IBM/Lenovo 19K4654 256MB 1X256MB SDRAM SODIMM 144-pin LP 133MHz PC133 3.3V 3-3-3-6
Mushkin 256MB PC133. Internal memory: 256 MB, Internal memory type: SDR SDRAM, Memory clock speed: 133 MHz. Memory voltage: 3.3 V. Compatibility: IBM-Lenovo ThinkPad ThinkPad A G Series ThinkPad A30 Pentium III-M 2652, 2654-xxx