AMD Radeon Pro 575X vs AMD Radeon RX 7400
GPU · Specs Compare
Graphics Card
Release Date
Mar 2019
Aug 2025
Generation
Radeon Pro Mac
Navi III
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Memory Clock
1700 MHz
2250 MHz
Base Clock
—
1452 MHz
Boost Clock
—
2300 MHz
Memory
Memory Size
4GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
128bit
Bandwidth
217.6GB/s
288.0GB/s
Render Config
Compute Units
32
28
Shading Units
2048
1792
TMUs
128
112
ROPs
32
64
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
2 MB
2 MB
RT Cores
—
28
L3 Cache
—
64 MB
Theoretical Performance
Pixel Rate
35.07 GPixel/s
147.2 GPixel/s
Texture Rate
140.3 GTexel/s
257.6 GTexel/s
FP16 (half)
4.489 TFLOPS
32.97 TFLOPS
FP32 (float)
4.489 TFLOPS
16.49 TFLOPS
FP64 (double)
280.6 GFLOPS
515.2 GFLOPS
Graphics Processor
GPU Name
Polaris 20
Navi 33
GPU Variant
Polaris 20 XL(215-0910052)
Navi 33
Architecture
GCN 4.0
RDNA 3.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
6 nm
Transistors
5.7 billion
13.3 billion
Die Size
232 mm²
204 mm²
Board Design
TDP
150W
43W
Outputs
No outputs
1x HDMI 2.1a3x DisplayPort 2.1
Power Connectors
None
1x 6-pin
Suggested PSU
—
200 W
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.2
Vulkan
1.2
1.3
Shader Model
6.4
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.