XFX Radeon Pro Duo vs Zalman Radeon HD 7970

VS
XFX Radeon Pro Duo
XFX Radeon Pro Duo Image
Zalman Radeon HD 7970
Zalman Radeon HD 7970 Image
XFX Radeon Pro Duo
Zalman Radeon HD 7970
Key Differences Key Differences XFX Radeon Pro Duo Zalman Radeon HD 7970
GPU Base Clock Speed 1000MHz 925MHz
GPU Boost Clock Speed Not Known Not Known
Pixel Rate 128 GPixel/s 29.6 GPixel/s
GPU Memory Speed 500MHz 1375MHz
GPU Render Output Units (ROPs) 128 32
No. of Supported Displays 6 6
Performance Performance XFX Radeon Pro Duo Zalman Radeon HD 7970
GPU Base Clock Speed 1000MHz 925MHz
Pixel Rate 128 GPixel/s 29.6 GPixel/s
FLOPS (Floating-point Performance) 16.38 TFLOPS 3.79 TFLOPS
Texture Filter Rate 512 GTexels/s 118 GTexels/s
GPU Memory Speed 500MHz 1375MHz
Total GPU Shading Units 8192 2048
Total GPU TMUs 512 128
GPU Render Output Units (ROPs) 128 32
DPFP (Double Precision Floating Point) Support No Yes
Features Features XFX Radeon Pro Duo Zalman Radeon HD 7970
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 6 6
PassMark (G3D) Score Not Known 5088
3DMark Vantage Texture Fill Result Not Known 107.55GTexels/s
GPU Temperature Under Load Not Known 72°C
3DMark Vantage Pixel Fill Result Not Known 13.33GPixel/s
PassMark (DirectCompute) Benchmark Result Not Known 3032
Ray Tracing Support No No
Idle GPU Temperature Not Known 34°C
Noise Level Under Load Not Known 53.1dB
Power Consumption Under Peak Load Not Known 360W
Idle Power Consumption Not Known 112W
Idle Noise Level Not Known 40.2dB
Multi-GPU Support Count Not Known 4
SmallLuxGPU (2.0d4) Result Not Known 23600
Ports Ports XFX Radeon Pro Duo Zalman Radeon HD 7970
HDMI Output Support Yes Yes
DisplayPort Output 3 0
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 2
General info General info XFX Radeon Pro Duo Zalman Radeon HD 7970
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 No
Air-water Cooling Support Yes No
Width Size 281mm 274mm
Height 116.5mm 120mm
Memory Memory XFX Radeon Pro Duo Zalman Radeon HD 7970
Effective Memory Clock 1000MHz 5500MHz
Max Memory Bandwidth 1024GB/s 264GB/s
RAM 8GB 3GB
Memory Bus Interface Width 4096bit 384bit
GDDR Memory Version Not Known 5
ECC (Error-Correcting Code) Memory Support No No

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