The Hynix HMT451S6AFR8A-PB is available from Calhoun Technologies. Calhoun Technologies can help your company save up to 80% on IT Hardware. Manufacturer: Hynix Part Number: HMT451S6AFR8A-PB Details: Hynix HMT451S6AFR8A-PB 4Gb 1600Mhz Pc3-12800 Cl11 Non-Ecc 1Rx8 Unbuffered Ddr3 Sdram 204-Pin Sodimm Hynix Memory Module