NVIDIA H100 PCIe 96 GB vs NVIDIA GeForce RTX 3080 12 GB
GPU Specs Compare
Graphics Card
Release Date
Mar 2023
Jan 2022
Generation
Tesla Hopper
GeForce 30
Type
AI GPU
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1665 MHz
1260 MHz
Boost Clock
1837 MHz
1710 MHz
Memory Clock
1313 MHz
1188 MHz
Memory
Memory Size
96GB
12GB
Memory Type
HBM3
GDDR6X
Memory Bus
5120bit
384bit
Bandwidth
1681GB/s
912.4GB/s
Render Config
SM Count
132
70
Shading Units
16896
8960
TMUs
528
280
ROPs
24
96
Tensor Cores
528
280
L1 Cache
256 KB (per SM)
128 KB (per SM)
L2 Cache
50 MB
6 MB
RT Cores
-
70
Theoretical Performance
Pixel Rate
44.09 GPixel/s
164.2 GPixel/s
Texture Rate
969.9 GTexel/s
478.8 GTexel/s
FP16 (half)
248.3 TFLOPS
30.64 TFLOPS
FP32 (float)
62.08 TFLOPS
30.64 TFLOPS
FP64 (double)
31.04 TFLOPS
478.8 GFLOPS
Graphics Processor
GPU Name
GH100
GA102
Architecture
Hopper
Ampere
Foundry
TSMC
Samsung
Process Size
4 nm
8 nm
Transistors
80 billion
28.3 billion
Die Size
814 mm²
628 mm²
GPU Variant
-
GA102-220-A1
Board Design
TDP
700W
350W
Suggested PSU
1100 W
750 W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
8-pin EPS
1x 12-pin
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
6.8