NVIDIA H800 PCIe 80 GB vs NVIDIA A10G
GPU Specs Compare
Graphics Card
Release Date
Mar 2023
Apr 2021
Generation
Tesla Hopper
Tesla
Type
AI GPU
Professional
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1095 MHz
1320 MHz
Boost Clock
1755 MHz
1710 MHz
Memory Clock
1593 MHz
1563 MHz
Memory
Memory Size
80GB
12GB
Memory Type
HBM2e
GDDR6
Memory Bus
5120bit
384bit
Bandwidth
2039GB/s
600.2GB/s
Render Config
SM Count
114
72
Shading Units
14592
9216
TMUs
456
288
ROPs
24
96
Tensor Cores
456
288
L1 Cache
256 KB (per SM)
128 KB (per SM)
L2 Cache
50 MB
6 MB
RT Cores
-
72
Theoretical Performance
Pixel Rate
42.12 GPixel/s
164.2 GPixel/s
Texture Rate
800.3 GTexel/s
492.5 GTexel/s
FP16 (half)
204.9 TFLOPS
31.52 TFLOPS
FP32 (float)
51.22 TFLOPS
31.52 TFLOPS
FP64 (double)
25.61 TFLOPS
985.0 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
-
GA102-890-A1
Board Design
TDP
350W
150W
Suggested PSU
750 W
450 W
Outputs
No outputs
No outputs
Power Connectors
1x 16-pin
8-pin EPS
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