Flopper.io GPU Specification Sheet
October 9, 2026
flopper.io/gpu/sambanova-sn40lSambaNova SN40L
RDU 5nm
Overview
—
FP32 TFLOPS
64 GB
Memory HBM
1.8 TB/s
Memory Bandwidth
—
TDP
Performance Metrics
| Precision | Peak (dense) | Bits | Type |
|---|---|---|---|
| FP64 | — | — | Standard |
| FP32 | — | — | Standard |
| TF32 | — | — | Standard |
| BF16 | 638.0 | 16 | Standard |
| FP16 | — | — | Standard |
| FP8 | — | — | Standard |
| FP6 | — | — | Standard |
| FP4 | — | — | Standard |
| INT8 | — | — | Standard |
Memory Specifications
- Capacity
- 64 GB
- Type
- HBM
- Bandwidth
- 1.8 TB/s
- Interface Width
- —
Power & Efficiency
- TDP
- —
- Max power
- —
- FP32 dense TFLOPS per W of TDP
- —
- FP16 dense TFLOPS per W of TDP
- —
Per W of TDP figures divide dense peak by accelerator TDP. Board power only: excludes host CPUs, networking, cooling and facility overhead.
Hardware Details
Vendor: SambaNova
Architecture: RDU
Process Node: 5nm
Form Factor: —
Launch Year: —
Compute Engine
PCU: 1,040
Chip Design
Chiplets: 2 (Dual-die socket packaged with TSMC CoWoS)