Asus ROG Strix GeForce GTX 1080 Ti OC vs Asus GeForce GTX 660 Ti DirectCU II OC 3GB

VS
Asus ROG Strix GeForce GTX 1080 Ti OC
Asus ROG Strix GeForce GTX 1080 Ti OC Image
Asus GeForce GTX 660 Ti DirectCU II OC 3GB
Asus GeForce GTX 660 Ti DirectCU II OC 3GB Image
Asus ROG Strix GeForce GTX 1080 Ti OC
Asus GeForce GTX 660 Ti DirectCU II OC 3GB
Key Differences Key Differences Asus ROG Strix GeForce GTX 1080 Ti OC Asus GeForce GTX 660 Ti DirectCU II OC 3GB
GPU Base Clock Speed 1569MHz 1006MHz
GPU Boost Clock Speed 1683MHz 1084MHz
Pixel Rate 138.2 GPixel/s 28.2 GPixel/s
GPU Memory Speed 1376MHz 1552MHz
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 Ti DirectCU II OC 3GB
GPU Base Clock Speed 1569MHz 1006MHz
Pixel Rate 138.2 GPixel/s 28.2 GPixel/s
FLOPS (Floating-point Performance) 11.3 TFLOPS 2.7 TFLOPS
Texture Filter Rate 352 GTexels/s 113 GTexels/s
GPU Memory Speed 1376MHz 1552MHz
Total GPU Shading Units 3584 1344
Total GPU TMUs 224 112
GPU Boost Clock Speed 1683MHz 1084MHz
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 Ti DirectCU II OC 3GB
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 3
Ray Tracing Support Yes No
No. of Supported Displays 5 4
Multi-display Tech Support No 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
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
SmallLuxGPU (2.0d4) Result Not Known 6200
Ports Ports Asus ROG Strix GeForce GTX 1080 Ti OC Asus GeForce GTX 660 Ti DirectCU II OC 3GB
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 Ti DirectCU II OC 3GB
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 12000 million 3540 million
Semiconductor Size 16nm 28nm
PCI Express Version 3 3
Air-water Cooling Support No No
Width Size 297.9mm 211mm
Height 134.1mm 111mm
Dual-GPU Support No No
Memory Memory Asus ROG Strix GeForce GTX 1080 Ti OC Asus GeForce GTX 660 Ti DirectCU II OC 3GB
Effective Memory Clock 11010MHz 6208MHz
Max Memory Bandwidth 484GB/s 149GB/s
RAM 11GB 3GB
Memory Bus Interface Width 352bit 192bit
GDDR Memory Version 5 5
ECC (Error-Correcting Code) Memory Support No No

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