AMD Radeon Pro W6800X Duo vs AMD Radeon RX 580 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Aug 2021
Apr 2017
Generation
Radeon Pro Mac
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
Apple MPX
MXM-B (3.0)
Clock Speeds
Base Clock
1800 MHz
1000 MHz
Boost Clock
1967 MHz
1077 MHz
Memory Clock
2000 MHz
2000 MHz
Memory
Memory Size
32GB
8GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
512.0GB/s
256.0GB/s
Render Config
Compute Units
60
36
Shading Units
3840
2304
TMUs
240
144
ROPs
96
32
RT Cores
60
—
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
4 MB
2 MB
L3 Cache
128 MB
—
Theoretical Performance
Pixel Rate
188.8 GPixel/s
34.46 GPixel/s
Texture Rate
472.1 GTexel/s
155.1 GTexel/s
FP16 (half)
30.21 TFLOPS
4.963 TFLOPS
FP32 (float)
15.11 TFLOPS
4.963 TFLOPS
FP64 (double)
944.2 GFLOPS
310.2 GFLOPS
Graphics Processor
GPU Name
Navi 21
Polaris 20
GPU Variant
Navi 21 Pro-XLA
Polaris 20M XT
Architecture
RDNA 2.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
7 nm
14 nm
Transistors
26.8 billion
5.7 billion
Die Size
520 mm²
232 mm²
Board Design
TDP
400W
100W
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
2.1
Vulkan
1.3
1.2
Shader Model
6.7
6.4
Benchmark
Blender
1,422
—
3DMark Time Spy
—
3,553
3DMark Time Spy Extreme
—
1,626
▲ Specs Compare
Data sourced from official specifications and benchmark tests.