If I donate I skip que?

[TylerHasNipples]

Is there a required amount I need to donate?

I'll be in que all day at this rate. Take my money.

[Sankyo]

Short answer: Yes, any amount, usually 10$, i've read there is a lower choice but for certain regions that allow it
Additional info:

Premium Membership

Donating helps maintain, improve and expand servers and services. One-time donation awards a permanent Premium Membership.
Donating $10.00 awards 10 Coins by default. Additional bonus coins depend on total amount previously donated, donation method and desired donation amount.

The "Coin" is the official name of the website currency which can only be obtained through donating or marketplace trade.

Premium Features

Coins to spend on in-game items (Not on Lordaeron), instant max-level (Not on Lordaeron), faction change, and other features through the website
No waiting in the log-in queue on all realms (does not apply to battlegrounds or dungeon finder)* (Restricted for Lordaeron. See below.)
Access to a Premium Member-only forum section
Support Ticket system in account panel**
Ability to create one or more Death Knights without level 55 prerequisite** (Not on Lordaeron)
Exclusion from database cleanups of inactive accounts
The ability to gift friends with coins**
Access to a website-based marketplace where you may sell in-game materials and currency for coins** (Not on Lordaeron).