PC advice #2

hi@aLL

i need more replies then in my 1st journal so here it is, once again :E

im going to order some pc this week and i need some opinions about it, so i wont buy crap and stuff

so it looks like this:

Lian Li PC-60USB B2 Silver Aluminum ATX Mid Tower Computer Case - Retail http://www.newegg.com/Product/Product.asp?item=N82E16811112022

SAMSUNG SpinPoint P Series SP2504C 250GB 7200 RPM SATA 3.0Gb/s Hard Drive - OEM http://www.newegg.com/Product/Product.asp?Item=N82E16822152025

MSI NX7900GT-VT2D256E-HD Geforce 7900GT 256MB GDDR3 PCI Express x16 Video Card - Retail http://www.newegg.com/Product/Product.asp?item=N82E16814127218

Antec TruePower 2.0 TP2-550 EPS12V ATX12V 550W Power Supply - Retail http://www.newegg.com/Product/Product.asp?item=N82E16827136083

SENNHEISER PC 150 2 x 3.5mm Connector Circumaural Headset - Retail http://www.newegg.com/Product/Product.asp?item=N82E16826106346
Intel Core 2 Duo E6300 Conroe 1066MHz FSB LGA 775 Processor Model BX80557E6300 - Retail http://www.newegg.com/Product/Product.asp?item=N82E16819115005

CORSAIR XMS2 2GB (2 x 1GB) 240-Pin DDR2 SDRAM DDR2 675 (PC2 5400) Unbuffered System Memory Model TWIN2X2048-5400c4 - Retail http://www.newegg.com/Product/Product.asp?item=N82E16820145015

Gigabyte GA-965P-DS3 Socket T (LGA 775) Intel P965 Express ATX Intel Motherboard - Retail
http://www.newegg.com/Product/Product.asp?item=N82E16813128012

i'd really appreciate it if you would tell me if this setup is fine and if there's any way to buy cheaper version of same stuff or simply if something isnt worth buying