Dell’s Latitude D420 is 3.0 pound laptop that features an Intel Core Solo ULV U1300 (1.06-GHz) or Core Duo CPU, 512MB DDR2-533 memory, 30GB HDD, and a bright 12.1-inch widescreen display. On the outside there are three USB 2.0 ports, a FireWire port, 802.11 a/b/g Wi-Fi, SD memory card reader, and a biometric fingerprint reader.