Newegg has 4GB (2x2GB) Corsair Vengeance DDR3 1600 Desktop Memory for $59.99 - 15% off code DM15AP11US - $30 rebate = $20.99 with free shipping.

Retail Price:	$ 59.99
Deal Price:	$ 20.99
Savings:	$ 39 (65.01% Discount)