B4U36AA-HY/SR - Hypertec - DDR3 - module

4 GB - DIMM 240-pin - 1600 MHz / PC3-12800 - unbuffered - non-ECC - for HP 280 G1, 63XX, Elite 8300 (DIMM); EliteDesk 70X G1 (DIMM), 800 G1 (DIMM); ProDesk 40X G1