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  Maximum Memory   32GB
  Memory Slots   8 sockets ( 4 banks of 2)
  Base Memory   3GB or 6GB (Removable)

Memory Details About Your System

Your Acer Altos R520 M2 Xeon Quad-Core 2.13GHz only supports modules made with a specific type of chip. Should you find what seems to be the exact same memory elsewhere for a lower price, it is very possible that the cheaper memory will not work in your computer. By ordering under your model from Arch Memory, your selected memory modules are Guaranteed To Work or your money back!

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4GB (2 pieces 2GB) 667MHz PC2-5300 ECC Fully Buffered

4GB (2 x 2GB) 240-Pin 667MHz PC2-5300 ECC Fully Buffered

4GB (2x2GB) DDR2-667 PC2-5300 240Pin FBDIMM 1.8v Sync Fully Buffered ECC Intel



4GB DDR2-667 FB (Fully Buffered) ECC Module

4GB 667MHz DDR2-667, PC2-5300, 240p DIMM, 1.8v, Sync, Fully Buffered, ECC, CL=5 - Major Brand



Made from the highest quality components, Arch Memory parts are designed to increase productivity and help your computer work faster. Arch Memory products are engineered to meet industry standard specifications and rigorously tested to ensure quality. Backed by free technical support, a lifetime warranty and legendary reliability, Arch Memory RAM is your best choice for upgrading your computer's memory.