Product Compare

AMD Radeon HD 8860 OEM vs AMD Radeon Pro Duo

GPU GPU
Graphics Card
Release Date Jan 2013 Apr 2016
Generation Sea Islands Radeon Pro
Type Desktop Desktop
Bus Interface PCIe 3.0 x16 PCIe 3.0 x16
Clock Speeds
Memory Clock 1400 MHz 500 MHz
Memory
Memory Size 2GB 4GB
Memory Type GDDR5 HBM
Memory Bus 256bit 4096bit
Bandwidth 179.2GB/s 512.0GB/s
Render Config
Compute Units 20 64
Shading Units 1280 4096
TMUs 80 256
ROPs 32 64
L1 Cache 16 KB (per CU) 16 KB (per CU)
L2 Cache 512 KB 2 MB
Theoretical Performance
Pixel Rate 29.60 GPixel/s 64.00 GPixel/s
Texture Rate 74.00 GTexel/s 256.0 GTexel/s
FP32 (float) 2.368 TFLOPS 8.192 TFLOPS
FP64 (double) 148.0 GFLOPS 512.0 GFLOPS
FP16 (half) 8.192 TFLOPS
Graphics Processor
GPU Name Curacao Capsaicin
GPU Variant Curacao PRO(215-0848000) Capsaicin XT
Architecture GCN 1.0 GCN 3.0
Foundry TSMC TSMC
Process Size 28 nm 28 nm
Transistors 2.8 billion 8.9 billion
Die Size 212 mm² 596 mm²
Board Design
TDP 175W 350W
Suggested PSU 450 W 750 W
Outputs 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 1x HDMI 1.4a3x DisplayPort 1.2
Power Connectors 1x 6-pin 3x 8-pin
Graphics Features
DirectX 12 (11_1) 12 (12_0)
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.2 1.2
Shader Model 5.1 6.0