First time builder, core i7 system

[kizza]

APPROXIMATE PURCHASE DATE: Month or Two

BUDGET RANGE: $2000AUD

SYSTEM USAGE FROM MOST TO LEAST IMPORTANT: Gaming, Internet, Photoshop etc

PARTS NOT REQUIRED: Hard Drives

PREFERRED WEBSITE(S) FOR PARTS: msy.com.au - www.pccasegear.com

PARTS PREFERENCES: Intel, graphics card isnt an issue.

OVERCLOCKING: Maybe SLI OR CROSSFIRE

MONITOR RESOLUTION: 1920x1080, 1920x1200

ADDITIONAL COMMENTS: Preferably quiet, well cooled.

System Information;

CPU; Core i7 920 = $429 - http://www.pccasegear.com/index.php?main_page=product_info&products_id=8485

Motherboard; EVGA X58 3X SLI = $465 - http://www.pccasegear.com/index.php?main_page=product_info&products_id=8664

Graphics Card; Sapphire Radeon HD4890 Vapor-X 1GB CROSSFIRE x 2 - $305 each = $610 - http://www.pccasegear.com/index.php?main_page=product_info&products_id=11905

RAM; OCZ DDR3 PC3-12800 Platinum 3x2GB OCZ3P1600LV6GK = $195 - http://www.pccasegear.com/index.php?main_page=product_info&products_id=8648

CASE; Antec 902 = $189 - http://www.pccasegear.com/index.php?main_page=product_info&products_id=8767

PSU; Antec Signature Series 650W PSU = $229 - http://www.pccasegear.com/index.php?main_page=product_info&products_id=7464

Questions;

1. Is that graphics setup good? or is the 4870x2 a better pick.
2. Not sure on the PSU? is it enough to run both cards?

Any help appreciated swap out any parts I shouldnt have and recommend better ones etc.

Main game I play at the moment is arma 2.

 

[hunter315]

No, you want a Corsair 750 TX to be safe. Dont get 2 4890s for now, get 1 and if that doesnt perform as well as you want then get a second but a single one will likely be sufficient.