Understand the system
How it works
The chip is designed as a coupled system: compute, memory, I/O, packaging, yield, power, and software must close together before manufacturing begins.
From design tools to tape-out
Select a capability to explore its role and connections.
Selected: EDA platforms
EDA platforms
Electronic-design-automation platforms coordinate specification, implementation, analysis, verification, and manufacturing handoff across complex chips.
Explore EDA platforms in AtlasDocumented connections
- EDA platforms → Verification & emulation
EDA platforms provide the simulation, analysis, and emulation flow used to close verification.
Relationship evidence · 2
- [1] NIST's current hardware-security program states that functional verification accounts for more than half of the cost of a new chip design.
- [2] The Federal Trade Commission's final order for the 35-billion-dollar Synopsys–Ansys transaction required divestitures in three specified software-tool markets to remedy competition concerns.
Selected documented dependencies. Arrows retain their Atlas direction; they do not represent quantities or a complete engineering process.
Chip design is the translation layer between an AI workload and manufacturable silicon. Architects choose data types, memory hierarchy, compute units, interconnect, security, and control; engineers integrate reusable IP, verify behavior, close timing and power, and produce the mask data a foundry can execute. Every late change collides with fixed package, compiler, process, and schedule constraints.
Workload shapes architecture
Training and inference reward different balances of arithmetic, precision, memory capacity, bandwidth, latency, and communications. Architecture begins by making those tradeoffs explicit, and NIST's current SoC work treats hardware/software co-design plus heterogeneous packaged components as one coupled architecture problem rather than sequential handoffs.
- Tie data types to workload accuracy targets
- Model memory movement before peak arithmetic
Supporting evidence · 3
- [1] NVIDIA specifies 141 GB of HBM3E capacity and 4.8 TB/s of memory bandwidth for the H200 accelerator.
- [2] PyTorch documents data, fully sharded data, tensor, and pipeline parallelism as complementary approaches for distributed model training.
- [3] NIST's current system-on-chip architecture work treats hardware/software co-design and heterogeneous packaged components as joint design considerations.
IP and instruction sets
Processor cores, memory controllers, SerDes, security blocks, and interface standards are often reused. Modular instruction sets widen the ecosystem, but CRS's revenue geography and the FTC's transaction remedy show that critical design tools and reusable IP remain concentrated enough to create policy and continuity risk.
- Trace licensed and open IP separately
- Expose compatibility as a supply-chain dependency
Supporting evidence · 4
- [1] The RISC-V instruction-set architecture is organized around a required base ISA plus optional standardized extensions.
- [2] PCI Express 6.0 doubles the raw data rate to 64 GT/s and supports up to 256 GB/s bidirectionally on an x16 link.
- [3] A Congressional Research Service synthesis reports that U.S.-headquartered companies accounted for 72 percent of worldwide electronic-design-automation and semiconductor-IP revenue in 2021.
- [4] The Federal Trade Commission's final order for the 35-billion-dollar Synopsys–Ansys transaction required divestitures in three specified software-tool markets to remedy competition concerns.
Verification is schedule insurance
Functional verification, emulation, formal methods, and physical signoff aim to find failures before masks and wafers make them extraordinarily expensive. NIST describes functional verification as more than half of new-chip design cost and its advanced-packaging program identifies the scale at which contemporary abstraction limits force full-chip designs into separately implemented blocks. A 2021 federal review's dated 7 nm and 5 nm cost estimates show the order of magnitude at risk, not a current universal design budget.
- Verification loops close before tape-out
- Design choices shape yield and test coverage
Supporting evidence · 6
- [1] SIA's high-level semiconductor value chain runs from research and development through chip design, front-end wafer fabrication, back-end assembly, test and packaging, and finally circuit-board integration into products.
- [2] Semiconductor design, equipment, materials, wafer fabrication, and assembly remain distributed across highly specialized regional clusters.
- [3] Leading-edge wafers pass through thousands of fabrication process steps over a period measured in weeks before packaging and test.
- [4] NIST's advanced-packaging research program identified roughly 100 million design instances as the point above which then-current EDA abstractions made full-chip implementation impractical, forcing designs to be partitioned into blocks.
- [5] A 2021 U.S. government supply-chain review reproduced industry estimates of 297.8 million dollars to design a 7-nanometer chip and 542.2 million dollars for a 5-nanometer chip.
- [6] NIST's current hardware-security program states that functional verification accounts for more than half of the cost of a new chip design.
Hardware and software co-design
Compiler support, kernels, libraries, frameworks, and collective-communication behavior determine whether new silicon becomes useful compute. Ecosystem maturity can outweigh isolated benchmark peaks.
