AMD Radeon PRO W7900 vs AMD Radeon R9 M390X
GPU Specs Compare
Graphics Card
Release Date
May 2023
May 2015
Generation
Radeon Pro Navi
Crystal System
Type
Professional
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1760 MHz
-
Boost Clock
2495 MHz
-
Memory Clock
2250 MHz
1250 MHz
Memory
Memory Size
48GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
384bit
256bit
Bandwidth
864.0GB/s
160.0GB/s
Render Config
Compute Units
96
32
Shading Units
6144
2048
TMUs
384
128
ROPs
192
32
RT Cores
96
-
L1 Cache
256 KB per Array
16 KB (per CU)
L2 Cache
6 MB
512 KB
L3 Cache
96 MB
-
Theoretical Performance
Pixel Rate
479.0 GPixel/s
23.14 GPixel/s
Texture Rate
958.1 GTexel/s
92.54 GTexel/s
FP16 (half)
122.6 TFLOPS
2.961 TFLOPS
FP32 (float)
61.32 TFLOPS
2.961 TFLOPS
FP64 (double)
1.916 TFLOPS
185.1 GFLOPS
Graphics Processor
GPU Name
Navi 31
Amethyst
GPU Variant
Navi 31 XTW
Amethyst XT
Architecture
RDNA 3.0
GCN 3.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
57.7 billion
5 billion
Die Size
529 mm²
366 mm²
Board Design
TDP
295W
75W
Suggested PSU
600 W
-
Outputs
3x DisplayPort 2.11x mini-DisplayPort 2.1
No outputs
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.0
2.0
Vulkan
1.4
1.2
Shader Model
6.9
6.3