Or if you wanna spend a bit more and wish to overclock, go for this:
AMD Athlon 64 X2 Dual Core 4400+ (Socket 939) - Retail (ADA4400CDBOX) (CP-127-AM) £284.95
Asus A8R32-MVP Deluxe Crossfire (Socket 939) PCI-Express Motherboard (MB-131-AS) £124.95
G.Skill 2GB DDR HZ PC4000 (2x1GB) CAS3 Dual Channel Kit (F1-4000USU2-2GBHZ) (MY-008-GS) £129.95
PowerColor ATI Radeon X1900 XT-X 512MB GDDR3 AVIVO TV-Out/Dual DVI (PCI-Express) - Retail (GX-059-PC) £344.95
Western Digital Caviar SE16 250GB 2500KS SATA-II 16MB Cache - OEM (HD-046-WD) £60.95
NEC ND4570 16x16 DVD±RW Dual Layer ReWriter (Black) - OEM (CD-030-NE) £24.95
Arctic Cooling Freezer 64 Pro CPU Cooler (Socket 754/939/940) (FG-000-AR) £14.50
Enermax Liberty 620W ELT620AWT ATX2.2 Modular SLI Compliant PSU (CA-024-EN) £89.95
Subtotal £1,075.15
Shipping (City Link Parcel Next Day (Delivered Mon-Fri)) £9.95
VAT £189.90
Total £1,275.00
AMD Athlon 64 X2 Dual Core 4400+ (Socket 939) - Retail (ADA4400CDBOX) (CP-127-AM) £284.95
Asus A8R32-MVP Deluxe Crossfire (Socket 939) PCI-Express Motherboard (MB-131-AS) £124.95
G.Skill 2GB DDR HZ PC4000 (2x1GB) CAS3 Dual Channel Kit (F1-4000USU2-2GBHZ) (MY-008-GS) £129.95
PowerColor ATI Radeon X1900 XT-X 512MB GDDR3 AVIVO TV-Out/Dual DVI (PCI-Express) - Retail (GX-059-PC) £344.95
Western Digital Caviar SE16 250GB 2500KS SATA-II 16MB Cache - OEM (HD-046-WD) £60.95
NEC ND4570 16x16 DVD±RW Dual Layer ReWriter (Black) - OEM (CD-030-NE) £24.95
Arctic Cooling Freezer 64 Pro CPU Cooler (Socket 754/939/940) (FG-000-AR) £14.50
Enermax Liberty 620W ELT620AWT ATX2.2 Modular SLI Compliant PSU (CA-024-EN) £89.95
Subtotal £1,075.15
Shipping (City Link Parcel Next Day (Delivered Mon-Fri)) £9.95
VAT £189.90
Total £1,275.00