Why would arm and gpu memory not add up to 1024?

What is the meaning of the Revision shown in /proc/cpuinfo? For past models the final four hex digits were the revision number as indicated at http://elinux.org/RPi_HardwareHistory#B ... on_History but for the 2B it seems there is now more to it?

Is there now a gpu_mem_1024 config.txt setting? If so is the limit still 448 or can it go higher?

Hi Leopold, Sorry to say but your test has no meaning as you tested the card not in the pi, And the pi does not support the benefits of class 10- meaning it would work with the pi, but not give the results you jus got. True, the Pi can't take advantage of the sequential figures, but his 4K random r...

Just tested a new card and got some crazy good numbers... Samsung 16GB Class 10 Grade 1 48MB/s Micro SDHC Plus (MB-MPAGCAEU) http://www.amazon.co.uk/Samsung-Class-Memory-MicroSD-Adapter/dp/B00D6ENF7M £10.64 ----------------------------------------------------------------------- CrystalDiskMark 3.0.3...