AMD Radeon Pro W6400 vs AMD Radeon 660M
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Jan 2022
Generation
Radeon Pro
Rembrandt
Type
Desktop
Integrated
Bus Interface
PCIe 4.0 x4
PCIe 4.0 x8
Clock Speeds
Base Clock
2331 MHz
1500 MHz
Boost Clock
2331 MHz
1900 MHz
Memory Clock
1750 MHz
System Shared
Memory
Memory Size
4GB
System Shared
Memory Type
GDDR6
System Shared
Memory Bus
64bit
System Shared
Bandwidth
112.0GB/s
System Dependent
Render Config
Compute Units
12
6
Shading Units
768
384
TMUs
48
24
ROPs
32
16
RT Cores
12
6
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
1024 KB
2 MB
L3 Cache
8 MB
-
Theoretical Performance
Pixel Rate
74.59 GPixel/s
30.40 GPixel/s
Texture Rate
111.9 GTexel/s
45.60 GTexel/s
FP16 (half)
7.161 TFLOPS
2.918 TFLOPS
FP32 (float)
3.580 TFLOPS
1459 GFLOPS
FP64 (double)
223.8 GFLOPS
91.20 GFLOPS
Graphics Processor
GPU Name
Navi 24
Rembrandt
GPU Variant
Navi 24 XL-W
-
Architecture
RDNA 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
6 nm
6 nm
Transistors
5.4 billion
13.1 billion
Die Size
107 mm²
210 mm²
Board Design
TDP
50W
15W
Suggested PSU
250 W
-
Outputs
2x DisplayPort 1.4a
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.2
2.0
Vulkan
1.3
1.2
Shader Model
6.6
6.5
📊 Benchmark
Blender
221
-
3DMark Time Spy
-
1,537
3DMark Time Spy Extreme
-
701