This would be an excellent gaming machine. The 4300 allows you not to overclock and loosen your ram timings. I think its a wiser purchase to the 6300.
I just bought the Asus, OCZ and 4300 and its superb. Sitting here with 3.2 overclock no probs at all!
Lian-Li PC-7 PLUS Aluminium Midi-Tower Case - Black
(£58.74)
Arctic Cooling Freezer 7 Pro CPU Cooler (Socket 775)
(£16.44)
NEC AD5170 18x18 DVD±RW Dual Layer ReWriter (Black) - OEM
(£19.96)
Gainward BLISS GeForce 8800 GTS 640MB GDDR3 HDTV/Dual DVI (PCI-Express) - Retail
(£258.49)
Corsair HX 520W ATX2.2 Modular SLI Compliant PSU (CMPSU-520HXUK)
(£72.84)
OCZ 2GB (2 x 1GB) PC2-6400 Dual Channel Platinum Revision 2 XTC Series
(£162.14)
Asus P5N-E SLi nForce 650 (Socket 775) PCI-Express DDR2 Motherboard
(£82.24)
Intel Core 2 DUO E4300 "LGA775 Allendale" 1.80GHz (800FSB) - Retail
(£112.79)
Sub Total :£666.92
Total :£796.50