Product Details Module Name: PC3-14900R Type: Registered Speed: 1866MHz Data Integrity Check: ECC Kit Storage Capacity: 768GB (48 x 16GB) Condition: Fully Tested, Refurbished Warranty:1 Year Warranty Each 16GB DDR3-1866 MHz PC3-14900R ECC Registered Server Memory Kit has been tested to ensure the best quality for all customers. To boost your server's performance buy your Cisco 768GB (48 x 16GB) PC3-14900R upgrade today!