din 4 gb nu vede decat 2.6 gb

salut..o intrebare pt cunoscatori..am un dual core E2160 (1,8 ghz-800 mhz)placa baza BIOSTAR P4M900-M7 SE. 4gb ddr2 667 mhz placa video 9600 GT 512 DDR3-256 bit..sistem de operare WINDOWS VISTA HOME BASIC 32 bit service pack 2(licenta)..am inteles ca trebuie sa vada numai 3.4 gb..cand dau la informatii despre sistem vede 4 gb dar in realitate numai 2.6 gb..care este problema de nu vede 3.4 gb ???

salut..ms. pt. raspuns o sa fac si un update ..dar nu imi dau seama de ce vede sloturile cu 2gb apoi numai unul..le-am scos pe rand ,le vede de 2gb le-am inversat si degeaba..

Motherboard
CPU Type DualCore Intel Pentium E2160, 1800 MHz (9 x 200)
Motherboard Name Biostar P4M900-M7 SE (2 PCI, 1 PCI-E x1, 1 PCI-E x16, 2 DDR2 DIMM, Audio, Video, LAN)
Motherboard Chipset VIA P4M900
System Memory 2496 MB (DDR2-667 DDR2 SDRAM)
DIMM1: Kingmax KLCE88F-B8NU5 2 GB DDR2-667 DDR2 SDRAM (5-5-5-15 @ 333 MHz) (4-4-4-12 @ 266 MHz) (3-3-3-9 @ 200 MHz)
DIMM2: Kingmax KLCE88F-B8NU5 2 GB DDR2-667 DDR2 SDRAM (5-5-5-15 @ 333 MHz) (4-4-4-12 @ 266 MHz) (3-3-3-9 @ 200 MHz)

cand dau la chipset arata asta..daca las decat o memorie in slotul 2 vede 2gb...


Memory Slots
DRAM Slot #1 2 GB (DDR2-667 DDR2 SDRAM)
DRAM Slot #2 448 MB (DDR2-667 DDR2 SDRAM).


memorii suportate

Supported Memory Types DDR-266 SDRAM, DDR-333 SDRAM, DDR-400 SDRAM, DDR2-400 SDRAM, DDR2-533 SDRAM, DDR2-667 SDRAM