![M391B5273DH0-YKO - Samsung 4GB DDR3-1600MHz PC3-12800 ECC Unbuffered CL11 240-Pin DIMM 1.35V Low Voltage Dual Rank Memory Module M391B5273DH0-YKO - Samsung 4GB DDR3-1600MHz PC3-12800 ECC Unbuffered CL11 240-Pin DIMM 1.35V Low Voltage Dual Rank Memory Module](https://harddiskdirect.com/media/catalog/product/cache/8b3df2345e86c5269ef614787fcda95d/m/3/m391b5273dh0-yko.jpg)
M391B5273DH0-YKO - Samsung 4GB DDR3-1600MHz PC3-12800 ECC Unbuffered CL11 240-Pin DIMM 1.35V Low Voltage Dual Rank Memory Module
![Servers - ECC Memory: Samsung M391B5273DH0-CK0 - 4GB PC3-12800E 16000Mhz 1.5V Unbuffered ECC Memory Ram for Servers - CPU Medics Servers - ECC Memory: Samsung M391B5273DH0-CK0 - 4GB PC3-12800E 16000Mhz 1.5V Unbuffered ECC Memory Ram for Servers - CPU Medics](https://cdn11.bigcommerce.com/s-qfzamxn9kz/images/stencil/original/products/161164/175934/samsung-m391b5273dh0-ck0-4gb-pc3-12800e-16000mhz-1-5v-unbuffered-ecc-memory-ram-for-servers-2__05035.1534978563.jpg?c=2)
Servers - ECC Memory: Samsung M391B5273DH0-CK0 - 4GB PC3-12800E 16000Mhz 1.5V Unbuffered ECC Memory Ram for Servers - CPU Medics
![Servers - ECC Registered: Samsung M391B5273DH0-CH9 - 4GB 1333Mhz PC3-10600E DDR3-1333 ECC 240-Pin Memory Ram for Servers - CPU Medics Servers - ECC Registered: Samsung M391B5273DH0-CH9 - 4GB 1333Mhz PC3-10600E DDR3-1333 ECC 240-Pin Memory Ram for Servers - CPU Medics](https://cdn11.bigcommerce.com/s-qfzamxn9kz/images/stencil/original/products/173250/262276/samsung-m391b5273dh0-ch9-4gb-1333mhz-pc3-10600e-ddr3-1333-ecc-240-pin-memory-ram-for-servers-3__25735.1534980355.jpg?c=2)
Servers - ECC Registered: Samsung M391B5273DH0-CH9 - 4GB 1333Mhz PC3-10600E DDR3-1333 ECC 240-Pin Memory Ram for Servers - CPU Medics
![SAMSUNG M391B5273DH0-YK0 4GB SERVER DIMM DDR3 PC12800(1600) UNBUF ECC 1.35v 2RX8 240P 512MX72 256mX8 at Amazon.com SAMSUNG M391B5273DH0-YK0 4GB SERVER DIMM DDR3 PC12800(1600) UNBUF ECC 1.35v 2RX8 240P 512MX72 256mX8 at Amazon.com](https://m.media-amazon.com/images/I/614y6FroB-L.jpg)
SAMSUNG M391B5273DH0-YK0 4GB SERVER DIMM DDR3 PC12800(1600) UNBUF ECC 1.35v 2RX8 240P 512MX72 256mX8 at Amazon.com
![SAMSUNG 4GB 240-Pin DDR3 SDRAM ECC Unbuffered DDR3 1333 Server Memory Model M391B5273DH0-CH9 System Specific Memory - Newegg.com SAMSUNG 4GB 240-Pin DDR3 SDRAM ECC Unbuffered DDR3 1333 Server Memory Model M391B5273DH0-CH9 System Specific Memory - Newegg.com](https://c1.neweggimages.com/ProductImage/AE9A_131608683782944450hLmKzeP414.jpg)
SAMSUNG 4GB 240-Pin DDR3 SDRAM ECC Unbuffered DDR3 1333 Server Memory Model M391B5273DH0-CH9 System Specific Memory - Newegg.com
![A-Tech 4GB Replacement for Samsung M391B5273DH0-CK0 - DDR3 1600MHz PC3-12800E ECC Unbuffered UDIMM 240-Pin 2Rx8 1.5V - Single Server Memory RAM Stick (M391B5273DH0-CK0-ATC) at Amazon.com A-Tech 4GB Replacement for Samsung M391B5273DH0-CK0 - DDR3 1600MHz PC3-12800E ECC Unbuffered UDIMM 240-Pin 2Rx8 1.5V - Single Server Memory RAM Stick (M391B5273DH0-CK0-ATC) at Amazon.com](https://m.media-amazon.com/images/I/71i4AZy0uLL.jpg)