Hope you will forgive me for using Ebuyer, it's just I don't know the misco site that well and it looks like a b*tch to navigate on even if I did know it.
CPU: Athlon II X3 440 2.9GHz Socket AM3 £60http://www.ebuyer.com/product/191955
Mobo: ASUS M4A77TD AMD 770 Socket AM3 £69http://www.ebuyer.com/product/181964
RAM: Kingston DDR3 2GB 1333MHz i5 Memory Module CL9 1.5V £45http://www.ebuyer.com/product/147903
- Will be easy and cheapish to add another stick of this later.
GPU: HIS HD 5770 XXX 1GB £117http://www.ebuyer.com/product/186468
- This one is usually around £123
HDD: Seagate Barracuda 7200.12 500GB £37http://www.ebuyer.com/product/158860
PSU: Be Quiet 530 Pure Power £45http://www.ebuyer.com/product/190751
Optical: LG GH22NS50 22x SATA DVD±RW £14http://www.ebuyer.com/product/169683
That's the best I could do.