AMD Radeon R9 M485X vs NVIDIA A100 SXM4 80 GB
GPU Specs Compare
Graphics Card
Release Date
May 2016
Nov 2020
Generation
Crystal System
Tesla Ampere
Type
Mobile
AI GPU
Bus Interface
MXM-B (3.0)
PCIe 4.0 x16
Clock Speeds
Memory Clock
1250 MHz
1593 MHz
Base Clock
-
1275 MHz
Boost Clock
-
1410 MHz
Memory
Memory Size
8GB
80GB
Memory Type
GDDR5
HBM2e
Memory Bus
256bit
5120bit
Bandwidth
160.0GB/s
2039GB/s
Render Config
Compute Units
32
-
Shading Units
2048
6912
TMUs
128
432
ROPs
32
160
L1 Cache
16 KB (per CU)
192 KB (per SM)
L2 Cache
512 KB
40 MB
SM Count
-
108
Tensor Cores
-
432
Theoretical Performance
Pixel Rate
23.14 GPixel/s
225.6 GPixel/s
Texture Rate
92.54 GTexel/s
609.1 GTexel/s
FP16 (half)
2.961 TFLOPS
77.97 TFLOPS
FP32 (float)
2.961 TFLOPS
19.49 TFLOPS
FP64 (double)
185.1 GFLOPS
9.746 TFLOPS
Graphics Processor
GPU Name
Amethyst
GA100
GPU Variant
Amethyst XT
-
Architecture
GCN 3.0
Ampere
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
5 billion
54.2 billion
Die Size
366 mm²
826 mm²
Board Design
TDP
250W
400W
Outputs
No outputs
No outputs
Power Connectors
None
None
Suggested PSU
-
800 W
Graphics Features
DirectX
12 (12_0)
N/A
OpenGL
4.6
N/A
OpenCL
2.0
3.0
Vulkan
1.2
N/A
Shader Model
6.3
N/A
CUDA
-
8.0