Compaq 320, 321, 420, 421, 620 and 621 Notebook PC and HP 420 and 620 Notebook PC

Category Description UMA
graphics,
GL40 chipset
UMA
graphics,
GM45 chipset
Discrete
graphics,
PM45
chipset
Supports the following drives:
●
500-GB, 7200-rpm
●
500-GB, 5400-rpm
●
320-GB, 7200-rpm
●
320-GB, 5400-rpm
●
250-GB, 7200-rpm
●
250-GB, 5400-rpm
●
160-GB, 7200-rpm
●
160-GB, 5400-rpm
√√ √
HP DriveGuard (not available on Linux) √√ √
Optical drives Fixed, no modular requirements √√ √
SATA 12.7-mm tray load √√ √
Supports option of no optical drive √√ √
Supports the following drives:
●
DVD-ROM Drive
●
DVD±RW SuperMulti Double-Layer
Combo Drive with Lightscribe
√√ √
Diskette drive Supports external USB diskette drive only √√ √
Audio/Visual IDT 92HD88 √√ √
Integrated microphone √√ √
Single speaker √√ √
Headphone and microphone jacks √√ √
Integrated 2MP camera with fixed focus
(select models only)
√√ √
Modem 56K V.92 3.8 cm (1.5-in) data/fax modem √√ √
Supports no modem option √√ √
For use in all countries and regions except
APJ
√√ √
For use in APJ only √√ √
Modem cable not included √√ √
Ethernet 10/100 Ethernet network interface card
(NIC)
√√ √
4 Chapter 1 Product description