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

VS
Gigabyte GeForce RTX 2080 Ti WindForce OC
Gigabyte GeForce RTX 2080 Ti WindForce OC Image
Gigabyte GeForce GTX 1660 Ti OC
Gigabyte GeForce GTX 1660 Ti OC Image
Gigabyte GeForce RTX 2080 Ti WindForce OC
Gigabyte GeForce GTX 1660 Ti OC
Key Differences Key Differences Gigabyte GeForce RTX 2080 Ti WindForce OC Gigabyte GeForce GTX 1660 Ti OC
GPU Base Clock Speed 1350MHz 1500MHz
GPU Boost Clock Speed 1620MHz 1800MHz
Pixel Rate 142.6 GPixel/s 86.4 GPixel/s
GPU Memory Speed 1750MHz 1500MHz
GPU Render Output Units (ROPs) 88 48
No. of Supported Displays 4 4
Performance Performance Gigabyte GeForce RTX 2080 Ti WindForce OC Gigabyte GeForce GTX 1660 Ti OC
GPU Base Clock Speed 1350MHz 1500MHz
Pixel Rate 142.6 GPixel/s 86.4 GPixel/s
FLOPS (Floating-point Performance) 14.1 TFLOPS 5.53 TFLOPS
GPU Memory Speed 1750MHz 1500MHz
Texture Filter Rate 440.6 GTexels/s 172.8 GTexels/s
Total GPU Shading Units 4352 1536
Total GPU TMUs 272 96
GPU Boost Clock Speed 1620MHz 1800MHz
GPU Render Output Units (ROPs) 88 48
DPFP (Double Precision Floating Point) Support No No
Features Features Gigabyte GeForce RTX 2080 Ti WindForce OC Gigabyte GeForce GTX 1660 Ti OC
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 4
Ray Tracing Support No Yes
Miscellaneous Miscellaneous Gigabyte GeForce RTX 2080 Ti WindForce OC Gigabyte GeForce GTX 1660 Ti OC
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 Gigabyte GeForce GTX 1660 Ti OC
HDMI Output Support Yes Yes
GPU HDMI Version 2 2
DisplayPort Output 3 3
No. of HDMI Ports 1 1
DVI Output Ports 0 0
Mini DisplayPort Output 0 0
General info General info Gigabyte GeForce RTX 2080 Ti WindForce OC Gigabyte GeForce GTX 1660 Ti OC
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 225.65mm
Height 116.45mm 122.02mm
Memory Memory Gigabyte GeForce RTX 2080 Ti WindForce OC Gigabyte GeForce GTX 1660 Ti OC
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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