How much RAM does the Apple TV have?

ATV4

The fourth generation Apple TV has significant hardware upgrades compared to its predecessor. The new Apple TV 4G will feature tvOS, which includes support for third-party apps and games.

The Apple TV ships with 2 GB of RAM on board. Other specifications include:

64-bit A8 processor
Bluetooth 4.0
32 GB or 64 GB of flash storage
10/100Mbps Ethernet port
Wi-Fi 802.11a/b/g/n/ac
HDMI 1.4 output with 1080p resolution