NVIDIA H100 PCIe 80 GB vs NVIDIA RTX A4000 Max-Q
GPU · Specs Compare
Graphics Card
Release Date
Oct 2022
Apr 2021
Generation
Server Hopper
Ampere-MW
Type
AI GPU
Mobile
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1095 MHz
780 MHz
Boost Clock
1755 MHz
1395 MHz
Memory Clock
1593 MHz
1375 MHz
Memory
Memory Size
80GB
8GB
Memory Type
HBM2e
GDDR6
Memory Bus
5120bit
256bit
Bandwidth
2.04TB/s
352.0GB/s
Render Config
SM Count
114
40
Shading Units
14592
5120
TMUs
456
160
ROPs
24
80
Tensor Cores
456
160
L1 Cache
256 KB (per SM)
128 KB (per SM)
L2 Cache
50 MB
4 MB
RT Cores
—
40
Theoretical Performance
Pixel Rate
42.12 GPixel/s
111.6 GPixel/s
Texture Rate
800.3 GTexel/s
223.2 GTexel/s
FP16 (half)
204.9 TFLOPS
14.28 TFLOPS
FP32 (float)
51.22 TFLOPS
14.28 TFLOPS
FP64 (double)
25.61 TFLOPS
223.2 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
Board Design
TDP
350W
80W
Suggested PSU
750 W
—
Outputs
No outputs
Portable Device Dependent
Power Connectors
1x 16-pin
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
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.