AMD Radeon Pro W6800X Duo vs AMD Radeon R9 M395X Mac Edition
GPU Specs Compare
Graphics Card
Release Date
Aug 2021
May 2015
Generation
Radeon Pro Mac
Crystal System
Type
Desktop
Mobile
Bus Interface
Apple MPX
MXM-B (3.0)
Clock Speeds
Base Clock
1800 MHz
-
Boost Clock
1967 MHz
-
Memory Clock
2000 MHz
1365 MHz
Memory
Memory Size
32GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
512.0GB/s
174.7GB/s
Render Config
Compute Units
60
32
Shading Units
3840
2048
TMUs
240
128
ROPs
96
32
RT Cores
60
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
4 MB
512 KB
L3 Cache
128 MB
-
Theoretical Performance
Pixel Rate
188.8 GPixel/s
29.09 GPixel/s
Texture Rate
472.1 GTexel/s
116.4 GTexel/s
FP16 (half)
30.21 TFLOPS
3.723 TFLOPS
FP32 (float)
15.11 TFLOPS
3.723 TFLOPS
FP64 (double)
944.2 GFLOPS
232.7 GFLOPS
Graphics Processor
GPU Name
Navi 21
Amethyst
GPU Variant
Navi 21 Pro-XLA
Amethyst XT
Architecture
RDNA 2.0
GCN 3.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
26.8 billion
5 billion
Die Size
520 mm²
366 mm²
Board Design
TDP
400W
250W
Suggested PSU
800 W
-
Outputs
1x HDMI 2.14x Thunderbolt
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.3
1.2
Shader Model
6.7
6.3
📊 Benchmark
Blender
1,422
-