41Y2771 . Is a DDR2 Module. DDR2 Modules run from 533 to 800 MT/s (million transfers per second) This is a 2GB module. Has a Memory Bus Type of PC-5300. Registered ECC help prevent data corruption and maintain data integrity, usually used in servers. Has a data transfer rate of 667 Mhz.
41Y2768 . Is a DDR2 Module. DDR2 Modules run from 533 to 800 MT/s (million transfers per second) This module has a total capacity of 4GB. The Bus Type is PC-5300. Its ECC (Error Correction Code) features prevent data corruption and system failure which is typically ideal for server machines. You can expect the data to transfer at a rate of 667 Mhz.
41Y2765 . Is a DDR2 Module. DDR2 Modules run from 533 to 800 MT/s (million transfers per second). This module has a total capacity of 2GB. Contains a PC-5300 Memory Bus Type. Registered ECC help prevent data corruption and maintain data integrity, usually used in servers. Has a data transfer rate of 667 Mhz.
39M5812 . Is a DDR2 Module. DDR2 Modules run from 533 to 800 MT/s (million transfers per second) This is a 2GB module. PC3200 memory has a chip type of DDR4100, designed of use in systems with 200MHz. its bus speed is 8 bytes and transfer rate is 3,200MBps. It has a dual-channel transfer rate of 6,400MBps. Uses ECC (Error Correcting Code), ideal when system failure must be avoided at all costs. Is also registered which makes it stable enough for server conditions. Has a data transfer rate of 400 Mhz.
39M5815 . Is a DDR2 Module. DDR2 Modules run from 533 to 800 MT/s (million transfers per second) This module has a total capacity of 2GB. Contains a PC-3200 Memory Bus Type. Its ECC (Error Correction Code) features prevent data corruption and system failure which is typically ideal for server machines. Has a data transfer rate of 400 Mhz.