NVIDIA H100 SXM5 vs NVIDIA GeForce RTX 4080 16 GB
GPU · Specs Compare
Graphics Card
Release Date
Mar 2022
Sep 2022
Generation
Tesla Hopper
GeForce 40
Type
AI GPU
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1590 MHz
2205 MHz
Boost Clock
1980 MHz
2505 MHz
Memory Clock
1313 MHz
1400 MHz
Memory
Memory Size
80GB
16GB
Memory Type
HBM3
GDDR6X
Memory Bus
5120bit
256bit
Bandwidth
3350GB/s
716.8GB/s
Render Config
SM Count
132
76
Shading Units
16896
9728
TMUs
528
304
ROPs
24
112
Tensor Cores
528
304
L1 Cache
256 KB (per SM)
128 KB (per SM)
L2 Cache
50 MB
64 MB
RT Cores
—
76
Theoretical Performance
Pixel Rate
47.52 GPixel/s
280.6 GPixel/s
Texture Rate
1045 GTexel/s
761.5 GTexel/s
FP16 (half)
267.6 TFLOPS
48.74 TFLOPS
FP32 (float)
66.91 TFLOPS
48.74 TFLOPS
FP64 (double)
33.45 TFLOPS
761.5 GFLOPS
Graphics Processor
GPU Name
GH100
AD103
Architecture
Hopper
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
4 nm
4 nm
Transistors
80 billion
45.9 billion
Die Size
814 mm²
379 mm²
GPU Variant
—
AD103-300-A1
Board Design
TDP
700W
320W
Suggested PSU
1100 W
700 W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
8-pin EPS
1x 16-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
8.9
Shader Model
N/A
6.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.