NVIDIA H800 SXM5 vs NVIDIA A2
GPU · Specs Compare
Graphics Card
Release Date
Mar 2023
Nov 2021
Generation
Server Hopper
Quadro
Type
AI GPU
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1095 MHz
1440 MHz
Boost Clock
1755 MHz
1770 MHz
Memory Clock
1313 MHz
1563 MHz
Memory
Memory Size
80GB
16GB
Memory Type
HBM3
GDDR6
Memory Bus
5120bit
128bit
Bandwidth
3.36TB/s
200.1GB/s
Render Config
SM Count
132
10
Shading Units
16896
1280
TMUs
528
40
ROPs
24
32
Tensor Cores
528
40
L1 Cache
256 KB (per SM)
128 KB (per SM)
L2 Cache
50 MB
2 MB
RT Cores
—
10
Theoretical Performance
Pixel Rate
42.12 GPixel/s
56.64 GPixel/s
Texture Rate
926.6 GTexel/s
70.80 GTexel/s
FP16 (half)
237.2 TFLOPS
4.531 TFLOPS
FP32 (float)
59.30 TFLOPS
4.531 TFLOPS
FP64 (double)
29.65 TFLOPS
70.80 GFLOPS
Graphics Processor
GPU Name
GH100
GA107
Architecture
Hopper
Ampere
Foundry
TSMC
Samsung
Process Size
5 nm
8 nm
Transistors
80 billion
Unknown
Die Size
814 mm²
Unknown
Board Design
TDP
700W
60W
Suggested PSU
1100 W
250 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.