The IBM 305957-041 256Mb Ddr Pc2700 Cl2.5 Sdram is in in stock at Calhoun Technologies. For over 10 years Calhoun Technologies has been saving companies likes your up to 80% off list price on hard to find computer hardware. Manufacturer: IBM Part Number: 305957-041 Details: IBM 305957-041 256Mb Ddr Pc2700 Cl2.5 Sdram