8GB (2x4GB) DDR4 2133MHz | Desktop Memory Module | Integral
8GB 2X4GB Memory RAM for IBM BladeCenter Series HS22 Type 7870 (VLP Memory), HS22 Type 7870-xxx (VLP Memory) 240pin PC3-10600 1333MHz DDR3 RDIMM Black Diamond Memory Module Upgrade - Walmart.com
CMS 8GB (2X4GB) DDR3 10600 1333MHZ NON ECC SODIMM Memory Ram Upgrade Compatible with HP/Compaq® Pavilion Notebook Dm1Z Series Ddr3 Only - C22 System Specific Memory - Newegg.com
Corsair CMSA8GX3M2A1333C9 Mac Memory, 8GB (2x4GB) DDR3 1333MHz SODIMM