AMD Radeon RX 7400 vs AMD P30PH
GPU Specs Compare
Graphics Card
Release Date
Aug 2025
Unknown
Generation
Navi III
Mining GPUs
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
1452 MHz
1120 MHz
Boost Clock
2300 MHz
1206 MHz
Memory Clock
2250 MHz
2100 MHz
Memory
Memory Size
8GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
128bit
256bit
Bandwidth
288.0GB/s
268.8GB/s
Render Config
Compute Units
28
32
Shading Units
1792
2048
TMUs
112
128
ROPs
64
32
RT Cores
28
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
2 MB
L3 Cache
64 MB
-
Theoretical Performance
Pixel Rate
147.2 GPixel/s
38.59 GPixel/s
Texture Rate
257.6 GTexel/s
154.4 GTexel/s
FP16 (half)
32.97 TFLOPS
4.940 TFLOPS
FP32 (float)
16.49 TFLOPS
4.940 TFLOPS
FP64 (double)
515.2 GFLOPS
308.7 GFLOPS
Graphics Processor
GPU Name
Navi 33
Polaris 20
GPU Variant
Navi 33
-
Architecture
RDNA 3.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
6 nm
14 nm
Transistors
13.3 billion
5.7 billion
Die Size
204 mm²
232 mm²
Board Design
TDP
43W
180W
Suggested PSU
200 W
450 W
Outputs
1x HDMI 2.1a3x DisplayPort 2.1
1x HDMI 2.0b
Power Connectors
1x 6-pin
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.2
2.1
Vulkan
1.3
1.3
Shader Model
6.8
6.7