AMD Radeon RX 7400 vs AMD Radeon PRO W7900D
GPU · Specs Compare
Graphics Card
Release Date
Aug 2025
Nov 2025
Generation
Navi III
Radeon Pro Navi
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x16
Clock Speeds
Base Clock
1452 MHz
1327 MHz
Boost Clock
2300 MHz
2156 MHz
Memory Clock
2250 MHz
2250 MHz
Memory
Memory Size
8GB
48GB
Memory Type
GDDR6
GDDR6
Memory Bus
128bit
384bit
Bandwidth
288.0GB/s
864.0GB/s
Render Config
Compute Units
28
96
Shading Units
1792
6144
TMUs
112
384
ROPs
64
192
RT Cores
28
96
L1 Cache
128 KB per Array
256 KB per Array
L2 Cache
2 MB
6 MB
L3 Cache
64 MB
96 MB
Theoretical Performance
Pixel Rate
147.2 GPixel/s
414.0 GPixel/s
Texture Rate
257.6 GTexel/s
827.9 GTexel/s
FP16 (half)
32.97 TFLOPS
106.0 TFLOPS
FP32 (float)
16.49 TFLOPS
52.99 TFLOPS
FP64 (double)
515.2 GFLOPS
1.656 TFLOPS
Graphics Processor
GPU Name
Navi 33
Navi 31
GPU Variant
Navi 33
Navi 31
Architecture
RDNA 3.0
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
6 nm
5 nm
Transistors
13.3 billion
57.7 billion
Die Size
204 mm²
529 mm²
Board Design
TDP
43W
295W
Suggested PSU
200 W
600 W
Outputs
1x HDMI 2.1a3x DisplayPort 2.1
3x DisplayPort 2.11x mini-DisplayPort 2.1
Power Connectors
1x 6-pin
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.2
2.2
Vulkan
1.3
1.4
Shader Model
6.8
6.9
▲ Specs Compare
Data sourced from official specifications and benchmark tests.