Asus GTX 1080 Ti Founders Edition vs Gigabyte GeForce GTX 660 WindForce 2X

VS
Asus GTX 1080 Ti Founders Edition
Asus GTX 1080 Ti Founders Edition Image
Gigabyte GeForce GTX 660 WindForce 2X
Gigabyte GeForce GTX 660 WindForce 2X Image
Asus GTX 1080 Ti Founders Edition
Gigabyte GeForce GTX 660 WindForce 2X
Key Differences Key Differences Asus GTX 1080 Ti Founders Edition Gigabyte GeForce GTX 660 WindForce 2X
GPU Base Clock Speed 1480MHz 980MHz
GPU Boost Clock Speed 1582MHz 1046MHz
Pixel Rate 139.2 GPixel/s 19.6 GPixel/s
GPU Memory Speed 1376MHz 1502MHz
GPU Render Output Units (ROPs) 88 24
No. of Supported Displays Not Known 4
Performance Performance Asus GTX 1080 Ti Founders Edition Gigabyte GeForce GTX 660 WindForce 2X
GPU Base Clock Speed 1480MHz 980MHz
Pixel Rate 139.2 GPixel/s 19.6 GPixel/s
FLOPS (Floating-point Performance) 11.34 TFLOPS 1.88 TFLOPS
Texture Filter Rate 354.4 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 1582MHz 1046MHz
GPU Render Output Units (ROPs) 88 24
DPFP (Double Precision Floating Point) Support No No
Features Features Asus GTX 1080 Ti Founders Edition Gigabyte GeForce GTX 660 WindForce 2X
DirectX Version Info 12 11
OpenGL Driver Version 4.5 4.3
OpenCL Driver Version 1.2 1.1
PassMark (G3D) Score 13470 4104
GPU Temperature Under Load 84°C 72°C
PassMark (DirectCompute) Benchmark Result 9456 1933
Idle GPU Temperature 33°C 30°C
Noise Level Under Load 55.4dB 47.4dB
3D Support Yes Yes
Idle Power Consumption 82W 110W
Idle Noise Level 40.7dB 40.8dB
Multi-GPU Support Count 2 Not Known
Multi-display Tech Support No Yes
3DMark Vantage Texture Fill Result Not Known 65.3GTexels/s
3DMark Vantage Pixel Fill Result Not Known 9.9GPixel/s
Ray Tracing Support Yes No
Power Consumption Under Peak Load Not Known 296W
SmallLuxGPU (2.0d4) Result Not Known 5000
No. of Supported Displays Not Known 4
Ports Ports Asus GTX 1080 Ti Founders Edition Gigabyte GeForce GTX 660 WindForce 2X
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 0 2
Mini DisplayPort Output 0 0
General info General info Asus GTX 1080 Ti Founders Edition Gigabyte GeForce GTX 660 WindForce 2X
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
Dual-GPU Support No No
Width Size 266.7mm 256mm
Height 111.3mm 111mm
Air-water Cooling Support No No
Memory Memory Asus GTX 1080 Ti Founders Edition Gigabyte GeForce GTX 660 WindForce 2X
Effective Memory Clock 11010MHz 6008MHz
Max Memory Bandwidth 484.4GB/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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