Sapphire Radeon Pro Duo vs Gigabyte GeForce GTX 660 Ti WindForce 2X OC

VS
Sapphire Radeon Pro Duo
Sapphire Radeon Pro Duo Image
Gigabyte GeForce GTX 660 Ti WindForce 2X OC
Gigabyte GeForce GTX 660 Ti WindForce 2X OC Image
Sapphire Radeon Pro Duo
Gigabyte GeForce GTX 660 Ti WindForce 2X OC
Key Differences Key Differences Sapphire Radeon Pro Duo Gigabyte GeForce GTX 660 Ti WindForce 2X OC
GPU Base Clock Speed 1000MHz 1032MHz
GPU Boost Clock Speed Not Known 1110MHz
Pixel Rate 128 GPixel/s 28.9 GPixel/s
GPU Memory Speed 500MHz 1502MHz
GPU Render Output Units (ROPs) 128 24
No. of Supported Displays 4 4
Performance Performance Sapphire Radeon Pro Duo Gigabyte GeForce GTX 660 Ti WindForce 2X OC
GPU Base Clock Speed 1000MHz 1032MHz
Pixel Rate 128 GPixel/s 28.9 GPixel/s
FLOPS (Floating-point Performance) 16.38 TFLOPS 2.74 TFLOPS
GPU Memory Speed 500MHz 1502MHz
Texture Filter Rate 512 GTexels/s 116 GTexels/s
Total GPU Shading Units 8192 1344
Total GPU TMUs 512 112
GPU Render Output Units (ROPs) 128 24
GPU Boost Clock Speed Not Known 1110MHz
DPFP (Double Precision Floating Point) Support No No
Features Features Sapphire Radeon Pro Duo Gigabyte GeForce GTX 660 Ti WindForce 2X OC
DirectX Version Info 12 11
OpenGL Driver Version 4.5 4.3
OpenCL Driver Version 2.1 1.1
Multi-display Tech Support Yes Yes
3D Support Yes Yes
No. of Supported Displays 4 4
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
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
Ports Ports Sapphire Radeon Pro Duo Gigabyte GeForce GTX 660 Ti WindForce 2X OC
HDMI Output Support Yes Yes
DisplayPort Output 3 1
DVI Output Ports 0 2
Mini DisplayPort Output 0 0
General info General info Sapphire Radeon Pro Duo Gigabyte GeForce GTX 660 Ti WindForce 2X OC
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 278mm 266mm
Height 130mm 111mm
Memory Memory Sapphire Radeon Pro Duo Gigabyte GeForce GTX 660 Ti WindForce 2X OC
Effective Memory Clock 1000MHz 6008MHz
Max Memory Bandwidth 1024GB/s 144GB/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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