خوب من این را پیشنهاد میکنم ABIT - KN9 SLI که با 125 هزار تومان می تونی بگیریش بجای 3800 هم am2 3500 بگیر که 88 هزار تومان می تونی بگیریش و از لحاظ توانایی با 3800 تفاوته چندانی نداره.

مشخصات مین :
CPU
Supports Socket AM2 Processor with 2GHz system bus using Hyper Transport� Technology
Supports AMD CPU Cool 'n' Quiet Technology

Chipset
NVIDIA� nForce 570 SLI MCP

Memory
Four 240-pin DIMM sockets
Supports Dual channel DDR2 800 ECC /non-ECC un-buffered memory

NVIDIA SLI Technology
Two PCI-Express SLI� X16 slots

Audio
On board 7.1 CH HD Audio CODEC (ALC883)
Supports auto jack sensing and optical S/P DIF Out

Dual GbE LAN
Dual NVIDIA� Gigabit Ethernet

NV SATA 3Gb/s RAID
Supports 6 ports NV SATA 3Gb/s RAID 0/1/0+1/5 JBOD

IEEE1394
Supports IEEE1394a (Firewire) at 400 Mb/s transfer rate

Expansion Slots
2 x PCI Express x16
2 x PCI Express x1
2 x PCI

Internal I/O Connectors
1 x Floppy port
6 x SATA connectors
1 x Ultra DMA 133/100/66/33 connector
3 x USB 2.0 headers
2 x 1394 headers

Back Panel I/O
1 x PS/2 Keyboard
1 x PS/2 Mouse
4 x USB ports
2 x RJ-45 LAN port
1 x S/P DIF Out

مشخصات سی پی یو :

AMD Athlon 64 3500+ Orleans 2.2GHz Socket AM2 Processor Model ADA3500CNBOX

64 bit Support: Yes
HT: 2000MHz
Hyper-Transport Support: Yes
L1 Cache: 64KB+64KB
L2 Cache: 512KB
Multi-Core: Single-Core
Process Type: 90 nm
Series: Athlon 64
Virtualization Technology Support: Yes
Vista Ready: Yes
Model #: ADA3500CNBOX

بنچ cpu:

http://www23.tomshardware.com/cpu.html?modelx=33&model1=473&model2=471&chart=181
http://www23.tomshardware.com/cpu.html?modelx=33&model1=473&model2=471&chart=173

بنچ مین :

http://www.hexus.net/content/item.php?item=6150&page=8

http://enthusiast.hardocp.com/article.html?art=MTEyMyw0LCxoZW50aHVzaWFzdA