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

VS
Colorful GTX 1080 Ti Founders Edition
Colorful GTX 1080 Ti Founders Edition Image
Gigabyte GeForce GTX 660 Ti WindForce 2X OC
Gigabyte GeForce GTX 660 Ti WindForce 2X OC Image
Colorful GTX 1080 Ti Founders Edition
Gigabyte GeForce GTX 660 Ti WindForce 2X OC
Key Differences Key Differences Colorful GTX 1080 Ti Founders Edition Gigabyte GeForce GTX 660 Ti WindForce 2X OC
GPU Base Clock Speed 1481MHz 1032MHz
GPU Boost Clock Speed 1582MHz 1110MHz
Pixel Rate 139.2 GPixel/s 28.9 GPixel/s
GPU Memory Speed 1376MHz 1502MHz
GPU Render Output Units (ROPs) 88 24
No. of Supported Displays Not Known 4
Performance Performance Colorful GTX 1080 Ti Founders Edition Gigabyte GeForce GTX 660 Ti WindForce 2X OC
GPU Base Clock Speed 1481MHz 1032MHz
Pixel Rate 139.2 GPixel/s 28.9 GPixel/s
FLOPS (Floating-point Performance) 11.34 TFLOPS 2.74 TFLOPS
GPU Memory Speed 1376MHz 1502MHz
Texture Filter Rate 354.4 GTexels/s 116 GTexels/s
Total GPU Shading Units 3584 1344
Total GPU TMUs 224 112
GPU Boost Clock Speed 1582MHz 1110MHz
GPU Render Output Units (ROPs) 88 24
DPFP (Double Precision Floating Point) Support No No
Features Features Colorful GTX 1080 Ti Founders Edition Gigabyte GeForce GTX 660 Ti WindForce 2X OC
DirectX Version Info 12 11
OpenGL Driver Version 4.5 4.3
OpenCL Driver Version 1.2 1.1
Multi-display Tech Support Yes Yes
PassMark (G3D) Score 13470 4692
GPU Temperature Under Load 84°C 75°C
PassMark (DirectCompute) Benchmark Result 9456 2547
Idle GPU Temperature 33°C 31°C
Noise Level Under Load 55.4dB 47.9dB
3D Support Yes Yes
Idle Power Consumption 82W 111W
Idle Noise Level 40.7dB 41.8dB
3DMark Vantage Texture Fill Result Not Known 86.4GTexels/s
3DMark Vantage Pixel Fill Result Not Known 10.4GPixel/s
Ray Tracing Support Yes No
Power Consumption Under Peak Load Not Known 318W
Multi-GPU Support Count 2 3
SmallLuxGPU (2.0d4) Result Not Known 6200
No. of Supported Displays Not Known 4
Ports Ports Colorful GTX 1080 Ti Founders Edition Gigabyte GeForce GTX 660 Ti WindForce 2X OC
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 Colorful GTX 1080 Ti Founders Edition Gigabyte GeForce GTX 660 Ti WindForce 2X OC
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
Dual-GPU Support No No
Width Size 266.7mm 266mm
Height 111.6mm 111mm
Air-water Cooling Support No No
Memory Memory Colorful GTX 1080 Ti Founders Edition Gigabyte GeForce GTX 660 Ti WindForce 2X OC
Effective Memory Clock 11008MHz 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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