Orders placed after 4PM on weekdays will not ship until the next business day. Orders placed after 11AM Fridays will not ship until the following Monday.
Faster shipping methods may be available; just upgrade during checkout.
*Some exclusions apply.
Enter new zip code to refresh estimated delivery time.
The OWC / Other World Computing 4GB DDR3 1333 MHz SO-DIMM Memory Module provides 4GB of memory for your Mac or Windows systems such as notebooks and ultra-compact desktops. This addition or upgrade of memory enables your system to run more applications at the same time and render large-sized images. For performance, this DDR3 memory module features a speed of PC3-10600 (1333 MHz) and a timing of 9-9-9-24. Additionally, OWC has designed this dual-ranked module with a 204-pin SO-DIMM form factor and to run on 1.5V.
Low Noise 8-Layer PCB
Meets and/or Exceeds Apple/Intel Specifications
Fully Compliant with JEDEC specifications
In the Box
OWC / Other World Computing 4GB DDR3 1333 MHz SO-DIMM Memory Module