1GB DDR2-667, UNB, DR
64MB SDRAM DIMM 100MHZ HP CLR LASERJET 8000/8500/8550/5000/4500
512MB DDR2-667, UNB, SR
512 MB DIMM (Not supported on magicolor 2500W)
MEMORY 128 MB SDRAM FOR ML-3561ND
64MB UPGRADE FOR ML-3561ND
MEMORY UPGRADES 16 MB FOR ML-3561ND
MEMORY 256MB UPGRADE FOR ML-3561ND