Help me decide - 4830 OC or refurbished 4850?

[kelsarad]

Overclock the 4830 or
Refurbished 4850?

I am on a TIGHT budget so..

 

[wa1]

Is that HD4850 from Visiontek is single slot card?
If yes, don't get that card, a single slot card can get HOT pretty fast...

 

[marco324]

XFX Radeon HD 4850 1GB 256-bit GDDR3 PCI Express 2.0 x16 - $47 after $30 MIR - Newegg 1GB MEMORY NEW XFX LIFETIME WARRANTY
http://forums.anandtech.com/showthread.php?t=2148614