Yeah, I just put a 4670 on my wishlist. So far, this is what I have:
GIGABYTE GA-MA770T-UD3P AM3 AMD 770 ATX AMD Motherboard $79.99
AMD Athlon II X4 620 Propus 2.6GHz Socket AM3 95W Quad-Core Processor $99.00
Crucial Ballistix 2GB (2 x 1GB) 240-Pin DDR3 SDRAM DDR3 1600 (PC3 12800) $48.99
HIS H467QS1GH Radeon HD 4670 1GB 128-bit DDR3 PCI Express $74.99
Total: $302.97
I already have a case (older Antec) and I have an Enermax Liberty 500w that needs to be repaired. Aside from that, I am pretty well set.