Lexmark - DDR3 - 2 GB - SO-DIMM 204-pin - unbuffered - non-ECC - for Lexmark C9235, CS727, CS728, CS921, CS923, CX727, CX921, CX922, CX923, CX924, XC9235 Product Type: RAM Module Device Supported: Printer Product Type: RAM Module Compatibility: Lexmark Printers: CX725de CX725dhe CS725de CS720de Device Supported: Printer Manufacturer Part Number: 57X9020 Manufacturer: Lexmark International, Inc Product Name: 2GB x32 DDR3 RAM Memory Size: 2 GB Brand Name: Lexmark Memory Size: 2 GB Brand Name: Lexmark Memory Technology: DDR3 SDRAM Memory Technology: DDR3 SDRAM