- Pair every accelerator with its software path
- Measure portability costs and optimization depth
Supporting evidence · 2
Featured evidence
Design milestones
- 01Workload
Define useful work, latency, throughput, and memory behavior.
- 02Architecture
Partition compute, memory, interconnect, control, and security.
- 03IP + process rules
Bind reusable blocks to a manufacturable process and package.
- 04Verification
Test logic, timing, power, interfaces, and physical constraints.
- 05Tape-out
Release verified pattern data for masks and fabrication.
Key indicators
Key measures & constraints
- 01
SIA's high-level semiconductor value chain runs from research and development through chip design, front-end wafer fabrication, back-end assembly, test and packaging, and finally circuit-board integration into products.
- Class
- fact
- Geography
- Global
- Period
- current industry overview
- Confidence
- high
- 02
A Congressional Research Service synthesis reports that U.S.-headquartered companies accounted for 72 percent of worldwide electronic-design-automation and semiconductor-IP revenue in 2021.
- Class
- estimate
- Geography
- Global, by company headquarters
- Period
- 2021
- Confidence
- medium
- 03
NIST's advanced-packaging research program identified roughly 100 million design instances as the point above which then-current EDA abstractions made full-chip implementation impractical, forcing designs to be partitioned into blocks.
- Class
- estimate
- Geography
- Global
- Period
- 2024 program assessment
- Confidence
- medium
- 04
The Federal Trade Commission's final order for the 35-billion-dollar Synopsys–Ansys transaction required divestitures in three specified software-tool markets to remedy competition concerns.
- Class
- fact
- Geography
- United States with global market implications
- Period
- October 2025 final order
- Confidence
- high
- 05
CUDA and ROCm each combine programming models, runtimes, compilers, libraries, debugging tools, and hardware interfaces into an accelerator software stack.
- Class
- fact
- Geography
- Global
- Period
- 2026 documentation
- Confidence
- high
System map
Connections across the system
Explore inputs, outputs, and shared capabilities in the Atlas. Open the register for every documented relationship.
Enters this system 1
- AI storage→ Runtime & frameworksTrace relationship
Leaves this system 4
- Photomasks← Accelerator architectureTrace relationship
- AI rack system← Runtime & frameworksTrace relationship
Shared capabilities can belong to more than one System. These links carry materials, energy, information, capital, or permissions; they describe dependencies, not quantities or a complete process model.
Explore 8 capabilities and operating boundaries
All documented relationships · 15
- criticaloutput
Verified physical design is converted into mask pattern data.
Trace relationshipSupporting evidence · 2
- [1] SIA's high-level semiconductor value chain runs from research and development through chip design, front-end wafer fabrication, back-end assembly, test and packaging, and finally circuit-board integration into products.
- [2] ASML specifies a 0.55 numerical aperture and 8 nm resolution for the TWINSCAN EXE:5000 High-NA EUV system.
- criticaloutput
Drivers, kernels, frameworks, and scheduling convert hardware into useful work.
Trace relationshipSupporting evidence · 2
- criticalinternal
EDA platforms provide the simulation, analysis, and emulation flow used to close verification.
Trace relationshipSupporting evidence · 2
- [1] NIST's current hardware-security program states that functional verification accounts for more than half of the cost of a new chip design.
- [2] The Federal Trade Commission's final order for the 35-billion-dollar Synopsys–Ansys transaction required divestitures in three specified software-tool markets to remedy competition concerns.
- criticalinternal
Verified design intent advances into process-specific implementation and signoff.
Trace relationshipSupporting evidence · 2
- [1] NIST's current hardware-security program states that functional verification accounts for more than half of the cost of a new chip design.
- [2] NIST's advanced-packaging research program identified roughly 100 million design instances as the point above which then-current EDA abstractions made full-chip implementation impractical, forcing designs to be partitioned into blocks.
- criticalinternal
Foundry rules and physical signoff produce the release representation used for tape-out.
Trace relationshipSupporting evidence · 2
- [1] A 2021 U.S. government supply-chain review reproduced industry estimates of 297.8 million dollars to design a 7-nanometer chip and 542.2 million dollars for a 5-nanometer chip.
- [2] NIST's advanced-packaging research program identified roughly 100 million design instances as the point above which then-current EDA abstractions made full-chip implementation impractical, forcing designs to be partitioned into blocks.
- criticaloutput
Tape-out data drives preparation of the mask set for the selected process.
Trace relationshipSupporting evidence · 2
- [1] SIA's high-level semiconductor value chain runs from research and development through chip design, front-end wafer fabrication, back-end assembly, test and packaging, and finally circuit-board integration into products.
