512MB, 400MHz, CL=3.0, PC3200 non-ECC DDR-SDRAM DIMM memory
HP 335699-001, 0.5 GB, DDR, 400 MHz, 184-pin DIMM
HP 335699-001. Component for: PC/Server, Internal memory: 0.5 GB, Internal memory type: DDR, Memory clock speed: 400 MHz, Memory form factor: 184-pin DIMM, CAS latency: 3