These parts are FACTORY ORIGINAL Tier 1 modules (from either Samsung, Micron, Hynix, Infineon, etc.). You cannot buy a better module, and there is a good chance that it is an identical module you may get directly from the OEM. All ACP modules are built to meet or exceed OEM specifications, and JEDEC standards. All memory modules come with a Lifetime warranty and are 100% guaranteed compatible for the appropriate systems it is intended for. (Actual part shipped: AM1333D3DRLPR/8G)

• 8 GB of memory makes a perfect symmetry with your latest model processor and boosts up your computer's performance
• 240-pin-pin DDR3-1333/PC3-10600 interface synchronizes electrical and clock signals for an efficient data transfer rate
• Up to 1333 MHz speed for playing the latest games and using heavy software