Nvidia GeForce RTX 2080 Ti Founders Edition vs Galaxy GeForce GTX 660

VS
Nvidia GeForce RTX 2080 Ti Founders Edition
Nvidia GeForce RTX 2080 Ti Founders Edition Image
Galaxy GeForce GTX 660
Galaxy GeForce GTX 660 Image
Nvidia GeForce RTX 2080 Ti Founders Edition
Galaxy GeForce GTX 660
Key Differences Key Differences Nvidia GeForce RTX 2080 Ti Founders Edition Galaxy GeForce GTX 660
GPU Base Clock Speed 1350MHz 980MHz
GPU Boost Clock Speed 1635MHz 1032MHz
Pixel Rate 143.9 GPixel/s 19.6 GPixel/s
GPU Memory Speed 1750MHz 1502MHz
GPU Render Output Units (ROPs) 88 24
No. of Supported Displays 4 4
Performance Performance Nvidia GeForce RTX 2080 Ti Founders Edition Galaxy GeForce GTX 660
GPU Base Clock Speed 1350MHz 980MHz
Pixel Rate 143.9 GPixel/s 19.6 GPixel/s
FLOPS (Floating-point Performance) 14.23 TFLOPS 1.88 TFLOPS
Texture Filter Rate 444.7 GTexels/s 78.4 GTexels/s
GPU Memory Speed 1750MHz 1502MHz
Total GPU Shading Units 4352 960
Total GPU TMUs 272 80
GPU Boost Clock Speed 1635MHz 1032MHz
GPU Render Output Units (ROPs) 88 24
DPFP (Double Precision Floating Point) Support Yes No
Features Features Nvidia GeForce RTX 2080 Ti Founders Edition Galaxy GeForce GTX 660
DirectX Version Info 12.1 11
OpenGL Driver Version 4.6 4.3
OpenCL Driver Version 2 1.1
Multi-display Tech Support Yes Yes
GPU Temperature Under Load 80°C 72°C
Idle GPU Temperature 31°C 30°C
Noise Level Under Load 47.7dB 47.4dB
3D Support Yes Yes
Idle Power Consumption 85W 110W
Idle Noise Level 40.1dB 40.8dB
Multi-GPU Support Count 3 Not Known
Ray Tracing Support Yes No
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
Power Consumption Under Peak Load Not Known 296W
No. of Supported Displays 4 4
SmallLuxGPU (2.0d4) Result Not Known 5000
Miscellaneous Miscellaneous Nvidia GeForce RTX 2080 Ti Founders Edition Galaxy GeForce GTX 660
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Nvidia GeForce RTX 2080 Ti Founders Edition Galaxy GeForce GTX 660
HDMI Output Support Yes Yes
GPU HDMI Version 2 Not Known
DisplayPort Output 3 1
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 2
Mini DisplayPort Output 0 0
General info General info Nvidia GeForce RTX 2080 Ti Founders Edition Galaxy 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 266.7mm 241mm
Height 115.7mm 111mm
Memory Memory Nvidia GeForce RTX 2080 Ti Founders Edition Galaxy GeForce GTX 660
Effective Memory Clock 14000MHz 6008MHz
Max Memory Bandwidth 616GB/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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