MSI GTX 1080 Ti Lightning Z vs Gigabyte GeForce GTX 660 Ti WindForce 2X OC

VS
MSI GTX 1080 Ti Lightning Z
MSI GTX 1080 Ti Lightning Z Image
Gigabyte GeForce GTX 660 Ti WindForce 2X OC
Gigabyte GeForce GTX 660 Ti WindForce 2X OC Image
MSI GTX 1080 Ti Lightning Z
Gigabyte GeForce GTX 660 Ti WindForce 2X OC
Key Differences Key Differences MSI GTX 1080 Ti Lightning Z Gigabyte GeForce GTX 660 Ti WindForce 2X OC
GPU Base Clock Speed 1582MHz 1032MHz
GPU Boost Clock Speed 1695MHz 1110MHz
Pixel Rate 149.2 GPixel/s 28.9 GPixel/s
GPU Memory Speed 1390MHz 1502MHz
GPU Render Output Units (ROPs) 88 24
No. of Supported Displays 4 4
Performance Performance MSI GTX 1080 Ti Lightning Z Gigabyte GeForce GTX 660 Ti WindForce 2X OC
GPU Base Clock Speed 1582MHz 1032MHz
Pixel Rate 149.2 GPixel/s 28.9 GPixel/s
FLOPS (Floating-point Performance) 12.15 TFLOPS 2.74 TFLOPS
Texture Filter Rate 379.7 GTexels/s 116 GTexels/s
GPU Memory Speed 1390MHz 1502MHz
Total GPU Shading Units 3584 1344
Total GPU TMUs 224 112
GPU Boost Clock Speed 1695MHz 1110MHz
GPU Render Output Units (ROPs) 88 24
DPFP (Double Precision Floating Point) Support No No
Features Features MSI GTX 1080 Ti Lightning Z 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
3D Support Yes Yes
Noise Level Under Load 55.4dB 47.9dB
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 4 4
Ports Ports MSI GTX 1080 Ti Lightning Z Gigabyte GeForce GTX 660 Ti WindForce 2X OC
HDMI Output Support Yes Yes
GPU HDMI Version 2 Not Known
DisplayPort Output 2 1
No. of HDMI Ports 2 Not Known
DVI Output Ports 1 2
Mini DisplayPort Output 0 0
General info General info MSI GTX 1080 Ti Lightning Z 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 320mm 266mm
Height 140mm 111mm
Air-water Cooling Support No No
Memory Memory MSI GTX 1080 Ti Lightning Z Gigabyte GeForce GTX 660 Ti WindForce 2X OC
Effective Memory Clock 11120MHz 6008MHz
Max Memory Bandwidth 489.3GB/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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