KFA2 GeForce RTX 2080 Ti vs Sparkle GeForce GTX 660 Ti

VS
KFA2 GeForce RTX 2080 Ti
KFA2 GeForce RTX 2080 Ti Image
Sparkle GeForce GTX 660 Ti
Sparkle GeForce GTX 660 Ti Image
KFA2 GeForce RTX 2080 Ti
Sparkle GeForce GTX 660 Ti
Key Differences Key Differences KFA2 GeForce RTX 2080 Ti Sparkle GeForce GTX 660 Ti
GPU Base Clock Speed 1350MHz 915MHz
GPU Boost Clock Speed 1545MHz 980MHz
Pixel Rate 136 GPixel/s 25.6 GPixel/s
GPU Memory Speed 1750MHz 1502MHz
GPU Render Output Units (ROPs) 88 24
No. of Supported Displays 4 4
Performance Performance KFA2 GeForce RTX 2080 Ti Sparkle GeForce GTX 660 Ti
GPU Base Clock Speed 1350MHz 915MHz
Pixel Rate 136 GPixel/s 25.6 GPixel/s
FLOPS (Floating-point Performance) 13.45 TFLOPS 2.46 TFLOPS
Texture Filter Rate 420.2 GTexels/s 102 GTexels/s
GPU Memory Speed 1750MHz 1502MHz
Total GPU Shading Units 4352 1344
Total GPU TMUs 272 112
GPU Boost Clock Speed 1545MHz 980MHz
GPU Render Output Units (ROPs) 88 24
DPFP (Double Precision Floating Point) Support No No
Features Features KFA2 GeForce RTX 2080 Ti Sparkle GeForce GTX 660 Ti
DirectX Version Info 12 11
OpenGL Driver Version 4.5 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
Noise Level Under Load 47.5dB 47.9dB
3D Support Yes Yes
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 KFA2 GeForce RTX 2080 Ti Sparkle GeForce GTX 660 Ti
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports KFA2 GeForce RTX 2080 Ti Sparkle GeForce GTX 660 Ti
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 KFA2 GeForce RTX 2080 Ti Sparkle GeForce GTX 660 Ti
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 267mm 241mm
Height Not Known 111mm
Memory Memory KFA2 GeForce RTX 2080 Ti Sparkle GeForce GTX 660 Ti
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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