Memory-related FAQs

Physical Memory Limits: Windows 10

VersionLimit on X86Limit on X64
Windows 10 Enterprise4 GB2 TB
Windows 10 Education
Windows 10 Pro
Windows 10 Home128 GB

Physical Memory Limits: Windows 8

VersionLimit on X86Limit on X64
Windows 8 Enterprise4 GB512 GB
Windows 8 Professional
Windows 8128 GB

Physical Memory Limits: Windows 7

VersionLimit on X86Limit on X64
Windows 7 Ultimate4 GB192 GB
Windows 7 Enterprise
Windows 7 Professional
Windows 7 Home Premium16 GB
Windows 7 Home Basic8 GB
Windows 7 Starter2 GB

Source

There are four product series. The max. dimensions of memory modules for each series is:

  • G Series: (For all DDR2 or DDR3 G chassis models)
  • H Series: (For all DDR2 or DDR3 H chassis models)
  • P2 Series: (For SP35P2, SP35P2 Pro, SX38P2 Pro, SX48P2E, SX48P2 Deluxe)
  • KPC Series: (For K45 and K48)