https://www.ebay.com/sch/i.html?_nkw=Addon+Lenovo+4X70J67435+Compatible+8Gb+Ddr4+2133Mhz+Unbuffered+Dual+Rank+X8+1+2V&_sacat=0&_dmd=2

Addon Lenovo 4X70J67435 Compatible 8Gb Ddr4-2133Mhz Unbuffered Dual Rank X8 1.2V

$268.00
$186.00

ADDON LENOVO 4X70J67435 COMPATIBLE 8GB DDR4-2133MHZ UNBUFFERED DUAL RANK X8 1.2V