AMD Radeon Pro Duo Polaris vs AMD Radeon Pro W6800X Duo
GPU · Specs Compare
Graphics Card
Release Date
Apr 2017
Aug 2021
Generation
Radeon Pro GCN
Radeon Pro Mac
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
Apple MPX
Clock Speeds
Memory Clock
1750 MHz
2000 MHz
Base Clock
—
1800 MHz
Boost Clock
—
1967 MHz
Memory
Memory Size
16GB
32GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
224.0GB/s
512.0GB/s
Render Config
Compute Units
36
60
Shading Units
2304
3840
TMUs
144
240
ROPs
32
96
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
2 MB
4 MB
RT Cores
—
60
L3 Cache
—
128 MB
Theoretical Performance
Pixel Rate
39.78 GPixel/s
188.8 GPixel/s
Texture Rate
179.0 GTexel/s
472.1 GTexel/s
FP16 (half)
5.728 TFLOPS
30.21 TFLOPS
FP32 (float)
5.728 TFLOPS
15.11 TFLOPS
FP64 (double)
358.0 GFLOPS
944.2 GFLOPS
Graphics Processor
GPU Name
Ellesmere
Navi 21
GPU Variant
Ellesmere Gemini GL
Navi 21 Pro-XLA
Architecture
GCN 4.0
RDNA 2.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
7 nm
Transistors
5.7 billion
26.8 billion
Die Size
232 mm²
520 mm²
Board Design
TDP
250W
400W
Suggested PSU
600 W
800 W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
1x HDMI 2.14x Thunderbolt
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.3
Shader Model
6.7
6.7
Benchmark
Blender
—
1,422
▲ Specs Compare
Data sourced from official specifications and benchmark tests.