How RAM does Ubuntu accept in 32 and 64 bit?
10935
What are the differences between 32-bit and 64-bit, and which should I choose?
149671
Will Ubuntu use my full RAM in dual boot?
97031
How to determine what type of RAM I need?
61216
Overhead of a 64-bit OS on a 2GB system
125397
Determine whether or not I can install a 64-bit operating system (Linux) from the BIOS
93842
Is my processor 64 or 32 bit?
10045
How can I check if my CPU is AMD64 compatible?
145814
What are the Ubuntu 13.04 32-bit desktop system requirements?
59857
Can a 32 bit OS run in a 64 bit processor?
132803
How many memory addresses can we get with a 32-bit processor and 1gb ram?
106440
How to fully use the 4 GB of RAM in my Laptop under Ubuntu 9.10 - 32-bit
74009
How do I run 32-bit programs on a 64-bit Debian/Ubuntu?
155514
Is my system able to run 64-bit OS?
158641
How do I determine how much RAM I actually need?
96877
Swap 95%+ , but a lot of free ram memory
47835
My processor is 64-bit - does that mean I need the amd64 image?
34647
Ubuntu 14.04 and Nvidia GeForce (840M) compatability on 64-bit laptop