Gigabyte GeForce RTX 2080 Ti WindForce OC vs Gainward GeForce GTX 1660 Ti Pegasus

VS
Gigabyte GeForce RTX 2080 Ti WindForce OC
Gigabyte GeForce RTX 2080 Ti WindForce OC Image
Gainward GeForce GTX 1660 Ti Pegasus
Gainward GeForce GTX 1660 Ti Pegasus Image
Gigabyte GeForce RTX 2080 Ti WindForce OC
Gainward GeForce GTX 1660 Ti Pegasus
Key Differences Key Differences Gigabyte GeForce RTX 2080 Ti WindForce OC Gainward GeForce GTX 1660 Ti Pegasus
GPU Base Clock Speed 1350MHz 1500MHz
GPU Boost Clock Speed 1620MHz 1770MHz
Pixel Rate 142.6 GPixel/s 84.96 GPixel/s
GPU Memory Speed 1750MHz 1500MHz
GPU Render Output Units (ROPs) 88 48
No. of Supported Displays 4 3
Performance Performance Gigabyte GeForce RTX 2080 Ti WindForce OC Gainward GeForce GTX 1660 Ti Pegasus
GPU Base Clock Speed 1350MHz 1500MHz
Pixel Rate 142.6 GPixel/s 84.96 GPixel/s
FLOPS (Floating-point Performance) 14.1 TFLOPS 5.44 TFLOPS
GPU Memory Speed 1750MHz 1500MHz
Texture Filter Rate 440.6 GTexels/s 169.9 GTexels/s
Total GPU Shading Units 4352 1536
Total GPU TMUs 272 96
GPU Boost Clock Speed 1620MHz 1770MHz
GPU Render Output Units (ROPs) 88 48
DPFP (Double Precision Floating Point) Support No No
Features Features Gigabyte GeForce RTX 2080 Ti WindForce OC Gainward GeForce GTX 1660 Ti Pegasus
DirectX Version Info 12 12
OpenGL Driver Version 4.5 4.5
OpenCL Driver Version 2 1.2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Multi-GPU Support Count 2 Not Known
No. of Supported Displays 4 3
GPU Temperature Under Load Not Known 65°C
Ray Tracing Support No Yes
Idle GPU Temperature Not Known 30°C
Noise Level Under Load Not Known 48.2dB
Idle Power Consumption Not Known 54W
Idle Noise Level Not Known 38.5dB
Miscellaneous Miscellaneous Gigabyte GeForce RTX 2080 Ti WindForce OC Gainward GeForce GTX 1660 Ti Pegasus
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Gigabyte GeForce RTX 2080 Ti WindForce OC Gainward GeForce GTX 1660 Ti Pegasus
HDMI Output Support Yes Yes
GPU HDMI Version 2 2
DisplayPort Output 3 1
No. of HDMI Ports 1 1
DVI Output Ports 0 1
Mini DisplayPort Output 0 0
General info General info Gigabyte GeForce RTX 2080 Ti WindForce OC Gainward GeForce GTX 1660 Ti Pegasus
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 18600 million 6600 million
Semiconductor Size 12nm 12nm
PCI Express Version 3 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 280.35mm 168mm
Height 116.45mm 126mm
Memory Memory Gigabyte GeForce RTX 2080 Ti WindForce OC Gainward GeForce GTX 1660 Ti Pegasus
Effective Memory Clock 14000MHz 12000MHz
Max Memory Bandwidth 616GB/s 288GB/s
RAM 11GB 6GB
Memory Bus Interface Width 352bit 192bit
GDDR Memory Version 6 6
ECC (Error-Correcting Code) Memory Support No No

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