This 3.46 lb (1.57 kg) model is housed in an extra lean aluminum case, featuring a 2x1600 13' 'retina' high-res LED widescreen display. To install it, follow the battery replacement guide.The model MacBook Pro 'Core i5' 2.6 13' Early 2014 (Retina Display) is powered by a 22 nm Haswell 2.6GHz Intel 'Core i5' processor (4278M) uses a dual core processor along with a 3MB level 3 cache, 8GB of (non-upgradable) onboard DDR3-1600 (PC3-12800) SDRAM, 256GB Solid State 'SSD' drive, a (shared memory) Intel Iris 5100 graphics processor. A Battery replacement is available for this system.The Transcend Jetdrive Lite series of add-in cards provide a quick way to add up to 256GB of additional storage in your mac without having to take the machine apart.You can keep your old factory SSD in the enclosure that comes with the Transcend SSD kits for external storage, or use the OWC Envoy Pro enclosure (see the Accessories section of this page on the left).Otherwise, you can use Time Machine to backup your old SSD to external storage, then restore after installing the new SSD. You can enter recovery mode - (reboot then hold down 'Command key + R') and use disk utility to 'restore' from your old SSD to the new one, or use the Super Duper app to perform the clone, then switch the drives.If you are running a version of MacOS before High Sierra (10.12.6 or earlier), and don't plan to upgrade, then stick with the Jetdrive 820 and 825 products. *Note, the Transcend Jetdrive 850 and 855 products are NVMe based, therefore require MacOS High Sierra or above to be running before you attempt to install the SSD.The Transcend Jetdrive 825/855 SSD upgrade kits allow you to clone your existing OS/app setup by first installing the new SSD in an external enclosure and attach to your system via the USB port.Follow this guide to clone your old SSD and install the new one. To replace the existing SSD with a larger capacity version, see the product options from Transcend and OWC on the left. By default, this model is configured with a custom PCIe 256GB 'blade' SSD connected via a PCIe port.For better performance, consider upgrading the onboard SSD. Sadly, it's not possible to upgrade the RAM in this model after it has been purchased.

Mid 2014 macbook pro 13 inch 2.6ghz i5