Chip comparison
Biren BR100 vs Google TPU v4
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 | Biren BR100 | Google TPU v4 |
|---|---|---|
| Process node | TSMC N7 | TSMC N7 |
| Transistors (B) | 77 | — |
| TDP | 550 W | 192 W |
| Memory | 64 GB HBM2e | 32 GB HBM2 |
| Memory bandwidth | 2,300 GB/s | 1,200 GB/s |
| FP16 (dense) | 1,024 TFLOPS | — |
| BF16 (dense) | 1,024 TFLOPS | 275 TFLOPS |
| INT8 (dense) | 2,048 TOPS | 275 TOPS |
| Form factor | OAM | OAM (per-chip in v4 pod) |
| Announced | 2022-08-09 | 2021-05-18 |
| Released | — | 2022-05-01 |
Robots running Biren BR100
No robots publicly running it yet.
Robots running Google TPU v4
No robots publicly running it yet.
Data centers with Biren BR100
No data centers publicly running it yet.
Data centers with Google TPU v4
Common questions
Biren BR100 vs Google TPU v4: which is faster for training?
Biren BR100 has 3.72x the dense FP16/BF16 throughput of the other (Biren BR100: 1,024 TFLOPS; Google TPU v4: 275 TFLOPS). Real-world training speed also depends on memory bandwidth, interconnect, and software stack: see the spec diff for those inputs.
Biren BR100 vs Google TPU v4: which has more memory?
Biren BR100 carries more HBM (Biren BR100: 64 GB HBM2e; Google TPU v4: 32 GB HBM2). Memory capacity sets the largest model that fits on one chip without partitioning; memory bandwidth sets inference throughput.
Biren BR100 vs Google TPU v4: which is more power-efficient?
Dense FP16/BF16 TFLOPS per watt: Biren BR100 1.86 (1,024 ÷ 550 W); Google TPU v4 1.43 (275 ÷ 192 W). Biren BR100 wins at the die level; system-level efficiency also depends on cooling and interconnect.
Biren BR100 vs Google TPU v4: which is more widely used?
Biren BR100: 0 robots and 0 data centers publicly running it. Google TPU v4: 0 robots and 2 data centers. Empty here means no operator has said publicly, not zero adoption in the market.
See also: every chip comparison · Biren BR100 full page · Google TPU v4 full page.