Sapphire Radeon Pro Duo vs Sapphire HD 7770 Vapor-X OC

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Sapphire Radeon Pro Duo
Sapphire Radeon Pro Duo Image
Sapphire HD 7770 Vapor-X OC
Sapphire HD 7770 Vapor-X OC Image
Sapphire Radeon Pro Duo
Sapphire HD 7770 Vapor-X OC
Key Differences Key Differences Sapphire Radeon Pro Duo Sapphire HD 7770 Vapor-X OC
GPU Base Clock Speed 1000MHz 1100MHz
GPU Boost Clock Speed Not Known Not Known
Pixel Rate 128 GPixel/s 17.6 GPixel/s
GPU Memory Speed 500MHz 1300MHz
GPU Render Output Units (ROPs) 128 16
No. of Supported Displays 4 6
Performance Performance Sapphire Radeon Pro Duo Sapphire HD 7770 Vapor-X OC
GPU Base Clock Speed 1000MHz 1100MHz
Pixel Rate 128 GPixel/s 17.6 GPixel/s
FLOPS (Floating-point Performance) 16.38 TFLOPS 1.41 TFLOPS
GPU Memory Speed 500MHz 1300MHz
Texture Filter Rate 512 GTexels/s 44 GTexels/s
Total GPU Shading Units 8192 640
Total GPU TMUs 512 40
GPU Render Output Units (ROPs) 128 16
DPFP (Double Precision Floating Point) Support No Yes
Features Features Sapphire Radeon Pro Duo Sapphire HD 7770 Vapor-X OC
DirectX Version Info 12 11.1
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 6
Ray Tracing Support No No
Multi-GPU Support Count Not Known 2
Ports Ports Sapphire Radeon Pro Duo Sapphire HD 7770 Vapor-X OC
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 7770 Vapor-X OC
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 8900 million 1500 million
Semiconductor Size 28nm 28nm
PCI Express Version 3 3
Dual-GPU Support Yes No
Air-water Cooling Support Yes No
Width Size 278mm 210mm
Height 130mm 110mm
Memory Memory Sapphire Radeon Pro Duo Sapphire HD 7770 Vapor-X OC
Effective Memory Clock 1000MHz 5200MHz
Max Memory Bandwidth 1024GB/s 83.2GB/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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