XFX Radeon Pro Duo vs Gigabyte Radeon R9 390 WindForce 2X

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XFX Radeon Pro Duo
XFX Radeon Pro Duo Image
Gigabyte Radeon R9 390 WindForce 2X
Gigabyte Radeon R9 390 WindForce 2X Image
XFX Radeon Pro Duo
Gigabyte Radeon R9 390 WindForce 2X
Key Differences Key Differences XFX Radeon Pro Duo Gigabyte Radeon R9 390 WindForce 2X
GPU Base Clock Speed 1000MHz 1000MHz
GPU Boost Clock Speed Not Known Not Known
Pixel Rate 128 GPixel/s Not Known
GPU Memory Speed 500MHz Not Known
GPU Render Output Units (ROPs) 128 64
No. of Supported Displays 6 4
Performance Performance XFX Radeon Pro Duo Gigabyte Radeon R9 390 WindForce 2X
GPU Base Clock Speed 1000MHz 1000MHz
Pixel Rate 128 GPixel/s Not Known
FLOPS (Floating-point Performance) 16.38 TFLOPS Not Known
Texture Filter Rate 512 GTexels/s Not Known
GPU Memory Speed 500MHz Not Known
Total GPU Shading Units 8192 2560
Total GPU TMUs 512 160
GPU Render Output Units (ROPs) 128 64
DPFP (Double Precision Floating Point) Support No No
Features Features XFX Radeon Pro Duo Gigabyte Radeon R9 390 WindForce 2X
DirectX Version Info 12 12
OpenGL Driver Version 4.5 4.5
OpenCL Driver Version 2.1 2.1
Multi-display Tech Support Yes Yes
3D Support Yes Yes
No. of Supported Displays 6 4
Ray Tracing Support No No
Ports Ports XFX Radeon Pro Duo Gigabyte Radeon R9 390 WindForce 2X
HDMI Output Support Yes Yes
DisplayPort Output 3 1
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 2
Mini DisplayPort Output 0 0
General info General info XFX Radeon Pro Duo Gigabyte Radeon R9 390 WindForce 2X
TDP (Thermal Design Point) No Data Found Not Known
Transistor Count 8900 million No Data Found
Semiconductor Size 28nm 28nm
PCI Express Version 3 3
Dual-GPU Support Yes No
Air-water Cooling Support Yes No
Width Size 281mm 243mm
Height 116.5mm 114mm
Memory Memory XFX Radeon Pro Duo Gigabyte Radeon R9 390 WindForce 2X
Effective Memory Clock 1000MHz 6000MHz
Max Memory Bandwidth 1024GB/s Not Known
RAM 8GB 8GB
Memory Bus Interface Width 4096bit 512bit
GDDR Memory Version Not Known 5
ECC (Error-Correcting Code) Memory Support No No

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