4 gb ram not detecting in xp 64 bit

aryan_mantri · 06-22-2009, 11:50 PM

i have windows xp 64 bit..recently i have installed 4 gb (2 gb ddr2 x 2) of ram to my pc but my pc is just showing 3 gb...previously i had xp 32 bit and that also used to detect 3 gb only...nd then i heard that 32 bit detects 3 gb maximum ram but 64 bit can detects more then 4 gb .. so to make full use of my ram i installed xp 64 bit but problem is still the same.it is still detecting 3 gb..kindly help plz.....

my configuration

dual core
intel 945 gcnl
n videa 8600 gt
4 gb ddr2

**Tyree** · 06-23-2009, 08:37 PM

According th Intel, that Mobo supports up to 2GB of RAM.
Memory
Two 240-pin DDR2 SDRAM Dual Inline Memory Module (DIMM) sockets
Support for DDR2 667 or DDR2 533 MHz DIMMs
Support for up to 2 GB of system memory
http://www.intel.com/cd/channel/rese...ture/index.htm

XP 64Bit can cause more problems than it can solve.

usasma · 06-24-2009, 04:18 PM

Lucky2310 - please start your own topic. That way we won't detract from aryan_mantri's issues. And your issues will get the individual attention that they deserve.

06-22-2009, 11:50 PM	#1 (permalink)
aryan_mantri Registered User Join Date: May 2009 Posts: 8 OS: xp	4 gb ram not detecting in xp 64 bit i have windows xp 64 bit..recently i have installed 4 gb (2 gb ddr2 x 2) of ram to my pc but my pc is just showing 3 gb...previously i had xp 32 bit and that also used to detect 3 gb only...nd then i heard that 32 bit detects 3 gb maximum ram but 64 bit can detects more then 4 gb .. so to make full use of my ram i installed xp 64 bit but problem is still the same.it is still detecting 3 gb..kindly help plz..... my configuration dual core intel 945 gcnl n videa 8600 gt 4 gb ddr2

06-23-2009, 08:37 PM	#2 (permalink)
Tyree Mentor Hardware Team Join Date: May 2009 Location: Illinois Posts: 5,686 OS: XP Pro-7RC-Mandriva My System	Re: 4 gb ram not detecting in xp 64 bit According th Intel, that Mobo supports up to 2GB of RAM. Memory Two 240-pin DDR2 SDRAM Dual Inline Memory Module (DIMM) sockets Support for DDR2 667 or DDR2 533 MHz DIMMs Support for up to 2 GB of system memory http://www.intel.com/cd/channel/rese...ture/index.htm XP 64Bit can cause more problems than it can solve. __________________ Posting your PC specs will help us to help you quicker and more efficiently.

06-24-2009, 04:18 PM	#3 (permalink)
usasma Tech Hardware Team Join Date: Apr 2009 Location: Southeastern CT, USA Posts: 1,650 OS: Vista (x64); Win7 (x32 & x64)	Re: 4 gb ram not detecting in xp 64 bit Lucky2310 - please start your own topic. That way we won't detract from aryan_mantri's issues. And your issues will get the individual attention that they deserve. __________________ aka John MVP Windows - Desktop Experience "There are very few problems in life that can't be fixed by the proper application of high explosives" If I haven't replied in 48 hours, please send me a PM.