Chip comparison
AWS Trainium (Trn1) 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 | AWS Trainium (Trn1) | Huawei Ascend 910B |
|---|---|---|
| Process node | TSMC N7 | SMIC N+2 (~7nm) |
| TDP | 500 W | 400 W |
| Memory | 32 GB HBM2e | 64 GB HBM2e |
| Memory bandwidth | 820 GB/s | 1,600 GB/s |
| FP16 (dense) | — | 400 TFLOPS |
| BF16 (dense) | 210 TFLOPS | 400 TFLOPS |
| INT8 (dense) | — | 800 TOPS |
| Form factor | Trn1 EC2 instance | OAM (Atlas 300T A2) |
| Announced | 2020-12-01 | 2023-08-01 |
| Released | 2022-10-01 | 2023-08-01 |
Robots running AWS Trainium (Trn1)
No robots publicly running it yet.
Robots running Huawei Ascend 910B
Data centers with AWS Trainium (Trn1)
No data centers publicly running it yet.
Data centers with Huawei Ascend 910B
Common questions
AWS Trainium (Trn1) vs Huawei Ascend 910B: which is faster for training?
Huawei Ascend 910B has 1.90x the dense FP16/BF16 throughput of the other (AWS Trainium (Trn1): 210 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.
AWS Trainium (Trn1) vs Huawei Ascend 910B: which has more memory?
Huawei Ascend 910B carries more HBM (AWS Trainium (Trn1): 32 GB HBM2e; Huawei Ascend 910B: 64 GB HBM2e). Memory capacity sets the largest model that fits on one chip without partitioning; memory bandwidth sets inference throughput.
AWS Trainium (Trn1) vs Huawei Ascend 910B: which is more power-efficient?
Dense FP16/BF16 TFLOPS per watt: AWS Trainium (Trn1) 0.42 (210 ÷ 500 W); Huawei Ascend 910B 1.00 (400 ÷ 400 W). Huawei Ascend 910B wins at the die level; system-level efficiency also depends on cooling and interconnect.
AWS Trainium (Trn1) vs Huawei Ascend 910B: which is more widely used?
AWS Trainium (Trn1): 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 · AWS Trainium (Trn1) full page · Huawei Ascend 910B full page.