AMD Radeon R9 M290X vs AMD Radeon Pro W6900X
GPU Specs Compare
Graphics Card
Release Date
Jan 2014
Aug 2021
Generation
Gem System
Radeon Pro Mac
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
850 MHz
1825 MHz
Boost Clock
900 MHz
2150 MHz
Memory Clock
1200 MHz
2000 MHz
Memory
Memory Size
4GB
32GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
153.6GB/s
512.0GB/s
Render Config
Compute Units
20
80
Shading Units
1280
5120
TMUs
80
320
ROPs
32
128
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
4 MB
RT Cores
-
80
L3 Cache
-
128 MB
Theoretical Performance
Pixel Rate
28.80 GPixel/s
275.2 GPixel/s
Texture Rate
72.00 GTexel/s
688.0 GTexel/s
FP32 (float)
2.304 TFLOPS
22.02 TFLOPS
FP64 (double)
144.0 GFLOPS
1376 GFLOPS
FP16 (half)
-
44.03 TFLOPS
Graphics Processor
GPU Name
Neptune
Navi 21
GPU Variant
Neptune XT(216-0847000)
Navi 21 Pro-XTA
Architecture
GCN 1.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
2.8 billion
26.8 billion
Die Size
212 mm²
520 mm²
Board Design
TDP
100W
300W
Outputs
Portable Device Dependent
1x HDMI 2.14x Thunderbolt
Power Connectors
None
None
Suggested PSU
-
700 W
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1 (1.2)
2.1
Vulkan
1.2.170
1.3
Shader Model
6.5 (5.1)
6.5