Sapphire Radeon Pro Duo vs XFX Radeon HD 7870

VS
Sapphire Radeon Pro Duo
Sapphire Radeon Pro Duo Image
XFX Radeon HD 7870
XFX Radeon HD 7870 Image
Sapphire Radeon Pro Duo
XFX Radeon HD 7870
Key Differences Key Differences Sapphire Radeon Pro Duo XFX Radeon HD 7870
GPU Base Clock Speed 1000MHz 1000MHz
GPU Boost Clock Speed Not Known Not Known
Pixel Rate 128 GPixel/s 32 GPixel/s
GPU Memory Speed 500MHz 1200MHz
GPU Render Output Units (ROPs) 128 32
No. of Supported Displays 4 6
Performance Performance Sapphire Radeon Pro Duo XFX Radeon HD 7870
GPU Base Clock Speed 1000MHz 1000MHz
Pixel Rate 128 GPixel/s 32 GPixel/s
FLOPS (Floating-point Performance) 16.38 TFLOPS 2.56 TFLOPS
GPU Memory Speed 500MHz 1200MHz
Texture Filter Rate 512 GTexels/s 80 GTexels/s
Total GPU Shading Units 8192 1280
Total GPU TMUs 512 80
GPU Render Output Units (ROPs) 128 32
DPFP (Double Precision Floating Point) Support No Yes
Features Features Sapphire Radeon Pro Duo XFX Radeon HD 7870
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 XFX Radeon HD 7870
HDMI Output Support Yes Yes
DisplayPort Output 3 0
DVI Output Ports 0 2
Mini DisplayPort Output 0 2
General info General info Sapphire Radeon Pro Duo XFX Radeon HD 7870
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 8900 million 2800 million
Semiconductor Size 28nm 28nm
PCI Express Version 3 3
Dual-GPU Support Yes No
Air-water Cooling Support Yes No
Width Size 278mm 241mm
Height 130mm 120mm
Memory Memory Sapphire Radeon Pro Duo XFX Radeon HD 7870
Effective Memory Clock 1000MHz 4800MHz
Max Memory Bandwidth 1024GB/s 154GB/s
RAM 8GB 2GB
Memory Bus Interface Width 8192bit 256bit
GDDR Memory Version Not Known 5
ECC (Error-Correcting Code) Memory Support No No

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