HP 321 - Notebook PC Maintenance And Service Manual page 13

Category Description
Supports dual-channel memory
Supports up to 4 GB of system RAM
PC3-10600, 1333-MHz, DDR3
Supports the following configurations in all
countries and regions:
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Hard drives Supports 9.5-mm, 6.35-cm (2.50-in) hard
drives
Customer-accessible
Serial ATA
Supports the following drives:
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HP DriveGuard (not available on Linux)
Optical drives Fixed, no modular requirements
SATA 12.7-mm tray load
Supports option of no optical drive
4096-MB total system memory (4096-
MB × 1)
4096-MB total system memory (2048-
MB× 2, dual-channel)
3072-MB total system memory (2048-
MB + 1024-MB, dual-channel)
2048-MB total system memory (2048-
MB × 1)
2048-MB total system memory (1024-
MB × 2, dual-channel)
1024-MB total system memory (1024-
MB × 1)
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
UMA graphics, UMA graphics,
GL40 chipset GM45 chipset
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Discrete
graphics,
PM45 chipset
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