AMD Radeon Pro W6800X Duo vs AMD Radeon R9 Nano
GPU · Specs Compare
Graphics Card
Release Date
Aug 2021
Aug 2015
Generation
Radeon Pro Mac
Pirate Islands
Type
Desktop
Desktop
Bus Interface
Apple MPX
PCIe 3.0 x16
Clock Speeds
Base Clock
1800 MHz
—
Boost Clock
1967 MHz
—
Memory Clock
2000 MHz
500 MHz
Memory
Memory Size
32GB
4GB
Memory Type
GDDR6
HBM
Memory Bus
256bit
4096bit
Bandwidth
512.0GB/s
512.0GB/s
Render Config
Compute Units
60
64
Shading Units
3840
4096
TMUs
240
256
ROPs
96
64
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
64.00 GPixel/s
Texture Rate
472.1 GTexel/s
256.0 GTexel/s
FP16 (half)
30.21 TFLOPS
8.192 TFLOPS
FP32 (float)
15.11 TFLOPS
8.192 TFLOPS
FP64 (double)
944.2 GFLOPS
512.0 GFLOPS
Graphics Processor
GPU Name
Navi 21
Fiji
GPU Variant
Navi 21 Pro-XLA
Fiji XT CA(215-0862120)
Architecture
RDNA 2.0
GCN 3.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
26.8 billion
8.9 billion
Die Size
520 mm²
596 mm²
Board Design
TDP
400W
175W
Suggested PSU
800 W
450 W
Outputs
1x HDMI 2.14x Thunderbolt
1x HDMI 1.4a3x DisplayPort 1.2
Power Connectors
None
1x 8-pin
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
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.