Aspon neco :)
http://h10025.www1.hp.com/ewfrf/wc/document?docnam e=c02014355&cc=us&dlc=en&lc=en&product=4312892#N13 1Memory upgrade information:
Supports DDR3 DIMMs only
Dual channel memory architecture
Four DDR3 DIMM (240-pin) sockets
DIMM types:
PC3-10600 (DDR3-1333)
PC3-8500 (DDR3-1066)
Non-ECC memory only, unbuffered
Supports up to 16 GB on 64-bit PCs
Maximum memory only if using 4GB DDR3 DIMM modules
Idealni pro upgrade pouzit stejny typ a znacku ram modulu, ktery uz tam byl predtim.
Cokoliv odlisneho muze zlobit a byt neresitelnym problemem