SanDisk Ultra Plus 256GB with Macbook pro with Nvida chipset LAGGY

[tapeworm]

I believe there is an issue when using these new SSD’s with older Macs.

http://forums.sandisk.com/t5/SanDisk-Extreme-SSD/Sandisk-SSD-Extreme-120GB-doesn-t-work-in-2006-Macbook/m-p/272981/highlight/true#M51