Does the mid-2012 13 MacBook Pro have an M.2 slot that I can use for an Intel Optane memory upgrade? - Quora
Best Buy: Apple MacBook Pro 13.3-inch 500GB Intel Core i5 Dual-Core Laptop (MD101LL/A) Mid-2012 Pre-Owned Silver A1278
Fitting an M.2 SSD to the MacBook Air (2012) - YouTube
661-7288 Apple 512GB SSD (Solid State Drive) Memory for MacBook Pro 13" Unibody Late 2012 and Early 2013
Apple Mac Macbook Air 13 " A1466 Mid 2012 I5 4GB 128GB SSD PC Computer Notebook | eBay
Amazon.com: GODSHARK 7+17 pin mSATA to A1398 A1425 (2012 & Early 2013) Adapter for MacBook Pro Retina SSD Replacement, Mini PCIe SATA SSD Converter Card : Electronics
Apple MacBook Air 13-inch (Mid 2012) - Review 2012 - PCMag UK
2012 Apple MacBook Pro Core i7 2.5GHz i5 MD101LL/A
Amazon.com: MCE Technologies 2TB Internal SSD Flash Upgrade for 13" and 15" MacBook Pro Retina (Mid 2012 - Early 2013) - Includes Installation Kit! : Electronics