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NVIDIA Rubin CPX vs NVIDIA Vera Rubin
Side-by-side comparison of specifications, performance, and efficiency.
NVIDIA Rubin CPX
Architecture
Rubin
Year
2026
VRAM
128 GB
NVIDIA Vera Rubin
Architecture
Rubin
Year
2026
VRAM
576 GB
Specifications
NVIDIA Rubin CPX NVIDIA Vera Rubin
Architecture
Rubin Rubin
Launch Year
2026 2026
Form Factor
— Superchip
VRAM
128 GB576 GB
Memory Bandwidth
—44.0 TB/s
TDP
——
Process Node
— —
| Spec | NVIDIA Rubin CPX | NVIDIA Vera Rubin |
|---|---|---|
| Architecture | Rubin | Rubin |
| Launch Year | 2026 | 2026 |
| Form Factor | — | Superchip |
| VRAM | 128 GB | 576 GB |
| Memory Bandwidth | — | 44.0 TB/s |
| TDP | — | — |
| Process Node | — | — |
Performance (TFLOPS)
NVIDIA Rubin CPX NVIDIA Vera Rubin
FP64
—67.0 TFlops
FP32
—260.0 TFlops
FP16
—8000.0 TFlops
BF16
—8000.0 TFlops
FP8
—35000.0 TFlops
INT8
—500.0 TFlops
Tensor Core
FP64 (TC)
—400.0 TFlops
| Precision | NVIDIA Rubin CPX | NVIDIA Vera Rubin |
|---|---|---|
| FP64 | — | 67.0 TFlops |
| FP32 | — | 260.0 TFlops |
| FP16 | — | 8000.0 TFlops |
| BF16 | — | 8000.0 TFlops |
| FP8 | — | 35000.0 TFlops |
| INT8 | — | 500.0 TFlops |
| Tensor Core | ||
| FP64 (TC) | — | 400.0 TFlops BEST |
FLOPS by Precision
Efficiency — TDP vs FP32 Performance
Analysis
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