Hi its ethan, thanks for replying and i have my system information here.
Operating System: Windows 7 Professional 64-bit (6.1, Build 7600) (7600.win7_rtm.090713-1255)
Language: English (Regional Setting: English)
System Manufacturer: Hewlett-Packard
System Model: HP Compaq dc7900 Small Form Factor
BIOS: Default System BIOS
Processor: Intel(R) Core(TM)2 Quad CPU Q9300 @ 2.50GHz (4 CPUs), ~2.5GHz
Memory: 6144MB RAM
Motherboard
Manufacturer Hewlett-Packard
Model 3031h (XU1 PROCESSOR)
Chipset Vendor Intel
Chipset Model Q45/Q43
Chipset Revision 03
Southbridge Vendor Intel
Southbridge Model 82801JB (ICH10)
Southbridge Revision 02
BIOS
Brand Hewlett-Packard
Version 786G1 v01.26
Date 12/07/2011
PCI Data
Slot PCI
Slot Type PCI
Slot Usage Available
Bus Width 32 bit
Slot Designation PCI1
Characteristics 5V, 3.3V, PME, SMBus
Slot Number 0
Slot PCI-E
Slot Type PCI-E
Slot Usage Available
Data lanes x1
Slot Designation PCI EXPRESS x1 SLOT 1 (PCIEx1 1)
Characteristics 3.3V, PME, SMBus
Slot Number 1
Slot PCI-E
Slot Type PCI-E
Slot Usage In Use
Data lanes x16
Slot Designation PCI EXPRESS x16 SLOT (PCIEx16)
Characteristics 3.3V, PME, SMBus
Slot Number 2
Slot PCI-E
Slot Type PCI-E
Slot Usage Available
Data lanes x4
Slot Designation PCI EXPRESS x16 SLOT 2 (PCIEx16 2)
Characteristics 3.3V, PME, SMBus
Slot Number 3