NVIDIA A800 PCIe 40 GB vs NVIDIA CMP 40HX
GPU · Specs Compare
Graphics Card
Release Date
Nov 2022
Feb 2021
Generation
Ampere
Mining GPUs
Type
AI GPU
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 1.0 x4
Clock Speeds
Base Clock
765 MHz
1470 MHz
Boost Clock
1410 MHz
1650 MHz
Memory Clock
1215 MHz
1750 MHz
Memory
Memory Size
40GB
8GB
Memory Type
HBM2e
GDDR6
Memory Bus
5120bit
256bit
Bandwidth
1555GB/s
448.0GB/s
Render Config
SM Count
108
36
Shading Units
6912
2304
TMUs
432
144
ROPs
160
64
Tensor Cores
432
288
L1 Cache
192 KB (per SM)
64 KB (per SM)
L2 Cache
40 MB
4 MB
RT Cores
—
36
Theoretical Performance
Pixel Rate
225.6 GPixel/s
105.6 GPixel/s
Texture Rate
609.1 GTexel/s
237.6 GTexel/s
FP16 (half)
77.97 TFLOPS
15.21 TFLOPS
FP32 (float)
19.49 TFLOPS
7.603 TFLOPS
FP64 (double)
9.746 TFLOPS
237.6 GFLOPS
Graphics Processor
GPU Name
GA100
TU106
Architecture
Ampere
Turing
Foundry
TSMC
TSMC
Process Size
7 nm
12 nm
Transistors
54.2 billion
10.8 billion
Die Size
826 mm²
445 mm²
GPU Variant
—
TU106-100-A1
Board Design
TDP
250W
185W
Suggested PSU
600 W
450 W
Outputs
No outputs
No outputs
Power Connectors
8-pin EPS
1x 8-pin
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
8.0
7.5
Shader Model
N/A
6.8
Benchmark
Blender
—
1,174
▲ Specs Compare
Data sourced from official specifications and benchmark tests.