The talk of the town is Haswell , but if you're not ready to upgrade and want to inject a bit of new life into your aging rig, a solid state drive could do the trick. Today's top deal is for an OCZ Vertex Plus R2 2.5-inch 240GB SATA II MLC Internal SSD for $150 with free shipping (normall $190). It features up to 255MB/s read and write speeds and is well under the $1-per-gigabyte mark.
MSI N660 GeForce GTX 660 2GB Video Card
with free shipping (Free Metro: Last Light game with purchase; additional $20 mail-in rebate)
Sapphrie Radeon HD 7850 Video Card OC Version for $155 with free shipping (normally $190 - Free games with purchase; additional $15 mail-in rebate)
ASRock Z87 Extreme6 LGA 1150 Intel Z87 ATX Intel Motherboard for $170 with shipping for $6 (normally $190)
ASRock H87 Performance LGA 1150 Intel H87 ATX Intel Motherboard for $105 with shipping for $8 (normally $115)