The D830 enhances the previous-generation Latitude D820 with the latest 64-bit dual-core Intel processors and integrated Mobile Intel GMA X3100 (Up to 256MB shared6); NVIDIA Quadro NVS 135M7 or NVIDIA Quadro NVS 140M2 graphics cards.
You can find the latest driver or utility needed based on Windows Vista 32 bit for Latitude D830.