This Sun Microsystems memory kit is perfect for upgrading your X2250 server's RAM capacity. With a total of 8GB, this kit includes two 4GB DIMM modules, each with 240 pins and a bus speed of PC2-6400 (DDR2-800). The DDR2 SDRAM type ensures high-speed data transfer rates and reliable performance. This kit is specifically designed for the X5110A model and is a great fit for enterprise networking and server components. With the brand name Sun Microsystems, you can trust the quality and durability of this product. Upgrade your server's performance today with this top-of-the-line memory kit.