4.0 GB Installed RAM but only 2.5 GB is used?

skeiiiiiiiiii

Reputable
Aug 18, 2014
3
0
4,510
Hello!

I've got these parts on my set-up (2009-sh)

I'm using:

OS - Windows 7 Professional SP1 (64 bit)

CPU - Intel Core 2 Duo E7500 @ 2.93GHz
Cores 2
Threads 2
Name Intel Core 2 Duo E7500
Code Name Wolfdale
Package Socket 775 LGA
Technology 45nm

GPU - Nvidia Geforce GT 220

MOBO - ECS P4M900T-M (CPU 1)
Manufacturer ECS
Model P4M900T-M (CPU 1)
Version 1.0
Chipset Vendor VIA
Chipset Model P4M900/CN896/VN896/PT890
Chipset Revision 00
Southbridge Vendor VIA
Southbridge Model VT8237A
Southbridge Revision 00

RAM - Memory slots
Total memory slots 2
Used memory slots 2
Free memory slots 0
Memory
Type DDR2
Size 4096 MBytes
Channels # Single
DRAM Frequency 332.4 MHz
CAS# Latency (CL) 5 clocks
RAS# to CAS# Delay (tRCD) 5 clocks
RAS# Precharge (tRP) 5 clocks
Cycle Time (tRAS) 15 clocks
Command Rate (CR) 2T
Physical Memory
Memory Usage 43 %
Total Physical 2.50 GB
Available Physical 1.41 GB
Total Virtual 4.99 GB
Available Virtual 3.25 GB
SPD
Number Of SPD Modules 2


Slot #1
Type DDR2
Size 2048 MBytes
Manufacturer STT
Max Bandwidth PC2-6400 (400 MHz)
Part Number SUPERTALENT02
Timing table
Frequency CAS# Latency RAS# To CAS# RAS# Precharge tRAS tRC Voltage
JEDEC #1 266.7 MHz 4.0 4 4 12 16 1.800 V
JEDEC #2 333.3 MHz 5.0 5 5 15 20 1.800 V
JEDEC #3 400.0 MHz 6.0 6 6 18 24 1.800 V


Slot #2
Type DDR2
Size 2048 MBytes
Manufacturer Kingston
Max Bandwidth PC2-6400 (400 MHz)
Part Number
Serial Number 90170A4C
Week/year 02 / 10
Timing table
Frequency CAS# Latency RAS# To CAS# RAS# Precharge tRAS tRC Voltage
JEDEC #1 266.7 MHz 4.0 4 4 12 16 1.800 V
JEDEC #2 333.3 MHz 5.0 5 5 15 20 1.800 V
JEDEC #3 400.0 MHz 6.0 6 6 18 24 1.800 V

Is this a problem of incompatibility? If so, what brand/model would you recommend and which part is incompatible. :) Thanks a lot!

I would like to seek an expert's help before trying to replace it / do something about it.
 

skeiiiiiiiiii

Reputable
Aug 18, 2014
3
0
4,510


Okay will do so, currently at finals so I might be out for a few days. Thanks for the tip. :)