It results in a performance increase everywhere and is apparently "well worth it" when you compare an equivalent cost for upgrading a CPU, etc.
With that said, I'd check to see if your current read/write speeds are being tasked by the apps/workflow you use (use Activity Monitor or similar), if you're constantly maxing out then you'll really notice the upgrade, etc.
It results in a performance increase everywhere and is apparently "well worth it" when you compare an equivalent cost for upgrading a CPU, etc.
With that said, I'd check to see if your current read/write speeds are being tasked by the apps/workflow you use (use Activity Monitor or similar), if you're constantly maxing out then you'll really notice the upgrade, etc.