Flopper.io GPU Specification Sheet
September 1, 2026
flopper.io/gpu/amd-instinct-mi355x-oamAMD Instinct MI355X OAM
CDNA 4 OAM 2025 3nm/6nm
Overview
157.3
FP32 TFLOPS
288 GB
VRAM
8.0 TB/s
Memory Bandwidth
1.4 kW
TDP
Performance Metrics
| Precision | Peak (dense) | 2:4 Sparse | Bits | Type |
|---|---|---|---|---|
| FP6 | 10066.3 | not published | — | Standard |
| INT8 | 5033.2 | 10066.4 | 8 | Standard |
| FP8 | 5033.2 | 10066.4 | 8 | Standard |
| FP4 | 10066.3 | not published | 4 | Standard |
| FP16 | 2516.6 | 5033.2 | 16 | Standard |
| BF16 | 2516.6 | 5033.2 | 16 | Standard |
| FP32 | 157.3 | — | 32 | Standard |
| FP64 | 78.6 | — | 64 | Standard |
Memory Specifications
- Capacity
- 288 GB
- Type
- —
- Bandwidth
- 8.0 TB/s
- Interface Width
- —
Power & Efficiency
- TDP
- 1.4 kW
- Est. Max Power
- 1.6 kW
- FP32 Efficiency
- 0.11 TFLOPS/W
- FP16 Efficiency
- 1.80 TFLOPS/W
Hardware Details
Vendor: AMD
Architecture: CDNA 4
Process Node: 3nm/6nm
Form Factor: OAM
Launch Year: 2025
Variant: OAM
Enterprise Features
Sparsity: Yes