NVIDIA H800 PCIe 80 GB vs NVIDIA RTX A2000 12 GB
GPU Specs Compare
Graphics Card
Release Date
Mar 2023
Nov 2021
Generation
Tesla Hopper
Quadro
Type
AI GPU
Professional
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1095 MHz
562 MHz
Boost Clock
1755 MHz
1200 MHz
Memory Clock
1593 MHz
1500 MHz
Memory
Memory Size
80GB
12GB
Memory Type
HBM2e
GDDR6
Memory Bus
5120bit
192bit
Bandwidth
2039GB/s
288.0GB/s
Render Config
SM Count
114
26
Shading Units
14592
3328
TMUs
456
104
ROPs
24
48
Tensor Cores
456
104
L1 Cache
256 KB (per SM)
128 KB (per SM)
L2 Cache
50 MB
3 MB
RT Cores
-
26
Theoretical Performance
Pixel Rate
42.12 GPixel/s
57.60 GPixel/s
Texture Rate
800.3 GTexel/s
124.8 GTexel/s
FP16 (half)
204.9 TFLOPS
7.987 TFLOPS
FP32 (float)
51.22 TFLOPS
7.987 TFLOPS
FP64 (double)
25.61 TFLOPS
124.8 GFLOPS
Graphics Processor
GPU Name
GH100
GA106
Architecture
Hopper
Ampere
Foundry
TSMC
Samsung
Process Size
4 nm
8 nm
Transistors
80 billion
12 billion
Die Size
814 mm²
276 mm²
Board Design
TDP
350W
70W
Suggested PSU
750 W
250 W
Outputs
No outputs
4x mini-DisplayPort 1.4a
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
6.6
📊 Benchmark
3DMark Time Spy
-
5,834
3DMark Time Spy Extreme
-
2,681
OctaneBench
-
227
Blender
-
1,885