- [2] ASML specifies a 0.55 numerical aperture and 8 nm resolution for the TWINSCAN EXE:5000 High-NA EUV system.
- importantinternal
Software capabilities and workload behavior feed back into hardware design.
Trace relationship - importantoutput
Parallelism and collective libraries shape network traffic and topology needs.
Trace relationship - importantinput
Datasets and checkpoints feed training and recovery workflows.
Trace relationship - importantinternal
EDA platforms supplies a distinct operating capability within its broader Atlas system.
Trace relationshipSupporting evidence · 2
- [1] A Congressional Research Service synthesis reports that U.S.-headquartered companies accounted for 72 percent of worldwide electronic-design-automation and semiconductor-IP revenue in 2021.
- [2] The Federal Trade Commission's final order for the 35-billion-dollar Synopsys–Ansys transaction required divestitures in three specified software-tool markets to remedy competition concerns.
- importantinternal
Verification & emulation supplies a distinct operating capability within its broader Atlas system.
Trace relationshipSupporting evidence · 2
- [1] NIST's current hardware-security program states that functional verification accounts for more than half of the cost of a new chip design.
- [2] A 2021 U.S. government supply-chain review reproduced industry estimates of 297.8 million dollars to design a 7-nanometer chip and 542.2 million dollars for a 5-nanometer chip.
- importantinternal
PDKs & physical design supplies a distinct operating capability within its broader Atlas system.
Trace relationshipSupporting evidence · 2
- [1] NIST's advanced-packaging research program identified roughly 100 million design instances as the point above which then-current EDA abstractions made full-chip implementation impractical, forcing designs to be partitioned into blocks.
- [2] NIST's current system-on-chip architecture work treats hardware/software co-design and heterogeneous packaged components as joint design considerations.
- importantinternal
Tape-out & mask handoff supplies a distinct operating capability within its broader Atlas system.
Trace relationshipSupporting evidence · 2
- [1] A 2021 U.S. government supply-chain review reproduced industry estimates of 297.8 million dollars to design a 7-nanometer chip and 542.2 million dollars for a 5-nanometer chip.
- [2] SIA's high-level semiconductor value chain runs from research and development through chip design, front-end wafer fabrication, back-end assembly, test and packaging, and finally circuit-board integration into products.
- importantinternal
Hardware/software co-design supplies a distinct operating capability within its broader Atlas system.
Trace relationshipSupporting evidence · 2
- [1] NIST's current system-on-chip architecture work treats hardware/software co-design and heterogeneous packaged components as joint design considerations.
- [2] CUDA and ROCm each combine programming models, runtimes, compilers, libraries, debugging tools, and hardware interfaces into an accelerator software stack.
- enablinginternal
Instruction sets and reusable IP constrain and accelerate architecture design.
Trace relationship
Named companies + institutions
Organizations & their roles
- principal · standards body
RISC-V International
RISC-V International AssociationStandards organization maintaining the open RISC-V instruction-set architecture specifications.
Roles, locations & evidence
- Role
- standards setter
- Products / service
- RISC-V instruction-set standards
- Documented activity
- World
- Headquarters
- Not cataloged
Why this organization belongs in the System- ISA & reusable IP
Primary-source evidence connects this institution to risc-v instruction-set standards in the specified Atlas capability.
- material · public company
Arista Networks
Arista Networks, Inc.Cloud-networking company supplying high-speed switching systems, routing platforms, and network software.
Roles, locations & evidence
- Role
- supplier
- Products / service
- Network operating software
- Documented activity
- World
- Headquarters
- United States
Why this organization belongs in the System- Runtime & frameworks
Arista Networks's filing-backed operating portfolio includes network operating software; no subregional operating place is asserted, and headquarters is not used as a proxy. Representative status does not imply market rank.
- material · public company
Cisco
Cisco Systems, Inc.Networking and security company supplying switching, routing, optical, observability, and data-center infrastructure.
Roles, locations & evidence
- Role
- supplier
- Products / service
- Network operating and observability software
- Documented activity
- World
- Headquarters
- United States
Why this organization belongs in the System- Runtime & frameworks
Cisco's filing-backed operating portfolio includes network operating and observability software; no subregional operating place is asserted, and headquarters is not used as a proxy. Representative status does not imply market rank.
- material · nonprofit
PyTorch Foundation
Open-source foundation supporting the PyTorch machine-learning framework and distributed-computing ecosystem.
Roles, locations & evidence
- Role
- standards setter
- Products / service
- distributed machine-learning software
- Documented activity
- World
- Headquarters
- Not cataloged
Why this organization belongs in the System- Runtime & frameworks
Primary-source evidence connects this institution to distributed machine-learning software in the specified Atlas capability.
