Nvidia GeForce GTX 1080 Ti vs Nvidia GeForce GTX 650 Ti Boost

VS
Nvidia GeForce GTX 1080 Ti
Nvidia GeForce GTX 1080 Ti Image
Nvidia GeForce GTX 650 Ti Boost
Nvidia GeForce GTX 650 Ti Boost Image
Nvidia GeForce GTX 1080 Ti
Nvidia GeForce GTX 650 Ti Boost
Key Differences Key Differences Nvidia GeForce GTX 1080 Ti Nvidia GeForce GTX 650 Ti Boost
GPU Base Clock Speed 1480MHz 980MHz
GPU Boost Clock Speed 1582MHz 1032MHz
Pixel Rate 130.2 GPixel/s 15.7 GPixel/s
GPU Memory Speed 1376MHz 1502MHz
GPU Render Output Units (ROPs) 88 24
No. of Supported Displays 3 4
Performance Performance Nvidia GeForce GTX 1080 Ti Nvidia GeForce GTX 650 Ti Boost
GPU Base Clock Speed 1480MHz 980MHz
Pixel Rate 130.2 GPixel/s 15.7 GPixel/s
FLOPS (Floating-point Performance) 10.6 TFLOPS 1.5 TFLOPS
GPU Memory Speed 1376MHz 1502MHz
Texture Filter Rate 332 GTexels/s 62.7 GTexels/s
Total GPU Shading Units 3584 768
Total GPU TMUs 224 64
GPU Boost Clock Speed 1582MHz 1032MHz
GPU Render Output Units (ROPs) 88 24
DPFP (Double Precision Floating Point) Support Yes Yes
Features Features Nvidia GeForce GTX 1080 Ti Nvidia GeForce GTX 650 Ti Boost
DirectX Version Info 12 11
OpenGL Driver Version 4.5 4.3
OpenCL Driver Version 1.2 1.1
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Multi-GPU Support Count 4 Not Known
Ray Tracing Support Yes No
No. of Supported Displays 3 4
PassMark (G3D) Score Not Known 3514
3DMark Vantage Texture Fill Result Not Known 46.1GTexels/s
GPU Temperature Under Load Not Known 56°C
3DMark Vantage Pixel Fill Result Not Known 5.3GPixel/s
PassMark (DirectCompute) Benchmark Result Not Known 1621
Idle GPU Temperature Not Known 28°C
Noise Level Under Load Not Known 40.1dB
Power Consumption Under Peak Load Not Known 261W
Idle Power Consumption Not Known 107W
Idle Noise Level Not Known 40.1dB
SmallLuxGPU (2.0d4) Result Not Known 3400
Ports Ports Nvidia GeForce GTX 1080 Ti Nvidia GeForce GTX 650 Ti Boost
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 GTX 1080 Ti Nvidia GeForce GTX 650 Ti Boost
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 12000 million 2540 million
Semiconductor Size 16nm 28nm
PCI Express Version 3 3
Width Size 266.7mm 247mm
Height 111.2mm 111mm
Dual-GPU Support No No
Air-water Cooling Support No No
Memory Memory Nvidia GeForce GTX 1080 Ti Nvidia GeForce GTX 650 Ti Boost
Effective Memory Clock 11008MHz 6008MHz
Max Memory Bandwidth 484GB/s 144GB/s
RAM 11GB 2GB
Memory Bus Interface Width 352bit 192bit
GDDR Memory Version 5 5
ECC (Error-Correcting Code) Memory Support No No

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