Flopper.io GPU Specification Sheet
October 16, 2026
flopper.io/gpu/nvidia-rubin-sxmNVIDIA Rubin SXM
Rubin SXM 2026
Overview
130.0
FP32 TFLOPS
288 GB
Memory HBM4
22.0 TB/s
Memory Bandwidth
—
TDP
Performance Metrics
| Precision | Peak (dense) | 2:4 Sparse | Bits | Type |
|---|---|---|---|---|
| FP64 | 33.0 | N/A | 64 | Standard |
| FP64 Tensor | 200.0 | N/A | 64 | Tensor Core |
| FP32 | 130.0 | N/A | 32 | Standard |
| FP32 Tensor | 400.0 | N/A | — | Tensor Core |
| TF32 | 2000.0 | not published | 32 | Standard |
| BF16 | 4000.0 | not published | 16 | Standard |
| FP16 | 4000.0 | not published | 16 | Standard |
| FP8 | 17500.0 | not published | 8 | Standard |
| FP6 | 17500.0 | not published | — | Standard |
| FP4 | — | not published | — | Standard |
| NVFP4 | 35000.0 | 50000.0 | — | Standard |
| INT8 | 250.0 | not published | 8 | Standard |
Memory Specifications
- Capacity
- 288 GB
- Type
- HBM4
- Bandwidth
- 22.0 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: NVIDIA
Architecture: Rubin
Process Node: —
Form Factor: SXM
Launch Year: 2026
Variant: SXM
Interconnect
GPU-to-GPU: NVLink
Bandwidth: 3.6 TB/s bidirectional, per GPU
Enterprise Features
Sparsity: Yes