AMD Radeon RX 7400 vs AMD Radeon Pro SSG
GPU Specs Compare
Graphics Card
Release Date
Aug 2025
Aug 2017
Generation
Navi III
Radeon Pro
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
1452 MHz
1440 MHz
Boost Clock
2300 MHz
1500 MHz
Memory Clock
2250 MHz
945 MHz
Memory
Memory Size
8GB
16GB
Memory Type
GDDR6
HBM2
Memory Bus
128bit
2048bit
Bandwidth
288.0GB/s
483.8GB/s
Render Config
Compute Units
28
64
Shading Units
1792
4096
TMUs
112
256
ROPs
64
64
RT Cores
28
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
4 MB
L3 Cache
64 MB
-
Theoretical Performance
Pixel Rate
147.2 GPixel/s
96.00 GPixel/s
Texture Rate
257.6 GTexel/s
384.0 GTexel/s
FP16 (half)
32.97 TFLOPS
24.58 TFLOPS
FP32 (float)
16.49 TFLOPS
12.29 TFLOPS
FP64 (double)
515.2 GFLOPS
768.0 GFLOPS
Graphics Processor
GPU Name
Navi 33
Vega 10
GPU Variant
Navi 33
Vega 10 XT GL(215-0894124)
Architecture
RDNA 3.0
GCN 5.0
Foundry
TSMC
GlobalFoundries
Process Size
6 nm
14 nm
Transistors
13.3 billion
12.5 billion
Die Size
204 mm²
495 mm²
Board Design
TDP
43W
260W
Suggested PSU
200 W
600 W
Outputs
1x HDMI 2.1a3x DisplayPort 2.1
6x mini-DisplayPort 1.4a
Power Connectors
1x 6-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.2
2.1
Vulkan
1.3
1.2
Shader Model
6.8
6.4