TigerDirect is offering Lenovo IdeaCentre K410 Core i7 Desktop PC on sale for $669.99 with around $13 shipping. Use $100 mail-in rebate to get final price.

What makes this deal hot:
You save $100 off the retail list price. That's the lowest price we could find currently by over $160 from a reputable merchant.

What this does & Why you need it:
This model comes fully loaded with a fast quad-core Intel Core i7-3770 3.4GHz Ivy Bridge CPU, 8GB DDR3 RAM, 2TB 7200 rpm hard drive, NVIDIA GeForce GT 620 1GB Video Card, DVD burner, Gigabit Ethernet, and Windows 8 64-bit.