Product Compare

AMD Radeon HD 8860 OEM vs AMD Radeon RX 6600M

GPU GPU
Graphics Card
Release Date Jan 2013 May 2021
Generation Sea Islands Mobility Radeon
Type Desktop Mobile
Bus Interface PCIe 3.0 x16 PCIe 4.0 x8
Clock Speeds
Memory Clock 1400 MHz 1750 MHz
Base Clock 2068 MHz
Boost Clock 2416 MHz
Memory
Memory Size 2GB 8GB
Memory Type GDDR5 GDDR6
Memory Bus 256bit 128bit
Bandwidth 179.2GB/s 224.0GB/s
Render Config
Compute Units 20 28
Shading Units 1280 1792
TMUs 80 112
ROPs 32 64
L1 Cache 16 KB (per CU) 128 KB per Array
L2 Cache 512 KB 2 MB
RT Cores 28
L3 Cache 32 MB
Theoretical Performance
Pixel Rate 29.60 GPixel/s 154.6 GPixel/s
Texture Rate 74.00 GTexel/s 270.6 GTexel/s
FP32 (float) 2.368 TFLOPS 8.659 TFLOPS
FP64 (double) 148.0 GFLOPS 541.2 GFLOPS
FP16 (half) 17.32 TFLOPS
Graphics Processor
GPU Name Curacao Navi 23
GPU Variant Curacao PRO(215-0848000)
Architecture GCN 1.0 RDNA 2.0
Foundry TSMC TSMC
Process Size 28 nm 7 nm
Transistors 2.8 billion 11.06 billion
Die Size 212 mm² 237 mm²
Board Design
TDP 175W 100W
Suggested PSU 450 W
Outputs 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 No outputs
Power Connectors 1x 6-pin None
Graphics Features
DirectX 12 (11_1) 12 Ultimate (12_2)
OpenGL 4.6 4.6
OpenCL 1.2 2.1
Vulkan 1.2 1.3
Shader Model 5.1 6.5