NVIDIA RTX A4000 Max-Q vs AMD Radeon R9 M395 Mac Edition
GPU Specs Compare
Graphics Card
Release Date
Apr 2021
May 2015
Generation
Ampere-MW
Crystal System
Type
Mobile
Mobile
Bus Interface
PCIe 4.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
780 MHz
-
Boost Clock
1395 MHz
-
Memory Clock
1375 MHz
1365 MHz
Memory
Memory Size
8GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
352.0GB/s
174.7GB/s
Render Config
SM Count
40
-
Shading Units
5120
1792
TMUs
160
112
ROPs
80
32
Tensor Cores
160
-
RT Cores
40
-
L1 Cache
128 KB (per SM)
-
L2 Cache
4 MB
-
Compute Units
-
28
Theoretical Performance
Pixel Rate
111.6 GPixel/s
26.69 GPixel/s
Texture Rate
223.2 GTexel/s
93.41 GTexel/s
FP16 (half)
14.28 TFLOPS
-
FP32 (float)
14.28 TFLOPS
2.989 TFLOPS
FP64 (double)
223.2 GFLOPS
373.6 GFLOPS
Graphics Processor
GPU Name
GA104
Amethyst
Architecture
Ampere
GCN 3.0
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
17.4 billion
5 billion
Die Size
392 mm²
366 mm²
GPU Variant
-
Amethyst PRO(216-0872004)
Board Design
TDP
80W
250W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.3
1.2
CUDA
8.6
-
Shader Model
6.8
6.3