The Hynix HYMP512U64BP8-Y5 is available from Calhoun Technologies. Calhoun Technologies can help your company save up to 80% on IT Hardware. Manufacturer: Hynix Part Number: HYMP512U64BP8-Y5 Details: Hynix HYMP512U64BP8-Y5 1Gb Ddr2 Pc2-5300 667Mhz Non-Ecc Unbuffered Cl5 1.8V Dual Rank Desktop Memory