Product Compare

AMD Radeon RX 6600M vs Intel Arc B770

GPU GPU
Graphics Card
Release Date May 2021 Jan 2026
Generation Mobility Radeon Battlemage
Type Mobile Desktop
Bus Interface PCIe 4.0 x8 PCIe 4.0 x16
Clock Speeds
Base Clock 2068 MHz 2100 MHz
Boost Clock 2416 MHz 2400 MHz
Memory Clock 1750 MHz 2000 MHz
Memory
Memory Size 8GB 16GB
Memory Type GDDR6 GDDR6
Memory Bus 128bit 256bit
Bandwidth 224.0GB/s 512.0GB/s
Render Config
Compute Units 28
Shading Units 1792 4096
TMUs 112 256
ROPs 64 128
RT Cores 28 32
L1 Cache 128 KB per Array
L2 Cache 2 MB 16 MB
L3 Cache 32 MB
Theoretical Performance
Pixel Rate 154.6 GPixel/s 307.2 GPixel/s
Texture Rate 270.6 GTexel/s 614.4 GTexel/s
FP16 (half) 17.32 TFLOPS 39.32 TFLOPS
FP32 (float) 8.659 TFLOPS 19.66 TFLOPS
FP64 (double) 541.2 GFLOPS 2.458 TFLOPS
Graphics Processor
GPU Name Navi 23 BMG-G31
Architecture RDNA 2.0 Xe2-HPG
Foundry TSMC TSMC
Process Size 7 nm 5 nm
Transistors 11.06 billion Unknown
Die Size 237 mm² Unknown
Board Design
TDP 100W 225W
Outputs No outputs 1x HDMI 2.1a3x DisplayPort 2.1
Power Connectors None 1x 6-pin + 1x 8-pin
Suggested PSU 550 W
Graphics Features
DirectX 12 Ultimate (12_2) 12 Ultimate (12_2)
OpenGL 4.6 4.6
OpenCL 2.1 3.0
Vulkan 1.3 1.4
Shader Model 6.5 6.6