💻 Software
How much memory can a 64bit machine address at a time?
Fresh5 days ago
Mar 15, 2026143617 viewsConfidence Score0%
0%
Problem
If the memory is byte addressable, shouldn't it be ? A general Google search says 8GB or 16GB max. How is that true? Also, how does it depend on the Operating System?
Error Output
2^64 / (2^10 * 2^10 * 2^10) = 2^34 GB
Unverified for your environment
Select your OS to check compatibility.
1 Fix
Canonical Fix
Unverified Fix
New Fix – Awaiting Verification
Fix for: How much memory can a 64bit machine address at a time?
Low Risk
There are multiple interleaving factors. First of all, you are currently unable to assemble a system that has 264 bytes (16 exibytes) of physical RAM. Second, just because an architecture uses 64-bit pointers, doesn't mean that all the bits of those…
Awaiting Verification
Be the first to verify this fix
Sign in to verify this fix