A Lenovo equivalent 8 GB Quad rank. registered ECC DDR3 SDRAM - DIMM 240-piN 1066 MHz ( PC3-8500 ) from Hypertec.
The Hypertec 46C7476-HY memory module is ideal for systems that require reliable, error-correcting performance with 8 GB of capacity.
Hypertec SNPHMNTGC/16G-HY memory module 16 GB DDR3 ECC
Hypertec HYMSO7304G-LV memory module 4 GB DDR3 1600 MHz
Hypertec 4X71B67860-HY memory module 16 GB 1 x 16 GB DDR4 ECC
Hypertec 00D7095-HY memory module 8 GB 1 x 8 GB DDR3 1600 MHz ECC
Hypertec 2GB DDR2-800 memory module 1 x 2 GB 800 MHz ECC
Hypertec DC388A-HY (Legacy) memory module 1 x 0.125 GB DDR 266 MHz