40Y7732: Lenovo ThinkPad - Mémoire - 256 Mo - SO DIMM 200 broches - DDR II - 667 MHz / PC2-5300 - CL5
40Y7733: Lenovo ThinkPad - Mémoire - 512 Mo - SO DIMM 200 broches - DDR II - 667 MHz / PC2-5300 - CL5 - NON ECC
40Y7734: Lenovo ThinkPad - Mémoire - 1 Go - SO DIMM 200 broches - DDR II - 667 MHz / PC2-5300 - CL5