YOU ARE looking ON :1 X512MB PC2700 333MHZ ECC DDR SDRAM MODULE (64 Meg x 72)MANUFACTURED BY MICRON. Click the "Buy It Now" button now topay securely with any major credit card through PayPal now!Same day dispatch! Fast shipping World Wide!Please note: These are ECC-REGISTERED Ram modules and may not becompatiblewith motherboards thatdo not support ECC-REGISTERED data transfers. Datasheet is included below,please read it and ensure 100% compatibility with your motherboard. If unsure, please have your motherboard model ready and contact us to ask before placing the order.Each module is checked before shipment.Sales are final and wedo notaccept refunds or exchange.Primary InformationData Integrity CheckECC Registered(Please ensure that your motherboard support this feature)RAM / Memory Speed333MHzRAM / Storage Capacity512MBRAM TechnologyDDR SDRAM PC2700ManufacturerMicronModel numberMT18VDDF6472G-335C3TypeCL2.5DatasheetClick here to download full DatasheetPlease Check outour other items! Be sure to addus to your favourites list!