Yeah it's never a good idea. The seller may be legit but there's always a good chance most of the components aren't new etc...
I see you're in Brits so try PC International in Johannesburg:
http://www.pcint.co.za/components.php
Asus P5G41-M LX ---------------------------------------------- R544
Core 2 Quad Q8400 2.66Ghz (1333FSB 4MB) --------------- R1480
Kingston 2GB DDRII-800 ------------------------- 2x R454 = R908
Seagate 500GB 16MB Cache SATA II ------------------------ R467
Coolermaster Mystique ATX ---------------------------------- R454
Huntkey Greenpower 550W PSU ----------------------------- R376
Total: R4229
Thanks for that.
Option A
Original Intel Motherboards MBI H55TC --------------------- R837
Core i5-750 Core LGA1156 2.66GHz 8Mb Cache------------ R1789
2GB DDRIII-1333 x2-------------------------------------------- R1060
1TB-7200RPM 32MB Cache SATA II (Seagate)-------------- R785
DVD Writer 22/12x DL (SAMSUNG) SATA-------------------- R181
Coolermaster Mystique ATX ---------------------------------- R454
Huntkey Greenpower 550W PSU ----------------------------- R376
Total: R5482
Option B
ASUS M4N78-AM Mainboard ----------------------------------------- R758
AMD Phenom II X4 965, 8MB, AM2+, 3.4GHZ L2 Cache Quad Core --- R1788
2GB DDRIII-1066 Hyper-X (Kingston) x2---------------------------------- R1136
1TB-7200RPM 32MB Cache SATA II (Seagate)-------------------------- R785
DVD Writer 22/12x DL (SAMSUNG) SATA-------------------------------- R181
Coolermaster Mystique ATX ---------------------------------------------- R454
Huntkey Greenpower 550W PSU ----------------------------------------- R376
TOTAL= R5478
I figured that I'm still young, and I don't have a kid or a dog, why compromise.
One question though, how much will PC international charge me to assemble the PC?