AMD Radeon 660M vs AMD Radeon Pro 575
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Jun 2017
Generation
Rembrandt
Radeon Pro Mac
Type
Integrated
Mobile
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
1500 MHz
-
Boost Clock
1900 MHz
-
Memory Clock
System Shared
1695 MHz
Memory
Memory Size
System Shared
4GB
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
256bit
Bandwidth
System Dependent
217.0GB/s
Render Config
Compute Units
6
32
Shading Units
384
2048
TMUs
24
128
ROPs
16
32
RT Cores
6
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
2 MB
Theoretical Performance
Pixel Rate
30.40 GPixel/s
35.07 GPixel/s
Texture Rate
45.60 GTexel/s
140.3 GTexel/s
FP16 (half)
2.918 TFLOPS
4.489 TFLOPS
FP32 (float)
1459 GFLOPS
4.489 TFLOPS
FP64 (double)
91.20 GFLOPS
280.6 GFLOPS
Graphics Processor
GPU Name
Rembrandt
Polaris 20
Architecture
RDNA 2.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
6 nm
14 nm
Transistors
13.1 billion
5.7 billion
Die Size
210 mm²
232 mm²
GPU Variant
-
Polaris 20 XL(215-0910052)
Board Design
TDP
15W
150W
Outputs
No outputs
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.0
2.1
Vulkan
1.2
1.2
Shader Model
6.5
6.4
📊 Benchmark
3DMark Time Spy
1,537
3,393
3DMark Time Spy Extreme
701
1,351