http://support.amd.com/en-us/kb-art...MD10_7870K.aspx
AMD Catalyst™ Driver for AMD A10-7870K APU with AMD Radeon™ R7 Graphics for Windows® and Linux
This release provides support for the new AMD A10-7870K APU with AMD Radeon™ R7 Graphics for the Windows® and Linux operating systems.
Package Contents
The AMD Catalyst™ Software Suite contains the following:
◾AMD Catalyst™ Display Driver version 14.502.1028-150420a.
Compatible Operating Systems
This driver is designed to support the following operating systems:
◾Windows 7 32 Bit & 64 Bit
◾Windows 8.1 64 Bit
◾Ubuntu 32 Bit & 64 Bit
◾Linux RHEL