8GB (4GBx2) Team High Performance Memory RAM Upgrade For Dell Studio 1555 (DDR2) Model Laptop. The Memory Kit comes with Life Time Warranty. at Amazon.com
A-Tech 4GB Stick for Dell Studio Notebook Series 1537 1555 1737 - DDR2 800MHz PC2-6400 SO-DIMM RAM Memory at Amazon.com
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CMS 4GB (1X4GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Dell® Studio 1555 (Ddr3) Only - A20 at Amazon.com
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