NVIDIA H100 SXM5 64 GB vs NVIDIA GeForce RTX 3080 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Mar 2023
Jan 2021
Generation
Tesla Hopper
GeForce 30 Mobile
Type
AI GPU
Mobile
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1665 MHz
1110 MHz
Boost Clock
1980 MHz
1545 MHz
Memory Clock
1313 MHz
1750 MHz
Memory
Memory Size
64GB
8GB
Memory Type
HBM3
GDDR6
Memory Bus
3072bit
256bit
Bandwidth
2.02TB/s
448.0GB/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
30 MB
4 MB
RT Cores
—
48
Theoretical Performance
Pixel Rate
47.52 GPixel/s
148.3 GPixel/s
Texture Rate
1045 GTexel/s
296.6 GTexel/s
FP16 (half)
267.6 TFLOPS
18.98 TFLOPS
FP32 (float)
66.91 TFLOPS
18.98 TFLOPS
FP64 (double)
33.45 TFLOPS
296.6 GFLOPS
Graphics Processor
GPU Name
GH100
GA104
Architecture
Hopper
Ampere
Foundry
TSMC
Samsung
Process Size
5 nm
8 nm
Transistors
80 billion
17.4 billion
Die Size
814 mm²
392 mm²
GPU Variant
—
GA104-775-A1
Board Design
TDP
700W
115W
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.