The Kingston Hyper-X KHX4000K2/1G DDR Memory Kit contains of two 512MB DDR500 CL3 SDRAM memory modules, for a total combined kit capacity of 1GB. Each module consists of sixteen 32M x 8-bit (8M x 8-bit x 4 Bank) Hynix DDR500 SDRAM IC's. I was unable to attain the exact Hynix IC model number. The Kingston Hyper-X KHX4000K2/1G DDR modules are designed for an operating frequency of PC 4000 or DDR 500 (250MHz) at 2.6V+ with conservative timings of 3-4-4-8-1.



Link: MTB