0
votes
2answers
105 views

Can I install 64 bit software on a 32 bit macbook pro

I have mac book pro, Processor: 2.16 Ghz intel Core Duo, Memory: 1 GB 667 Mhz DDR2 SDRAM, Model Identifier: MacBookPro1,2, Total Number Of Cores: 2, Boot ROM Version: MBP12.0061.B03. uname -a: Darwin ...
0
votes
2answers
241 views

iPhone 5s: benefits of 64 bit processors if no more than 4 GB of RAM?

My understanding is that the (main) reason of having a 64 bit processor, is to be able to use more than 4 GB of RAM. In PCs, it is now very common to have more than 4GB of ram, and to really be able ...
13
votes
2answers
8k views

Why do Apple's latest MacBook Pros cap the RAM limit at 8GB?

According to apple's latest documentation (at the time of writing), the cap on the newest MacBook Pros is 8GB RAM. The Mac Pros, however, can take up to 32GB RAM. So, why do the MacBooks have this ...
3
votes
2answers
739 views

If I install more RAM should I boot into 64bit Kernel? Does it matter?

I've got an Early-2009 Unibody Mac Book Pro 17". It came with 4 GB RAM and by default it boots into 32-bit Kernel. I've just upgraded to 8 GB RAM and my main concern is getting maximum performance ...