Windows 10 64bit, Geforce GTX970 (driver 373.06)
Short description of error
As the title says. 2k image textures (rgb and single channel version) are provided and packed in the blend file.
Cycles should display less memory usage according to rB3c85e1ca1a91 when using the grayscale version
Exact steps for others to reproduce the error
Rendering scene with rgb texture:
Taking same amount of memory when rendering with grayscale texture:
Note: Maybe packing the texture files into the blend changed its' internal format to RGB, however the problem still is there with the original external files:
Thanks in advance!