i posted earlier and thanks to all who gave me advice. i have now decided to upgrade and my spec will now be:
AMD Phenom II X4 955 Black Edition 3.2 GHz Socket AM3 8MB 125w
ASUS M4N78 ATX Skt-AM2 NF720D 4xDDR2 RAID GLAN
ASUS 9800GT 512MB DDR3 Dual DVI HDCP HDTV out PCI-E
Corsair TX 650W PSU
4 X 1GB DDR2 667
Windows XP Media Center x86 SP2
1 X IDE 160GB HDD, 1 X IDE 320GB HDD, 1 X SATA 500GB HDD, 1 X SATA 500GB HDD
1 X IDE NEC ND-4571A DVD-RW (CONNECTED VIA PCI IDE CARD)
1 X PCI IDE CARD
2 X 120CM FANS
1 X EXHAUST FAN
my question is whether the Corsair TX 650W PSU be enough power to run it?
AMD Phenom II X4 955 Black Edition 3.2 GHz Socket AM3 8MB 125w
ASUS M4N78 ATX Skt-AM2 NF720D 4xDDR2 RAID GLAN
ASUS 9800GT 512MB DDR3 Dual DVI HDCP HDTV out PCI-E
Corsair TX 650W PSU
4 X 1GB DDR2 667
Windows XP Media Center x86 SP2
1 X IDE 160GB HDD, 1 X IDE 320GB HDD, 1 X SATA 500GB HDD, 1 X SATA 500GB HDD
1 X IDE NEC ND-4571A DVD-RW (CONNECTED VIA PCI IDE CARD)
1 X PCI IDE CARD
2 X 120CM FANS
1 X EXHAUST FAN
my question is whether the Corsair TX 650W PSU be enough power to run it?