Chip comparison
Huawei Ascend 910B vs Tesla HW4 (FSD Computer 2)
Side-by-side specs
Straight from each vendor's datasheet. Winner in bold: higher throughput, memory, or transistor count; lower power draw or price. Sparse (2:4) throughput roughly doubles the FP8/INT8 numbers shown.
| Field | Huawei Ascend 910B | Tesla HW4 (FSD Computer 2) |
|---|---|---|
| Process node | SMIC N+2 (~7nm) | Samsung 7LPP |
| TDP | 400 W | 90 W |
| Memory | 64 GB HBM2e | 16 GB GDDR6 |
| Memory bandwidth | 1,600 GB/s | — |
| FP16 (dense) | 400 TFLOPS | — |
| BF16 (dense) | 400 TFLOPS | — |
| INT8 (dense) | 800 TOPS | 300 TOPS |
| Form factor | OAM (Atlas 300T A2) | Auto-board (dual-SoC) |
| Announced | 2023-08-01 | 2023-01-01 |
| Released | 2023-08-01 | 2023-02-01 |
Robots running Huawei Ascend 910B
Robots running Tesla HW4 (FSD Computer 2)
Data centers with Huawei Ascend 910B
Data centers with Tesla HW4 (FSD Computer 2)
No data centers publicly running it yet.
Common questions
Huawei Ascend 910B vs Tesla HW4 (FSD Computer 2): which has more memory?
Huawei Ascend 910B carries more HBM (Huawei Ascend 910B: 64 GB HBM2e; Tesla HW4 (FSD Computer 2): 16 GB GDDR6). Memory capacity sets the largest model that fits on one chip without partitioning; memory bandwidth sets inference throughput.
Huawei Ascend 910B vs Tesla HW4 (FSD Computer 2): which is more widely used?
Huawei Ascend 910B: 2 robots and 1 data center publicly running it. Tesla HW4 (FSD Computer 2): 3 robots and 0 data centers. Empty here means no operator has said publicly, not zero adoption in the market.
See also: every chip comparison · Huawei Ascend 910B full page · Tesla HW4 (FSD Computer 2) full page.