Lets see what I can do to help you save some money.
Now on your ram choice, found a better set for less over at Amazon which has them around $30 + cheaper then NewEgg at this time period.
OCZ OCZ3P1600LV6GK DDR3 PC3-12800 1600MHz 6GB Platinum XTC Triple Channel Kits $113.99 & this item ships for FREE with Super Saver Shipping.
http://www.amazon.com/OCZ-OCZ3P1600LV6GK-PC3-12800-1600...
Since you mention you will not be OC'ing, I would get this Mobo instead and in tis Combo with the CPU.
1. ASUS P6T LGA 1366 Intel X58: $249.99
2. Intel Core i7 920 Nehalem 2.66GHz BX80601920: $279.99 Free Shipping*
Combo Discount: -$25.00
Combo Price: $504.98
http://www.newegg.com/Product/ComboDealDetails.aspx?Ite...
Would add the OS with your Case selection for this Combo.
1. Microsoft 66I-03525 Vista Premium SP1 64-bit w/free Windows 7 upgrade coupon: $109.99 Free Shipping*
2. Cooler Master HAF RC-922M-KKN1-GP: $99.99
Combo Discount: -$15.00
Combo Price: $194.98
http://www.newegg.com/Product/ComboDealDetails.aspx?Ite...
Quote:
Optical Drive: Sony Optiarc Black 24X DVD+R 8X DVD+RW 12X DVD+R DL 24X DVD-R 6X DVD-RW 12X DVD-RAM 16X DVD-ROM 48X CD-R 32X CD-RW 48X CD-ROM 2MB Cache SATA DVD/CD Rewritable Drive - OEM
Not sure about this one. Would like a good read/write DVD & CD drive.
Yes it is a good one.
Quote:
PSU: CORSAIR CMPSU-750TX 750W ATX12V / EPS12V SLI Ready CrossFire Ready 80 PLUS Certified Active PFC Compatible with Core i7 Power Supply - Retail
Not sure if this is to much or to little wattage or best for system.
Since you said you might SLI/Crossfire, it is a keeper.
Quote:
CPU Cooler: COOLER MASTER V8 RR-UV8-XBU1-GP 120mm Rifle CPU Cooler - Retail
Not sure if this is the best one for this system.
Get one of these CPU HSF Coolers'.
XIGMATEK Dark Knight-S1283V 120mm Long Life Bearing CPU Cooler - Retail $44.98 Free Shipping*
http://www.newegg.com/Product/Product.aspx?Item=N82E168...
Scythe MUGEN-2 $36.99
http://www.newegg.com/Product/Product.aspx?Item=N82E168...
CoGage True Spirit Heatpipe CPU Cooler with 120mm PWM Silent Fan for Intel LGA1366 $37.95
http://www.performance-pcs.com/catalog/index.php?main_p...
Get this Mounting Kit below for the CoGage, it is better then the Push/Pin mounting kit it comes with.
Thermalright LGA1366 Bolt-Thru-Kit Retail BOX Bolt-thru Board Mounting kit $9.95
http://www.performance-pcs.com/catalog/index.php?main_p...
One of the latest Reviews on 1366 CPU HSF Coolers'.
http://www.hardocp.com/article/2009/07/23/intel_core_i7...
Quote:
Hard Drive (for OS & programs): Western Digital VelociRaptor WD3000HLFS 300GB 10000 RPM 16MB Cache SATA 3.0Gb/s 3.5" Internal Hard Drive - OEM
As fullmetall said on getting an SSD, would be the best for what you will be using the Computer for. Here are a few SSD's to look at.
Corsair P128 (CMFSSD-128GBG2D) 2.5" 128GB SATA II MLC Internal Solid state disk (SSD) - Retail $345.99
Free Shipping*
http://www.newegg.com/Product/Product.aspx?Item=N82E168...
OCZ Vertex Series OCZSSD2-1VTX120G 2.5" 120GB SATA II MLC Internal Solid state disk (SSD) - Retail ($339.00 after $30.00 Mail-In Rebate) Free Shipping*
http://www.newegg.com/Product/Product.aspx?Item=N82E168...
Good Review on SSD's. Solid State Drive Comparison - Round 2
http://www.techspot.com/review/181-solid-state-drive-ro...
Now if SSD is not your cup of tea, then I would suggest you go with either of these WD 1TB HDD's.
If your are going to Raid your HDD's then this one from WD is one of the best.
Western Digital RE3 WD1002FBYS 1TB 7200 RPM 32MB Cache $159.99 Free Shipping*
http://www.newegg.com/Product/Product.aspx?Item=N82E168...
If just going with a single HHD, then this WD will do.
Western Digital Caviar Black WD1001FALS 1TB 7200 RPM 32MB Cache $94.99 Free Shipping*
http://www.newegg.com/Product/Product.aspx?Item=N82E168...
Your Graphic card is a decent choice, but imho this one from XFX is better.
XFX HD-489A-ZDFC Radeon HD 4890 1GB 256-bit GDDR5 $199.99
http://www.newegg.com/Product/Product.aspx?Item=N82E168...
Or get two of these XFX for Crossfire now.
XFX HD-487A-ZHFC Radeon HD 4870 1GB 256-bit GDDR5 $144.99 Free Shipping*
http://www.newegg.com/Product/Product.aspx?Item=N82E168...
You will need this 8-pin Power Extension Cable for most Cases that has Bottom Mounted PSU.
1ST PC CORP. 12" 8-pin EPS extension cable Model CB-8M-8F - Retail $8.99
http://www.newegg.com/Product/Product.aspx?Item=N82E168...
The rest of your choices look very good. Good Luck on your upcoming Build.