Dell NVidia GeForce GTX660 Ti 1.5GB 192-bit GDDR5 PCI Express 3.0 x16 HDCP Ready SLI Support Video Graphics Card JCW0V 0JCW0V CN-0JCW0V.Dell Part Number: JCW0V 0JCW0V CN-0JCW0VCompatible Part Numbers: 180-12004-A00Specifications:InterfaceInterface PCI Express 3.0 x16ChipsetGPU Series NVIDIA GeForce GTX600 SeriesGPU GeForce GTX660 TiCore Clock 915 MHzBoost Clock 980 MHzCUDA Cores 1344MemoryMemory Size 1.5GBMemory Interface 192-BitMemory Type GDDR53D APIDirectX DirectX 12OpenGL OpenGL 4.3PortsHDMI 1 x HDMIDisplayPort 1 x DisplayPortDVI 2 x DVIDetailsRAMDAC 400MHzMax Resolution 4096 x 21603D VISION Game Ready YesSLI Support 3-Way SLICooler With FanPower Connector 6-PinForm Factor & DimensionsSlot Width Dual Slot