AMD Radeon RX 6600M vs AMD Radeon RX 6700
GPU · Specs Compare
Graphics Card
Release Date
May 2021
Jun 2021
Generation
Mobility Radeon
Navi II
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x16
Clock Speeds
Base Clock
2068 MHz
1941 MHz
Boost Clock
2416 MHz
2450 MHz
Memory Clock
1750 MHz
2000 MHz
Memory
Memory Size
8GB
10GB
Memory Type
GDDR6
GDDR6
Memory Bus
128bit
160bit
Bandwidth
224.0GB/s
320.0GB/s
Render Config
Compute Units
28
36
Shading Units
1792
2304
TMUs
112
144
ROPs
64
64
RT Cores
28
36
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
2 MB
3 MB
L3 Cache
32 MB
80 MB
Theoretical Performance
Pixel Rate
154.6 GPixel/s
156.8 GPixel/s
Texture Rate
270.6 GTexel/s
352.8 GTexel/s
FP16 (half)
17.32 TFLOPS
22.58 TFLOPS
FP32 (float)
8.659 TFLOPS
11.29 TFLOPS
FP64 (double)
541.2 GFLOPS
705.6 GFLOPS
Graphics Processor
GPU Name
Navi 23
Navi 22
Architecture
RDNA 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
7 nm
Transistors
11.06 billion
17.2 billion
Die Size
237 mm²
335 mm²
GPU Variant
—
Navi 22 XTL
Board Design
TDP
100W
175W
Outputs
No outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Power Connectors
None
1x 8-pin
Suggested PSU
—
450 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.3
Shader Model
6.5
6.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.