For sale is a 4GB gigabyte DDR Registered ECC memory kit consisting of two (2) Infineon Qimonda 2GB PC2700 DDR 333 ECC Registered memory modules each having Qimonda P/N HYS72D256920HBR-6-C. Qimonda is a leading global memory supplier headquartered in Germany with a broad diversified DRAM product portfolio. Each module is an error correcting gold plated 184-pin DDR certified memory stick with a CAS Latency rating of 2.5 clock cycles designed for usage with high reliability servers at 333Mhz maximum memory bus clock speed. DDR memory is backward compatible so that 333 rated modules are usable in PC 2100 / DDR 266 specified systems. MFG Date on the Infineon silicon is 04/06. These kits were pulled from new servers during a memory upgrade. Each module has been tested and is guaranteed NON-DOA. Typical retail pricing on this item is $360. This kit has been tested compatible with HP DL360 G4 , IBM eServer 225, and other similarly rated Intel server motherboards. Please check compatability for use with your specific application. I accept Money Orders, PayPal, and good checks to clear in advance of shipment. Buyer pays $5.35 for the first item and $2.50 for each additional kit shipping cost to continental US destinations.