16GB KIT 2x 8GB Dell PowerEdge C8220 C8220X M420 M520 M610x M620 M710HD M915 R420 R520 R620 R715 R815 R820 R910 T320 T410 T420 T5500 T620 DIMM DDR3 ECC Registered PC3-10600 1333 Dual Rank RAM Memory 16GB KIT (2 x 8GB) DIMM DDR3 ECC Registered PC3-10600 1333MHz Dual Rank RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For Dell PowerEdge Series. (See Compatibility List Below)