Sapphire Radeon Pro Duo vs Diamond HD 7990

VS
Sapphire Radeon Pro Duo
Sapphire Radeon Pro Duo Image
Diamond HD 7990
Diamond HD 7990 Image
Sapphire Radeon Pro Duo
Diamond HD 7990
Key Differences Key Differences Sapphire Radeon Pro Duo Diamond HD 7990
GPU Base Clock Speed 1000MHz 950MHz
GPU Boost Clock Speed Not Known 1000MHz
Pixel Rate 128 GPixel/s 60.8 GPixel/s
GPU Memory Speed 500MHz 1500MHz
GPU Render Output Units (ROPs) 128 64
No. of Supported Displays 4 6
Performance Performance Sapphire Radeon Pro Duo Diamond HD 7990
GPU Base Clock Speed 1000MHz 950MHz
Pixel Rate 128 GPixel/s 60.8 GPixel/s
FLOPS (Floating-point Performance) 16.38 TFLOPS 7.78 TFLOPS
GPU Memory Speed 500MHz 1500MHz
Texture Filter Rate 512 GTexels/s 144 GTexels/s
Total GPU Shading Units 8192 4096
Total GPU TMUs 512 256
GPU Render Output Units (ROPs) 128 64
GPU Boost Clock Speed Not Known 1000MHz
DPFP (Double Precision Floating Point) Support No Yes
Features Features Sapphire Radeon Pro Duo Diamond HD 7990
DirectX Version Info 12 11.1
OpenGL Driver Version 4.5 4.3
OpenCL Driver Version 2.1 1.2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
No. of Supported Displays 4 6
PassMark (G3D) Score Not Known 5105
3DMark Vantage Texture Fill Result Not Known 211.8GTexels/s
GPU Temperature Under Load Not Known 82°C
3DMark Vantage Pixel Fill Result Not Known 26.2GPixel/s
PassMark (DirectCompute) Benchmark Result Not Known 2755
Ray Tracing Support No No
Idle GPU Temperature Not Known 39°C
Noise Level Under Load Not Known 54.8dB
Power Consumption Under Peak Load Not Known 552W
Idle Power Consumption Not Known 127W
Idle Noise Level Not Known 39.2dB
Multi-GPU Support Count Not Known 4
Ports Ports Sapphire Radeon Pro Duo Diamond HD 7990
HDMI Output Support Yes Yes
DisplayPort Output 3 0
DVI Output Ports 0 1
Mini DisplayPort Output 0 4
General info General info Sapphire Radeon Pro Duo Diamond HD 7990
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 8900 million 4313 million
Semiconductor Size 28nm 28nm
PCI Express Version 3 3
Dual-GPU Support Yes Yes
Air-water Cooling Support Yes No
Width Size 278mm 305mm
Height 130mm 110mm
Memory Memory Sapphire Radeon Pro Duo Diamond HD 7990
Effective Memory Clock 1000MHz 6000MHz
Max Memory Bandwidth 1024GB/s 576GB/s
RAM 8GB 6GB
Memory Bus Interface Width 8192bit 768bit
GDDR Memory Version Not Known 5
ECC (Error-Correcting Code) Memory Support No No

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