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OWC MaxRAM Memory Certification
Get up to double the amount of RAM than factory supports
Fully tested and Certified to work properly.
Why Buy OWC Brand Memory?
  • Meets or exceeds manufacturer specifications.
  • Rigorously in-house lab tested to ensure superior quality, compatibility and reliability.
  • Backed by industry leading lifetime advanced replacement. If you need your OWC memory replaced, we will ship to you same day.
OWC MAXRAM logoThe OWC 'MaxRAM' Certification Program determines the maximum amount of memory that can be installed in a Mac as validated by a series of comprehensive, in-house laboratory tests. While OWC 'MaxRAM' configurations exceed Apple's officially supported maximums, all OWC brand memory upgrades are assured to perform flawlessly and are covered by a Lifetime Advance Replacement Warranty and Money Back Guarantee.
Mac Pro Apple Mac Pro
  Factory Supported OWC Tested & Certified
Apple 16GB Actual 32GB
Apple 16GB Actual 32GB
Apple 16GB Actual 32GB
Apple 16GB Actual 32GB
Apple 32GB Actual 64GB
 
MacBook Pro MacBook Pro
  Factory Supported OWC Tested & Certified
Apple 4.0GB Actual 6.0GB
Apple 4.0GB Actual 6.0GB
Apple 4.0GB Actual 6.0GB
Apple 4.0GB Actual 6.0GB
Apple 4.0GB Actual 8.0GB
Apple 4.0GB Actual 6.0GB
 
MacBook MacBook
  Factory Supported OWC Tested & Certified
Apple 2.0GB Actual 3.0GB
Apple 2.0GB Actual 3.0GB
Apple 4.0GB Actual 6.0GB
Apple 4.0GB Actual 6.0GB
Apple 4.0GB Actual 6.0GB
Apple 4.0GB Actual 6.0GB
Apple 4.0GB Actual 6.0GB
Apple 4.0GB Actual 6.0GB
Apple 4.0GB Actual 8.0GB
 
iMac iMac
  Factory Supported OWC Tested & Certified
Apple 256MB Actual 512MB
Apple 512MB Actual 1.0GB
Apple 1.0GB Actual 2.0GB
Apple 1.0GB Actual 2.0GB
Apple 1.0GB Actual 2.0GB
Apple 1.0GB Actual 2.0GB
Apple 4.0GB Actual 6.0GB
Apple 4.0GB Actual 6.0GB
Mac mini Mac mini
  Factory Supported OWC Tested & Certified
Apple 2.0GB Actual 3.0GB
Apple 4.0GB Actual 8.0GB
Apple 4.0GB Actual 8.0GB
 
eMac eMac
  Factory Supported OWC Tested & Certified
Apple 1.0GB Actual 2.0GB
Apple 1.0GB Actual 2.0GB
 
iBook Mac mini
  Factory Supported OWC Tested & Certified
Apple 320MB Actual 544MB
Apple 320MB Actual 576MB
 
PowerBook G4 PowerBook G4
  Factory Supported OWC Tested & Certified
Apple 640MB Actual 1152MB
Apple 1.0GB Actual 2.0GB
 
PowerBook G3 PowerBook G3
  Factory Supported OWC Tested & Certified
Apple 192MB Actual 512MB
Apple 192MB Actual 512MB
Apple 384MB Actual 512MB
 
Power Mac G3 Power Mac G3
  Factory Supported OWC Tested & Certified
Apple 192MB Actual 768MB
Apple 384MB Actual 768MB
Apple 384MB Actual 768 MB
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