AMD Radeon PRO W7900D vs AMD Radeon R9 M485X
GPU Specs Compare
Graphics Card
Release Date
Nov 2025
May 2016
Generation
Radeon Pro Navi
Crystal System
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
1327 MHz
-
Boost Clock
2156 MHz
-
Memory Clock
2250 MHz
1250 MHz
Memory
Memory Size
48GB
8GB
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
414.0 GPixel/s
23.14 GPixel/s
Texture Rate
827.9 GTexel/s
92.54 GTexel/s
FP16 (half)
106.0 TFLOPS
2.961 TFLOPS
FP32 (float)
52.99 TFLOPS
2.961 TFLOPS
FP64 (double)
1.656 TFLOPS
185.1 GFLOPS
Graphics Processor
GPU Name
Navi 31
Amethyst
GPU Variant
Navi 31
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
250W
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
2.2
2.0
Vulkan
1.4
1.2
Shader Model
6.9
6.3