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

VS
Sapphire Radeon Pro Duo
Sapphire Radeon Pro Duo Image
Gigabyte Radeon R9 390X WindForce 2X
Gigabyte Radeon R9 390X WindForce 2X Image
Sapphire Radeon Pro Duo
Gigabyte Radeon R9 390X WindForce 2X
Key Differences Key Differences Sapphire Radeon Pro Duo Gigabyte Radeon R9 390X WindForce 2X
GPU Base Clock Speed 1000MHz 1050MHz
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 4 4
Performance Performance Sapphire Radeon Pro Duo Gigabyte Radeon R9 390X WindForce 2X
GPU Base Clock Speed 1000MHz 1050MHz
Pixel Rate 128 GPixel/s Not Known
FLOPS (Floating-point Performance) 16.38 TFLOPS Not Known
GPU Memory Speed 500MHz Not Known
Texture Filter Rate 512 GTexels/s Not Known
Total GPU Shading Units 8192 2816
Total GPU TMUs 512 176
GPU Render Output Units (ROPs) 128 64
DPFP (Double Precision Floating Point) Support No No
Features Features Sapphire Radeon Pro Duo Gigabyte Radeon R9 390X 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 4 4
Ray Tracing Support No No
Ports Ports Sapphire Radeon Pro Duo Gigabyte Radeon R9 390X WindForce 2X
HDMI Output Support Yes Yes
DisplayPort Output 3 3
DVI Output Ports 0 1
Mini DisplayPort Output 0 0
General info General info Sapphire Radeon Pro Duo Gigabyte Radeon R9 390X 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 278mm 243mm
Height 130mm 114mm
Memory Memory Sapphire Radeon Pro Duo Gigabyte Radeon R9 390X WindForce 2X
Effective Memory Clock 1000MHz 6000MHz
Max Memory Bandwidth 1024GB/s Not Known
RAM 8GB 8GB
Memory Bus Interface Width 8192bit 512bit
GDDR Memory Version Not Known 5
ECC (Error-Correcting Code) Memory Support No No

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