Chip comparison
Google TPU v7 (Ironwood) vs Huawei Ascend 910B
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 | Google TPU v7 (Ironwood) | Huawei Ascend 910B |
|---|---|---|
| Process node | — | SMIC N+2 (~7nm) |
| TDP | 700 W | 400 W |
| Memory | 192 GB HBM3e | 64 GB HBM2e |
| Memory bandwidth | 7,400 GB/s | 1,600 GB/s |
| FP16 (dense) | — | 400 TFLOPS |
| BF16 (dense) | 4,614 TFLOPS | 400 TFLOPS |
| FP8 (dense) | 9,228 TFLOPS | — |
| INT8 (dense) | — | 800 TOPS |
| Form factor | OAM (Ironwood pod, up to 9,216 chips) | OAM (Atlas 300T A2) |
| Announced | 2025-04-09 | 2023-08-01 |
| Released | 2025-12-01 | 2023-08-01 |
Robots running Google TPU v7 (Ironwood)
No robots publicly running it yet.
Robots running Huawei Ascend 910B
Data centers with Google TPU v7 (Ironwood)
No data centers publicly running it yet.
Data centers with Huawei Ascend 910B
Common questions
Google TPU v7 (Ironwood) vs Huawei Ascend 910B: which is faster for training?
Google TPU v7 (Ironwood) has 23.07x the dense FP16/BF16 throughput of the other (Google TPU v7 (Ironwood): 9,228 TFLOPS; Huawei Ascend 910B: 400 TFLOPS). Real-world training speed also depends on memory bandwidth, interconnect, and software stack: see the spec diff for those inputs.
Google TPU v7 (Ironwood) vs Huawei Ascend 910B: which has more memory?
Google TPU v7 (Ironwood) carries more HBM (Google TPU v7 (Ironwood): 192 GB HBM3e; Huawei Ascend 910B: 64 GB HBM2e). Memory capacity sets the largest model that fits on one chip without partitioning; memory bandwidth sets inference throughput.
Google TPU v7 (Ironwood) vs Huawei Ascend 910B: which is more power-efficient?
Dense FP16/BF16 TFLOPS per watt: Google TPU v7 (Ironwood) 13.18 (9,228 ÷ 700 W); Huawei Ascend 910B 1.00 (400 ÷ 400 W). Google TPU v7 (Ironwood) wins at the die level; system-level efficiency also depends on cooling and interconnect.
Google TPU v7 (Ironwood) vs Huawei Ascend 910B: which is more widely used?
Google TPU v7 (Ironwood): 0 robots and 0 data centers publicly running it. Huawei Ascend 910B: 2 robots and 1 data center. Empty here means no operator has said publicly, not zero adoption in the market.
See also: every chip comparison · Google TPU v7 (Ironwood) full page · Huawei Ascend 910B full page.