AMD Radeon RX 6600M vs AMD Radeon PRO W7900
GPU · Specs Compare
Graphics Card
Release Date
May 2021
May 2023
Generation
Mobility Radeon
Radeon Pro Navi
Type
Mobile
Professional
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x16
Clock Speeds
Base Clock
2068 MHz
1760 MHz
Boost Clock
2416 MHz
2495 MHz
Memory Clock
1750 MHz
2250 MHz
Memory
Memory Size
8GB
48GB
Memory Type
GDDR6
GDDR6
Memory Bus
128bit
384bit
Bandwidth
224.0GB/s
864.0GB/s
Render Config
Compute Units
28
96
Shading Units
1792
6144
TMUs
112
384
ROPs
64
192
RT Cores
28
96
L1 Cache
128 KB per Array
256 KB per Array
L2 Cache
2 MB
6 MB
L3 Cache
32 MB
96 MB
Theoretical Performance
Pixel Rate
154.6 GPixel/s
479.0 GPixel/s
Texture Rate
270.6 GTexel/s
958.1 GTexel/s
FP16 (half)
17.32 TFLOPS
122.6 TFLOPS
FP32 (float)
8.659 TFLOPS
61.32 TFLOPS
FP64 (double)
541.2 GFLOPS
1.916 TFLOPS
Graphics Processor
GPU Name
Navi 23
Navi 31
Architecture
RDNA 2.0
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
7 nm
5 nm
Transistors
11.06 billion
57.7 billion
Die Size
237 mm²
529 mm²
GPU Variant
—
Navi 31 XTW
Board Design
TDP
100W
295W
Outputs
No outputs
3x DisplayPort 2.11x mini-DisplayPort 2.1
Power Connectors
None
2x 8-pin
Suggested PSU
—
600 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.3
1.4
Shader Model
6.5
6.9
▲ Specs Compare
Data sourced from official specifications and benchmark tests.