Product Compare

AMD Radeon RX 6600M vs AMD Radeon RX 550 Mobile

GPU GPU
Graphics Card
Release Date May 2021 Jul 2017
Generation Mobility Radeon Mobility Radeon
Type Mobile Mobile
Bus Interface PCIe 4.0 x8 PCIe 3.0 x8
Clock Speeds
Base Clock 2068 MHz 1100 MHz
Boost Clock 2416 MHz 1287 MHz
Memory Clock 1750 MHz 1500 MHz
Memory
Memory Size 8GB 2GB
Memory Type GDDR6 GDDR5
Memory Bus 128bit 128bit
Bandwidth 224.0GB/s 96.00GB/s
Render Config
Compute Units 28 10
Shading Units 1792 640
TMUs 112 40
ROPs 64 16
RT Cores 28
L1 Cache 128 KB per Array 16 KB (per CU)
L2 Cache 2 MB 512 KB
L3 Cache 32 MB
Theoretical Performance
Pixel Rate 154.6 GPixel/s 20.59 GPixel/s
Texture Rate 270.6 GTexel/s 51.48 GTexel/s
FP16 (half) 17.32 TFLOPS 1.647 TFLOPS
FP32 (float) 8.659 TFLOPS 1.647 TFLOPS
FP64 (double) 541.2 GFLOPS 103.0 GFLOPS
Graphics Processor
GPU Name Navi 23 Lexa
Architecture RDNA 2.0 GCN 4.0
Foundry TSMC GlobalFoundries
Process Size 7 nm 14 nm
Transistors 11.06 billion 2.2 billion
Die Size 237 mm² 103 mm²
GPU Variant Lexa PRO(215-0904018)
Board Design
TDP 100W 50W
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 2.1 2.1
Vulkan 1.3 1.2
Shader Model 6.5 6.4