Genuine Dell NVIDIA GeForce 8600M Video Graphics Card For Vostro 1500, 1510, 1520 Inspiron 1520, 1521 Laptops Part Number: UW390 Chipset Manufacturer: NVIDIA Memory: 256MB Model: NVIDIA GeForce 8600M Memory Interface: 128-Bit For Vostro 1500, 1510, 1520 and 1700 Laptops; Inspiron 1520, 1521 and 1720 Laptops