All other organizations · 6
- representative · public company
Alphabet
Alphabet Inc.Technology holding company whose Google businesses procure and operate global AI compute and cloud infrastructure.
Roles, locations & evidence
- Role
- designer
- Products / service
- Custom accelerators and AI software co-design
- Documented activity
- World
- Headquarters
- United States
Why this organization belongs in the System- Hardware/software co-design
Alphabet's filing-backed operating portfolio includes custom accelerators and ai software co-design; no subregional operating place is asserted, and headquarters is not used as a proxy. Representative status does not imply market rank.
- representative · public company
AMD
Advanced Micro Devices, Inc.Semiconductor company that designs CPUs, GPUs, adaptive computing products, and associated AI software.
Roles, locations & evidence
- Role
- supplier
- Products / service
- ROCm software platform
- Documented activity
- World
- Headquarters
- United States
Why this organization belongs in the System- Runtime & frameworks
AMD's filing-backed operating portfolio includes rocm software platform; no subregional operating place is asserted, and headquarters is not used as a proxy. Representative status does not imply market rank.
- representative · public company
Arm
Arm Holdings plcSemiconductor intellectual-property company licensing CPU architectures, cores, subsystems, and software tools.
Roles, locations & evidence
- Role
- supplier
- Products / service
- Compute subsystems and design enablement · CPU architecture and reusable processor IP
- Documented activity
- World
- Headquarters
- United Kingdom
Why this organization belongs in the System- Accelerator architecture
Arm's filing-backed operating portfolio includes compute subsystems and design enablement; no subregional operating place is asserted, and headquarters is not used as a proxy. Representative status does not imply market rank.
- ISA & reusable IP
Arm's filing-backed operating portfolio includes cpu architecture and reusable processor ip; no subregional operating place is asserted, and headquarters is not used as a proxy. Representative status does not imply market rank.
- representative · public company
Cadence
Cadence Design Systems, Inc.Electronic-design-automation company supplying implementation, verification, emulation, and systems-analysis tools.
Roles, locations & evidence
- Role
- supplier
- Products / service
- EDA software · Physical implementation and signoff tools · Verification and emulation platforms
- Documented activity
- World
- Headquarters
- United States
Why this organization belongs in the System- EDA platforms
Cadence's filing-backed operating portfolio includes eda software; no subregional operating place is asserted, and headquarters is not used as a proxy. Representative status does not imply market rank.
- PDKs & physical design
Cadence's filing-backed operating portfolio includes physical implementation and signoff tools; no subregional operating place is asserted, and headquarters is not used as a proxy. Representative status does not imply market rank.
- Verification & emulation
Cadence's filing-backed operating portfolio includes verification and emulation platforms; no subregional operating place is asserted, and headquarters is not used as a proxy. Representative status does not imply market rank.
- representative · public company
NVIDIA
NVIDIA CorporationComputing-platform company that designs AI accelerators, interconnects, systems, and the software stack that operates them.
Roles, locations & evidence
- Role
- supplier
- Products / service
- CUDA software platform
- Documented activity
- World
- Headquarters
- United States
Why this organization belongs in the System- Runtime & frameworks
NVIDIA's filing-backed operating portfolio includes cuda software platform; no subregional operating place is asserted, and headquarters is not used as a proxy. Representative status does not imply market rank.
- representative · public company
Synopsys
Synopsys, Inc.Electronic-design-automation and semiconductor-IP company supporting chip implementation, verification, and signoff.
Roles, locations & evidence
- Role
- supplier
- Products / service
- EDA software and semiconductor IP · Reusable semiconductor IP · Verification and emulation tools
- Documented activity
- World
- Headquarters
- United States
Why this organization belongs in the System- EDA platforms
Synopsys's filing-backed operating portfolio includes eda software and semiconductor ip; no subregional operating place is asserted, and headquarters is not used as a proxy. Representative status does not imply market rank.
- ISA & reusable IP
Synopsys's filing-backed operating portfolio includes reusable semiconductor ip; no subregional operating place is asserted, and headquarters is not used as a proxy. Representative status does not imply market rank.
- Verification & emulation
Synopsys's filing-backed operating portfolio includes verification and emulation tools; no subregional operating place is asserted, and headquarters is not used as a proxy. Representative status does not imply market rank.
Read this System in the field guide
Continue in the Volumes
Start with three selected readings, or explore the complete reading list.
Complete reading list
Precision
4 spreadsEvidence & review
currentEvidence health24 active claims · next review Oct 13, 2026+
- Active claims
- 24
- Sources
- 32
- High volatility
- 1
- Next review
- Oct 13, 2026
- Due soon
- 0
- Overdue
- 0
- Superseded
- 0