NVIDIA H100 PCIe 96 GB vs NVIDIA Rubin Ultra GPU
GPU · Specs Compare
Graphics Card
Release Date
Mar 2023
Jan 2027
Generation
Tesla Hopper
Server Rubin
Type
AI GPU
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 6.0 x16
Clock Speeds
Base Clock
1665 MHz
700 MHz
Boost Clock
1837 MHz
2267 MHz
Memory Clock
1313 MHz
1900 MHz
Memory
Memory Size
96GB
1024GB
Memory Type
HBM3
HBM4e
Memory Bus
5120bit
32768bit
Bandwidth
1681GB/s
31.1TB/s
Render Config
SM Count
132
448
Shading Units
16896
57344
TMUs
528
1792
ROPs
24
24
Tensor Cores
528
1792
L1 Cache
256 KB (per SM)
256 KB (per SM)
L2 Cache
50 MB
128 MB
Theoretical Performance
Pixel Rate
44.09 GPixel/s
54.41 GPixel/s
Texture Rate
969.9 GTexel/s
4062.5 GTexel/s
FP16 (half)
248.3 TFLOPS
520.0 TFLOPS
FP32 (float)
62.08 TFLOPS
260.0 TFLOPS
FP64 (double)
31.04 TFLOPS
65.00 TFLOPS
Graphics Processor
GPU Name
GH100
GR110
Architecture
Hopper
Rubin Ultra
Foundry
TSMC
TSMC
Process Size
4 nm
3 nm
Transistors
80 billion
670 billion
Die Size
814 mm²
2912 mm²
Board Design
TDP
700W
3600W
Suggested PSU
1100 W
4000 W
Outputs
No outputs
No outputs
Power Connectors
8-pin EPS
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Graphics Features
DirectX
N/A
N/A
OpenGL
N/A
N/A
OpenCL
3.0
3.0
Vulkan
N/A
N/A
CUDA
9.0
10.7
Shader Model
N/A
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.