Official modem list for TWC.
DOCSIS 2.0 = 15 mbps though might work for classic turbo.
DOCSIS 3.0 (4x4) = 50 Mbps (Any tier up to MAXX Standard and Existing 50x5 Ultimate tier)
DOCSIS 3.0 (8x4) = 100 Mbps aka Turbo 100 (Ultimate 50x5 and MAXX turbo 100x10)
DOCSIS 3.0 (16x4) = 200-300...
Looks like Charter will merge with TWC and acquire Brighthouse as well. It is kind of funny that they are acquiring Brighthouse as Brighthouse has a complicated relationship with TWC. Charter is reported...