Running this System at 3GHZ?

[stickroad]

Hi think i found my system slightly over £1000 but ill be ok

So here it is. Would ill be able to Clock this to 3GHZ and run it 24/7?

CPU (Processor) - Intel Core 2 DUO E6400 £149.21 inc VAT http://www.overclockers.co.uk/showproduct.php?prodid=CP-127-IN

CPU Cooler + Heatsink - Arctic Cooling Freezer 7 Pro £16.44 inc VAT http://www.overclockers.co.uk/showproduct.php?prodid=HS-017-AR

Motherboard - Asus P5B Deluxe (Socket 775) £123.36 inc VAT http://www.overclockers.co.uk/showproduct.php?prodid=MB-150-AS

Memory (RAM) - Corsair 2GB DDR2 XMS2 Dominator PC2-6400C4 £199.74 inc VAT http://www.overclockers.co.uk/showproduct.php?prodid=MY-124-CS

Graphics Card - BFG GeForce 8800 GTS £291.39 inc VAT http://www.overclockers.co.uk/showproduct.php?prodid=GX-036-BG

Hard Drive - Seagate Barracuda 7200.10 320GB £66.96 inc VAT http://www.overclockers.co.uk/showproduct.php?prodid=HD-078-SE

Case - Thermaltake VA3000BWA Tsunami Dream £75.19 inc VAT http://www.overclockers.co.uk/showproduct.php?prodid=CA-010-TT

Power Supply - Corsair HX 620W ATX2.2 Modular £99.86 inc VAT http://www.overclockers.co.uk/showproduct.php?prodid=CA-004-CS

£1,037.37 inc VAT and Delivery

And has anyone had any experienced with the Thermaltake Case and the 8800 Graphics Card, hopefully it will fit?

 

[stickroad]

and running it pretty much 24/7, i wont harm my machine by doing this will i?

Like i dont want it to blow up over night

 

[stickroad]

Ok cool thank you, just need to make sure it all fits in my Thermaltake Case now