Asus ROG Strix GeForce GTX 1080 Ti OC vs Asus GeForce GTX 660 DirectCU II

VS
Asus ROG Strix GeForce GTX 1080 Ti OC
Asus ROG Strix GeForce GTX 1080 Ti OC Image
Asus GeForce GTX 660 DirectCU II
Asus GeForce GTX 660 DirectCU II Image
Asus ROG Strix GeForce GTX 1080 Ti OC
Asus GeForce GTX 660 DirectCU II
Key Differences Key Differences Asus ROG Strix GeForce GTX 1080 Ti OC Asus GeForce GTX 660 DirectCU II
GPU Base Clock Speed 1569MHz 980MHz
GPU Boost Clock Speed 1683MHz 1033MHz
Pixel Rate 138.2 GPixel/s 19.6 GPixel/s
GPU Memory Speed 1376MHz 1502MHz
GPU Render Output Units (ROPs) 88 24
No. of Supported Displays 5 4
Performance Performance Asus ROG Strix GeForce GTX 1080 Ti OC Asus GeForce GTX 660 DirectCU II
GPU Base Clock Speed 1569MHz 980MHz
Pixel Rate 138.2 GPixel/s 19.6 GPixel/s
FLOPS (Floating-point Performance) 11.3 TFLOPS 1.88 TFLOPS
Texture Filter Rate 352 GTexels/s 78.4 GTexels/s
GPU Memory Speed 1376MHz 1502MHz
Total GPU Shading Units 3584 960
Total GPU TMUs 224 80
GPU Boost Clock Speed 1683MHz 1033MHz
GPU Render Output Units (ROPs) 88 24
DPFP (Double Precision Floating Point) Support Yes No
Features Features Asus ROG Strix GeForce GTX 1080 Ti OC Asus GeForce GTX 660 DirectCU II
DirectX Version Info 12 11
OpenGL Driver Version 4.5 4.3
OpenCL Driver Version 1.2 1.1
3D Support Yes Yes
Multi-GPU Support Count 2 Not Known
Ray Tracing Support Yes No
No. of Supported Displays 5 4
Multi-display Tech Support No Yes
PassMark (G3D) Score Not Known 4104
3DMark Vantage Texture Fill Result Not Known 65.3GTexels/s
GPU Temperature Under Load Not Known 72°C
3DMark Vantage Pixel Fill Result Not Known 9.9GPixel/s
PassMark (DirectCompute) Benchmark Result Not Known 1933
Idle GPU Temperature Not Known 30°C
Noise Level Under Load Not Known 47.4dB
Power Consumption Under Peak Load Not Known 296W
Idle Power Consumption Not Known 110W
Idle Noise Level Not Known 40.8dB
SmallLuxGPU (2.0d4) Result Not Known 5000
Ports Ports Asus ROG Strix GeForce GTX 1080 Ti OC Asus GeForce GTX 660 DirectCU II
HDMI Output Support Yes Yes
GPU HDMI Version 2 Not Known
DisplayPort Output 3 1
No. of HDMI Ports 1 Not Known
DVI Output Ports 1 2
Mini DisplayPort Output 0 0
General info General info Asus ROG Strix GeForce GTX 1080 Ti OC Asus GeForce GTX 660 DirectCU II
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 12000 million 2540 million
Semiconductor Size 16nm 28nm
PCI Express Version 3 3
Air-water Cooling Support No No
Width Size 297.9mm 216mm
Height 134.1mm 111mm
Dual-GPU Support No No
Memory Memory Asus ROG Strix GeForce GTX 1080 Ti OC Asus GeForce GTX 660 DirectCU II
Effective Memory Clock 11010MHz 6008MHz
Max Memory Bandwidth 484GB/s 144GB/s
RAM 11GB 2GB
Memory Bus Interface Width 352bit 192bit
GDDR Memory Version 5 5
ECC (Error-Correcting Code) Memory Support No No

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