NVIDIA RTX A4000 Max-Q vs H200 SXM
GPU · Specs Compare
Graphics Card
Release Date
Apr 2021
Nov 2023
Generation
Ampere-MW
Hopper
Type
Mobile
AI GPU
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
780 MHz
1590 MHz
Boost Clock
1395 MHz
1980 MHz
Memory Clock
1375 MHz
1313 MHz
Memory
Memory Size
8GB
141GB
Memory Type
GDDR6
HBM3e
Memory Bus
256bit
5120bit
Bandwidth
352.0GB/s
4800GB/s
Render Config
SM Count
40
132
Shading Units
5120
16896
TMUs
160
528
ROPs
80
24
Tensor Cores
160
528
RT Cores
40
—
L1 Cache
128 KB (per SM)
256 KB (per SM)
L2 Cache
4 MB
50 MB
Theoretical Performance
Pixel Rate
111.6 GPixel/s
47.52 GPixel/s
Texture Rate
223.2 GTexel/s
1045 GTexel/s
FP16 (half)
14.28 TFLOPS
1979 TFLOPS
FP32 (float)
14.28 TFLOPS
67 TFLOPS
FP64 (double)
223.2 GFLOPS
34 TFLOPS
Graphics Processor
GPU Name
GA104
GH200
Architecture
Ampere
Hopper
Foundry
Samsung
TSMC
Process Size
8 nm
4 nm
Transistors
17.4 billion
80 billion
Die Size
392 mm²
814 mm²
Board Design
TDP
80W
700W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
8-pin EPS
Suggested PSU
—
1100 W
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.3
N/A
CUDA
8.6
9.0
Shader Model
6.8
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.