AMD Radeon Pro Duo vs Gainward GeForce GTX 660 Ti Phantom

VS
AMD Radeon Pro Duo
AMD Radeon Pro Duo Image
Gainward GeForce GTX 660 Ti Phantom
Gainward GeForce GTX 660 Ti Phantom Image
AMD Radeon Pro Duo
Gainward GeForce GTX 660 Ti Phantom
Key Differences Key Differences AMD Radeon Pro Duo Gainward GeForce GTX 660 Ti Phantom
GPU Base Clock Speed 1000MHz 1006MHz
GPU Boost Clock Speed Not Known 1084MHz
Pixel Rate 128 GPixel/s 28.2 GPixel/s
GPU Memory Speed 500MHz 1527MHz
GPU Render Output Units (ROPs) 128 24
No. of Supported Displays Not Known 4
Performance Performance AMD Radeon Pro Duo Gainward GeForce GTX 660 Ti Phantom
GPU Base Clock Speed 1000MHz 1006MHz
Pixel Rate 128 GPixel/s 28.2 GPixel/s
FLOPS (Floating-point Performance) 16.2 TFLOPS 2.7 TFLOPS
Texture Filter Rate 512 GTexels/s 113 GTexels/s
GPU Memory Speed 500MHz 1527MHz
Total GPU Shading Units 8192 1344
Total GPU TMUs 512 112
GPU Render Output Units (ROPs) 128 24
GPU Boost Clock Speed Not Known 1084MHz
DPFP (Double Precision Floating Point) Support No No
Features Features AMD Radeon Pro Duo Gainward GeForce GTX 660 Ti Phantom
DirectX Version Info 12 11
OpenGL Driver Version 4.5 4.3
OpenCL Driver Version 2 1.1
Multi-display Tech Support Yes Yes
PassMark (G3D) Score Not Known 4692
3DMark Vantage Texture Fill Result Not Known 86.4GTexels/s
GPU Temperature Under Load Not Known 75°C
3DMark Vantage Pixel Fill Result Not Known 10.4GPixel/s
PassMark (DirectCompute) Benchmark Result Not Known 2547
Ray Tracing Support No No
Idle GPU Temperature Not Known 31°C
3D Support No Yes
Noise Level Under Load Not Known 47.9dB
Power Consumption Under Peak Load Not Known 318W
Idle Power Consumption Not Known 111W
Idle Noise Level Not Known 41.8dB
Multi-GPU Support Count Not Known 3
SmallLuxGPU (2.0d4) Result Not Known 6200
No. of Supported Displays Not Known 4
Ports Ports AMD Radeon Pro Duo Gainward GeForce GTX 660 Ti Phantom
HDMI Output Support Yes Yes
DisplayPort Output 3 1
DVI Output Ports Not Known 2
Mini DisplayPort Output Not Known 0
General info General info AMD Radeon Pro Duo Gainward GeForce GTX 660 Ti Phantom
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 8900 million 3540 million
Semiconductor Size 28nm 28nm
PCI Express Version 3 3
Dual-GPU Support Yes No
Air-water Cooling Support Yes No
Width Size Not Known 247mm
Height Not Known 111mm
Memory Memory AMD Radeon Pro Duo Gainward GeForce GTX 660 Ti Phantom
Effective Memory Clock 1000MHz 6108MHz
Max Memory Bandwidth 1024GB/s 147GB/s
RAM 8GB 2GB
Memory Bus Interface Width 8192bit 192bit
GDDR Memory Version Not Known 5
ECC (Error-Correcting Code) Memory Support No No

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