Hp 2gb (2 x 1024 mb) 400mhz ddr pc3200 registered ecc sdram dimms this 2 gb (2 x 1 gb module) ddr ram memory module is manufactured by hewlett packard. clock speed is 400 mhz. hewlett-packard offers the highest quality memory available. this ensures uninterrupted high-speed performance for the lifetime of the memory. thats why every hp memory upgrade is guaranteed with the compatibility reliability proven performance innovation and service. quantity 2 x 512 mbyte organized as 64 m x 64 bit total 1gbyte double data rate sdram components speed grade ddr400 cl3 on component level provides up to 3200 mbyte per second on module level 184-pin dual inline memory module (dimm) with gold contacts also available pc3200 184 pin)512mb 1gb ram please email for details and prices. cheaper than any shops