Is there anything wrong with this setup?

[Setral]

Antec 2650BQE (w/ Original 350watt Power Supply)
-Added 80mm fan w/ Filter
-Added filter to side vent
ECS 755-A2 Motherboard
Sempron 3100+
Mushkin 2x512mb 2.5-3-3

(Original Components)
60gb ATA HDD
DVD Drive (Not writer)
CDRW
G4 Ti4200
SB Live! Value

This is a system on a very tight budget. Also, this isn't going to be overclocked or anything, just upgrading the wife's system for WoW. Anyone forsee any problems with this setup?

 

[fishmonger12]

with that amount of ram, it should perform pretty well. the graphics wont be all that hot, but they'll work