AMD Radeon Pro W6900X vs AMD Radeon Pro V520
GPU Specs Compare
Graphics Card
Release Date
Aug 2021
Dec 2020
Generation
Radeon Pro Mac
Radeon Pro
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1825 MHz
1000 MHz
Boost Clock
2150 MHz
1600 MHz
Memory Clock
2000 MHz
1000 MHz
Memory
Memory Size
32GB
8GB
Memory Type
GDDR6
HBM2
Memory Bus
256bit
2048bit
Bandwidth
512.0GB/s
512.0GB/s
Render Config
Compute Units
80
36
Shading Units
5120
2304
TMUs
320
144
ROPs
128
64
RT Cores
80
-
L1 Cache
128 KB per Array
-
L2 Cache
4 MB
4 MB
L3 Cache
128 MB
-
Theoretical Performance
Pixel Rate
275.2 GPixel/s
102.4 GPixel/s
Texture Rate
688.0 GTexel/s
230.4 GTexel/s
FP16 (half)
44.03 TFLOPS
14.75 TFLOPS
FP32 (float)
22.02 TFLOPS
7.373 TFLOPS
FP64 (double)
1376 GFLOPS
460.8 GFLOPS
Graphics Processor
GPU Name
Navi 21
Navi 12
GPU Variant
Navi 21 Pro-XTA
Navi 12
Architecture
RDNA 2.0
RDNA 1.0
Foundry
TSMC
TSMC
Process Size
7 nm
7 nm
Transistors
26.8 billion
Unknown
Die Size
520 mm²
Unknown
Board Design
TDP
300W
225W
Suggested PSU
700 W
550 W
Outputs
1x HDMI 2.14x Thunderbolt
No outputs
Power Connectors
None
1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.1
2.2
Vulkan
1.3
1.3
Shader Model
6.5
6.5