My first attempt at building a system - just within my £750 budget. I'm unsure about the choice of AMD over i7 but I'm only looking to get a gaming rig good enough for the next 3 - 4 years is possible. Please advise if this works and is best choice for the money? Apologies for format
AMD Phenom II X4 Quad Core 940 Black Edition 3.0GHz (Socket AM2+) - Retail £197.79
Sapphire ATI Radeon HD 4870 1024MB GDDR5 TV-Out/Dual DVI/HDMI (PCI-Express) - Retail (21133-04-20) £164.99
Asus AM3 M4A79 Deluxe AMD 790FX (Socket AM2+/AM3) PCI-Express DDR2 Motherboard £152.94
Hitachi Deskstar 7K1000.B 1TB SATA-II 16MB Cache - OEM (0A38016) £73.99
Akasa Ultra Quiet 500W Paxpower Active PFC ATX2.2 Power Supply - Black Nickel £54.98
Antec 300 Three Hundred Ultimate Gaming Case - Black (No PSU) £50.59
Corsair 4GB DDR2 XMS2 PC2-8500C5 TwinX (2x2GB) Dual Channel Kit (Twin2X4096-8500C5) £40.99
(Samsung SH-S223F/BEBE 22x DVD±RW SATA Dual Layer ReWriter (Black) - OEM £16.09
Sub Total : £654.22
Shipping cost assumes delivery to UK Mainland with:
DPD Next Day Parcel
(This can be changed during checkout) Shipping : £13.75
VAT is being charged at 15% VAT : £100.20
Total : £768.17

AMD Phenom II X4 Quad Core 940 Black Edition 3.0GHz (Socket AM2+) - Retail £197.79
Sapphire ATI Radeon HD 4870 1024MB GDDR5 TV-Out/Dual DVI/HDMI (PCI-Express) - Retail (21133-04-20) £164.99
Asus AM3 M4A79 Deluxe AMD 790FX (Socket AM2+/AM3) PCI-Express DDR2 Motherboard £152.94
Hitachi Deskstar 7K1000.B 1TB SATA-II 16MB Cache - OEM (0A38016) £73.99
Akasa Ultra Quiet 500W Paxpower Active PFC ATX2.2 Power Supply - Black Nickel £54.98
Antec 300 Three Hundred Ultimate Gaming Case - Black (No PSU) £50.59
Corsair 4GB DDR2 XMS2 PC2-8500C5 TwinX (2x2GB) Dual Channel Kit (Twin2X4096-8500C5) £40.99
(Samsung SH-S223F/BEBE 22x DVD±RW SATA Dual Layer ReWriter (Black) - OEM £16.09
Sub Total : £654.22
Shipping cost assumes delivery to UK Mainland with:
DPD Next Day Parcel
(This can be changed during checkout) Shipping : £13.75
VAT is being charged at 15% VAT : £100.20
Total : £768.17