Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G vs Gigabyte GeForce GTX 660 Ti WindForce 2X OC

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Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G
Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G Image
Gigabyte GeForce GTX 660 Ti WindForce 2X OC
Gigabyte GeForce GTX 660 Ti WindForce 2X OC Image
Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G
Gigabyte GeForce GTX 660 Ti WindForce 2X OC
Key Differences Key Differences Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G Gigabyte GeForce GTX 660 Ti WindForce 2X OC
GPU Base Clock Speed 1350MHz 1032MHz
GPU Boost Clock Speed 1770MHz 1110MHz
Pixel Rate 155.8 GPixel/s 28.9 GPixel/s
GPU Memory Speed 1767MHz 1502MHz
GPU Render Output Units (ROPs) 88 24
No. of Supported Displays 4 4
Performance Performance Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G Gigabyte GeForce GTX 660 Ti WindForce 2X OC
GPU Base Clock Speed 1350MHz 1032MHz
Pixel Rate 155.8 GPixel/s 28.9 GPixel/s
FLOPS (Floating-point Performance) 15.41 TFLOPS 2.74 TFLOPS
Texture Filter Rate 481.4 GTexels/s 116 GTexels/s
GPU Memory Speed 1767MHz 1502MHz
Total GPU Shading Units 4352 1344
Total GPU TMUs 272 112
GPU Boost Clock Speed 1770MHz 1110MHz
GPU Render Output Units (ROPs) 88 24
DPFP (Double Precision Floating Point) Support No No
Features Features Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G Gigabyte GeForce GTX 660 Ti WindForce 2X OC
DirectX Version Info 12 11
OpenGL Driver Version 4.6 4.3
OpenCL Driver Version 2 1.1
Multi-display Tech Support Yes Yes
GPU Temperature Under Load 77°C 75°C
Idle GPU Temperature 31°C 31°C
3D Support Yes Yes
Noise Level Under Load 47.5dB 47.9dB
Idle Noise Level 41.5dB 41.8dB
Idle Power Consumption 54W 111W
Multi-GPU Support Count 2 3
No. of Supported Displays 4 4
PassMark (G3D) Score Not Known 4692
3DMark Vantage Texture Fill Result Not Known 86.4GTexels/s
3DMark Vantage Pixel Fill Result Not Known 10.4GPixel/s
PassMark (DirectCompute) Benchmark Result Not Known 2547
Ray Tracing Support No No
Power Consumption Under Peak Load Not Known 318W
SmallLuxGPU (2.0d4) Result Not Known 6200
Miscellaneous Miscellaneous Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G Gigabyte GeForce GTX 660 Ti WindForce 2X OC
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G 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 3 Not Known
DVI Output Ports 0 2
Mini DisplayPort Output 0 0
General info General info Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G Gigabyte GeForce GTX 660 Ti WindForce 2X OC
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 18600 million 3540 million
Semiconductor Size 12nm 28nm
PCI Express Version 3 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 290mm 266mm
Height 134.31mm 111mm
Memory Memory Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G Gigabyte GeForce GTX 660 Ti WindForce 2X OC
Effective Memory Clock 14136MHz 6008MHz
Max Memory Bandwidth 622GB/s 144GB/s
RAM 11GB 2GB
Memory Bus Interface Width 352bit 192bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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