Side-by-side, with the numbers that matter.
Two rigs, one table. Higher numbers win in cobalt; TDP and price flip.
Rig A
AMD Instinct MI355X
AMD · accelerator
Change
- 1X Neo
- Agility Robotics Digit
- Alibaba Qwen3-72B-Instruct (Q4 quant)
- AMD Instinct MI300X
- AMD Instinct MI325X
- AMD Instinct MI355X
- Anthropic Claude Opus 4.7
- Apple Mac Pro (M2 Ultra, 2023)
- Apple Mac Studio (M3 Ultra)
- Apple MacBook Pro 16-inch, M4 Max (2024)
- Apptronik Apollo
- Aurora
- AWS Trainium2
- Boston Dynamics Atlas
- Boston Dynamics Spot
- Cerebras Wafer-Scale Engine 3
- El Capitan
- Figure 02
- Frontier (OLCF-5)
- Google Cloud TPU v5p
- Groq Language Processing Unit
- Intel Gaudi 3 HL-325L
- MSI GeForce RTX 5090 Suprim Liquid
- NVIDIA B100
- NVIDIA B200
- NVIDIA DGX B200
- NVIDIA DGX H200
- NVIDIA DGX Spark
- NVIDIA Eos DGX SuperPOD
- NVIDIA GB200
- NVIDIA GB200 NVL72
- NVIDIA GeForce RTX 4090 Founders Edition
- NVIDIA GeForce RTX 5070 Ti Founders Edition
- NVIDIA GeForce RTX 5080 Founders Edition
- NVIDIA GeForce RTX 5090 Founders Edition
- NVIDIA GH200 Grace Hopper
- NVIDIA H100
- NVIDIA H200
- NVIDIA HGX B200
- NVIDIA Jetson AGX Thor
- NVIDIA RTX PRO 4500 Blackwell
- NVIDIA RTX PRO 5000 Blackwell
- NVIDIA RTX PRO 6000 Blackwell
- OpenAI GPT-5 Core
- SambaNova SN40L Reconfigurable Dataflow Unit
- Sanctuary AI Phoenix
- Tesla Optimus
- The Stargate Project
- Unitree B2
- Unitree G1
- Unitree H1
Rig B
El Capitan
HPE / AMD · workstation
Change
- 1X Neo
- Agility Robotics Digit
- Alibaba Qwen3-72B-Instruct (Q4 quant)
- AMD Instinct MI300X
- AMD Instinct MI325X
- AMD Instinct MI355X
- Anthropic Claude Opus 4.7
- Apple Mac Pro (M2 Ultra, 2023)
- Apple Mac Studio (M3 Ultra)
- Apple MacBook Pro 16-inch, M4 Max (2024)
- Apptronik Apollo
- Aurora
- AWS Trainium2
- Boston Dynamics Atlas
- Boston Dynamics Spot
- Cerebras Wafer-Scale Engine 3
- El Capitan
- Figure 02
- Frontier (OLCF-5)
- Google Cloud TPU v5p
- Groq Language Processing Unit
- Intel Gaudi 3 HL-325L
- MSI GeForce RTX 5090 Suprim Liquid
- NVIDIA B100
- NVIDIA B200
- NVIDIA DGX B200
- NVIDIA DGX H200
- NVIDIA DGX Spark
- NVIDIA Eos DGX SuperPOD
- NVIDIA GB200
- NVIDIA GB200 NVL72
- NVIDIA GeForce RTX 4090 Founders Edition
- NVIDIA GeForce RTX 5070 Ti Founders Edition
- NVIDIA GeForce RTX 5080 Founders Edition
- NVIDIA GeForce RTX 5090 Founders Edition
- NVIDIA GH200 Grace Hopper
- NVIDIA H100
- NVIDIA H200
- NVIDIA HGX B200
- NVIDIA Jetson AGX Thor
- NVIDIA RTX PRO 4500 Blackwell
- NVIDIA RTX PRO 5000 Blackwell
- NVIDIA RTX PRO 6000 Blackwell
- OpenAI GPT-5 Core
- SambaNova SN40L Reconfigurable Dataflow Unit
- Sanctuary AI Phoenix
- Tesla Optimus
- The Stargate Project
- Unitree B2
- Unitree G1
- Unitree H1
0 of 28 fields comparable
⇄ swap sides| Spec | AMD Instinct MI355X | El Capitan |
|---|---|---|
| Accelerator | — | AMD Instinct MI300A (APU) |
| Bf16 Matrix Pflops Dense | 5 | — |
| Compute Units | 256 | — |
| Cores | — | 11,340,000 |
| CPU | — | AMD 4th Gen EPYC 24C 1.8GHz |
| Form factor | OAM (liquid-cooled) | — |
| Fp16 Matrix Pflops Dense | 5 | — |
| Fp32 Vector Tflops | 157.3 | — |
| FP4 Matrix Pflops Dense | 20.1 | — |
| FP6 Matrix Pflops Dense | 20.1 | — |
| Fp64 Matrix Tflops | 78.6 | — |
| FP8 Matrix Pflops Dense | 10.1 | — |
| HBM (GB) | 288 | — |
| HBM Type | HBM3E | — |
| Hpcg Tflops | — | 17,406 |
| Installation Year | — | 2,024 |
| Interconnect | — | HPE Slingshot-11 |
| Location | — | DOE/NNSA/Lawrence Livermore National Laboratory |
| Manufacturer | — | HPE |
| Memory bandwidth (TB/s) | 8 | — |
| Model | — | HPE Cray EX255a |
| Pcie GEN | 5 | — |
| Power KW | — | 29,684.62 |
| Process Node NM | 3 | — |
| Rmax Pflops | — | 1,809 |
| Rpeak Pflops | — | 2,821.1 |
| TBP Watts | 1,400 | — |
| Top500 Rank Nov2025 | — | 1 |