H200 SXM vs NVIDIA GeForce RTX 3080 Max Q
GPU · Specs Compare
Graphics Card
Release Date
Nov 2023
Jan 2021
Generation
Hopper
GeForce 30 Mobile
Type
AI GPU
Mobile
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1590 MHz
780 MHz
Boost Clock
1980 MHz
1245 MHz
Memory Clock
1313 MHz
1500 MHz
Memory
Memory Size
141GB
8GB
Memory Type
HBM3e
GDDR6
Memory Bus
5120bit
256bit
Bandwidth
4800GB/s
384.0GB/s
Render Config
SM Count
132
48
Shading Units
16896
6144
TMUs
528
192
ROPs
24
96
Tensor Cores
528
192
L1 Cache
256 KB (per SM)
128 KB (per SM)
L2 Cache
50 MB
4 MB
RT Cores
—
48
Theoretical Performance
Pixel Rate
47.52 GPixel/s
119.5 GPixel/s
Texture Rate
1045 GTexel/s
239.0 GTexel/s
FP16 (half)
1979 TFLOPS
15.30 TFLOPS
FP32 (float)
67 TFLOPS
15.30 TFLOPS
FP64 (double)
34 TFLOPS
239.0 GFLOPS
Graphics Processor
GPU Name
GH200
GA104
Architecture
Hopper
Ampere
Foundry
TSMC
Samsung
Process Size
4 nm
8 nm
Transistors
80 billion
17.4 billion
Die Size
814 mm²
392 mm²
GPU Variant
—
GA104-775-A1
Board Design
TDP
700W
80W
Suggested PSU
1100 W
—
Outputs
No outputs
No outputs
Power Connectors
8-pin EPS
None
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.3
CUDA
9.0
8.6
Shader Model
N/A
6.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.