Chip comparison
Biren BR100 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 | Biren BR100 | Tesla HW4 (FSD Computer 2) |
|---|---|---|
| Process node | TSMC N7 | Samsung 7LPP |
| Transistors (B) | 77 | — |
| TDP | 550 W | 90 W |
| Memory | 64 GB HBM2e | 16 GB GDDR6 |
| Memory bandwidth | 2,300 GB/s | — |
| FP16 (dense) | 1,024 TFLOPS | — |
| BF16 (dense) | 1,024 TFLOPS | — |
| INT8 (dense) | 2,048 TOPS | 300 TOPS |
| Form factor | OAM | Auto-board (dual-SoC) |
| Announced | 2022-08-09 | 2023-01-01 |
| Released | — | 2023-02-01 |
Robots running Biren BR100
No robots publicly running it yet.
Robots running Tesla HW4 (FSD Computer 2)
Data centers with Biren BR100
No data centers publicly running it yet.
Data centers with Tesla HW4 (FSD Computer 2)
No data centers publicly running it yet.
Common questions
Biren BR100 vs Tesla HW4 (FSD Computer 2): which has more memory?
Biren BR100 carries more HBM (Biren BR100: 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.
Biren BR100 vs Tesla HW4 (FSD Computer 2): which is more widely used?
Biren BR100: 0 robots and 0 data centers 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 · Biren BR100 full page · Tesla HW4 (FSD Computer 2) full page.