Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G vs Gainward GeForce GTX 660

VS
Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G
Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G Image
Gainward GeForce GTX 660
Gainward GeForce GTX 660 Image
Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G
Gainward GeForce GTX 660
Key Differences Key Differences Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G Gainward GeForce GTX 660
GPU Base Clock Speed 1350MHz 980MHz
GPU Boost Clock Speed 1770MHz 1032MHz
Pixel Rate 155.8 GPixel/s 19.6 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 Gainward GeForce GTX 660
GPU Base Clock Speed 1350MHz 980MHz
Pixel Rate 155.8 GPixel/s 19.6 GPixel/s
FLOPS (Floating-point Performance) 15.41 TFLOPS 1.88 TFLOPS
Texture Filter Rate 481.4 GTexels/s 78.4 GTexels/s
GPU Memory Speed 1767MHz 1502MHz
Total GPU Shading Units 4352 960
Total GPU TMUs 272 80
GPU Boost Clock Speed 1770MHz 1032MHz
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 Gainward GeForce GTX 660
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 72°C
Idle GPU Temperature 31°C 30°C
3D Support Yes Yes
Noise Level Under Load 47.5dB 47.4dB
Idle Noise Level 41.5dB 40.8dB
Idle Power Consumption 54W 110W
Multi-GPU Support Count 2 Not Known
No. of Supported Displays 4 4
PassMark (G3D) Score Not Known 4104
3DMark Vantage Texture Fill Result Not Known 65.3GTexels/s
3DMark Vantage Pixel Fill Result Not Known 9.9GPixel/s
PassMark (DirectCompute) Benchmark Result Not Known 1933
Ray Tracing Support No No
Power Consumption Under Peak Load Not Known 296W
SmallLuxGPU (2.0d4) Result Not Known 5000
Miscellaneous Miscellaneous Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G Gainward GeForce GTX 660
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 Gainward GeForce GTX 660
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 Gainward GeForce GTX 660
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 18600 million 2540 million
Semiconductor Size 12nm 28nm
PCI Express Version 3 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 290mm 180mm
Height 134.31mm 111mm
Memory Memory Gigabyte Aorus GeForce RTX 2080 Ti Xtreme 11G Gainward GeForce GTX 660
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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