Amazon offers the Corsair 8GB PC3-8500 DDR3-1066 SO-DIMM 204-Pin Dual Channel Notebook Memory Kit with two 4GB SO-DIMMs, model no. CM3X8GSDKIT1066, for $52.99. This $10 mail-in rebate cuts it to $42.99. With free shipping, that's $17 under our April mention and the lowest total price we could find by $16. It features 7-7-7-20 timings. Rebate ends July 31.