Sapphire Radeon Pro Duo vs Sapphire HD 6770 FleX

VS
Sapphire Radeon Pro Duo
Sapphire Radeon Pro Duo Image
Sapphire HD 6770 FleX
Sapphire HD 6770 FleX Image
Sapphire Radeon Pro Duo
Sapphire HD 6770 FleX
Key Differences Key Differences Sapphire Radeon Pro Duo Sapphire HD 6770 FleX
GPU Base Clock Speed 1000MHz 850MHz
GPU Boost Clock Speed Not Known Not Known
Pixel Rate 128 GPixel/s 13.6 GPixel/s
GPU Memory Speed 500MHz 1200MHz
GPU Render Output Units (ROPs) 128 16
No. of Supported Displays 4 3
Performance Performance Sapphire Radeon Pro Duo Sapphire HD 6770 FleX
GPU Base Clock Speed 1000MHz 850MHz
Pixel Rate 128 GPixel/s 13.6 GPixel/s
FLOPS (Floating-point Performance) 16.38 TFLOPS 1.36 TFLOPS
GPU Memory Speed 500MHz 1200MHz
Texture Filter Rate 512 GTexels/s 34 GTexels/s
Total GPU Shading Units 8192 800
Total GPU TMUs 512 40
GPU Render Output Units (ROPs) 128 16
DPFP (Double Precision Floating Point) Support No No
Features Features Sapphire Radeon Pro Duo Sapphire HD 6770 FleX
DirectX Version Info 12 11
OpenGL Driver Version 4.5 4.2
OpenCL Driver Version 2.1 1.2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
No. of Supported Displays 4 3
PassMark (G3D) Score Not Known 1680
PassMark (DirectCompute) Benchmark Result Not Known 788
Ray Tracing Support No No
Multi-GPU Support Count Not Known 2
Ports Ports Sapphire Radeon Pro Duo Sapphire HD 6770 FleX
HDMI Output Support Yes Yes
DisplayPort Output 3 1
DVI Output Ports 0 2
Mini DisplayPort Output 0 0
General info General info Sapphire Radeon Pro Duo Sapphire HD 6770 FleX
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 8900 million 1040 million
Semiconductor Size 28nm 40nm
PCI Express Version 3 2
Dual-GPU Support Yes No
Air-water Cooling Support Yes No
Width Size 278mm 186mm
Height 130mm 101.85mm
Memory Memory Sapphire Radeon Pro Duo Sapphire HD 6770 FleX
Effective Memory Clock 1000MHz 4000MHz
Max Memory Bandwidth 1024GB/s 64GB/s
RAM 8GB 1GB
Memory Bus Interface Width 8192bit 128bit
GDDR Memory Version Not Known 5
ECC (Error-Correcting Code) Memory Support No No

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