NVIDIA A800 PCIe 40 GB vs AMD Radeon R9 M395X
GPU · Specs Compare
Graphics Card
Release Date
Nov 2022
May 2015
Generation
Ampere
Crystal System
Type
AI GPU
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
765 MHz
—
Boost Clock
1410 MHz
—
Memory Clock
1215 MHz
1250 MHz
Memory
Memory Size
40GB
8GB
Memory Type
HBM2e
GDDR5
Memory Bus
5120bit
256bit
Bandwidth
1555GB/s
160.0GB/s
Render Config
SM Count
108
—
Shading Units
6912
2048
TMUs
432
128
ROPs
160
32
Tensor Cores
432
—
L1 Cache
192 KB (per SM)
16 KB (per CU)
L2 Cache
40 MB
512 KB
Compute Units
—
32
Theoretical Performance
Pixel Rate
225.6 GPixel/s
23.14 GPixel/s
Texture Rate
609.1 GTexel/s
92.54 GTexel/s
FP16 (half)
77.97 TFLOPS
2.961 TFLOPS
FP32 (float)
19.49 TFLOPS
2.961 TFLOPS
FP64 (double)
9.746 TFLOPS
185.1 GFLOPS
Graphics Processor
GPU Name
GA100
Amethyst
Architecture
Ampere
GCN 3.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
54.2 billion
5 billion
Die Size
826 mm²
366 mm²
GPU Variant
—
Amethyst XT
Board Design
TDP
250W
75W
Suggested PSU
600 W
—
Outputs
No outputs
No outputs
Power Connectors
8-pin EPS
None
Graphics Features
DirectX
N/A
12 (12_0)
OpenGL
N/A
4.6
OpenCL
3.0
2.0
Vulkan
N/A
1.2
CUDA
8.0
—
Shader Model
N/A
6.3
Benchmark
3DMark Time Spy
—
2,514
▲ Specs Compare
Data sourced from official specifications and benchmark tests.