Radeon RX480 (8GB) brands and models help

Please miners i need your help. I want to start my rig and i'm confused about various model and brands of RADEON RX480 (8GB). I have already everything but one week i'm searching for the best graphic cards. I want to start with two and soon when i learm how the system work i'll buy other 4.
To start... Which brand is better? Xfx or shapphire or asus or msi or gigabyte?
And every brand have 3-4 different models (that i can find in Greece).
XFX have 4 models that are: RX-480P8LFB6 - RX-480M8BFA6 - RX-480P8DBA6 - RX-480P8DFA6
Sapphire: 11260-20-20G - 11260-10-20G - 11260-01-20G - 11260-07
Msi: RX 480 ARMOR 8G OC - RX 480 GAMING X 8G
Asus: 90YV09I2-M0NA00 - 90YV09K1-M0NA00 - 90YV09K0-M0NA00
Gigabyte: GV- RX480G1 GAMING-8GD - GV-RX480WF2-8GD

The prices are from 226 euros to 306 euros.

Please help me. I want to start soon because i belive that i'm in love with Ethereum!!!