Late 2015 iMac 5K: Rocking Fast Flash Drive / SSD
Get the new iMac 5K at B&H Photo and see the MPG computer gear wishlist.
Save money on 32GB or 64GB OWC memory (about $400 savings vs Apple!)
MPG recommends this iMac 5K: 27" Retina 5K Display, 4.0 GHz Intel Core i7 (Skylake), 1TB Flash, 8GB memory, AMD Radeon R9 M395X GPU (4GB GDDR5) + 32GB or 64GB OWC memory.
MPG just received on loan the high-end config of the late 2015 iMac 5K, courtesy of B&H Photo. Thanks for buying your Mac at B&H using the links on this site.
Amazing.
Lloyd says: to think that for most of my adult computing life I used turtle drives that ran at 1/10 to 1/50 this speed.
The 1TB flash drive in the late 2015 iMac 5K is worth every penny for its performance. Some real-world disk-intensive tasks are running to 2X to 3X as fast as on the 2013 Mac Pro (early 2014 build, 2015 builds might be faster).
Late 2015 iMac 5K Flash Drive (SSD) Performance
Speeds in Mib/sec (mebibyte/sec). MB/sec is about a 4% higher number.

Late 2015 iMac 5K 4.0 GHz Radeon M395X vs 2013 Mac Pro 3.3 GHz 8-core D700 and 2014 iMac 5K