Is radeontop saying you only have 256MB RAM or are you only going by the lspci output?
As for the Event Engine issue, that would probably be better if reported directly to radeontop dev(s): https://github.com/clbr/radeontop -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1330331 Title: Video memory Fully not detectable Status in “linux” package in Ubuntu: Incomplete Bug description: when i checked my video memory on my computer it says that it has 256 MB memory which dont has 2x then that. (512MB) I've tested this with FGLRX (ATI/AMD Card accelerator ) and seems to read it but with out it it will only read half of it Graphics Card (Built in) info terminal Output: *-display description: VGA compatible controller product: Wrestler [Radeon HD 6310] vendor: Advanced Micro Devices, Inc. [AMD/ATI] physical id: 1 bus info: pci@0000:00:01.0 version: 00 width: 32 bits clock: 33MHz capabilities: pm pciexpress msi vga_controller bus_master cap_list rom configuration: driver=radeon latency=0 resources: irq:41 memory:b0000000-bfffffff ioport:f000(size=256) memory:feb00000-feb3ffff --- ApportVersion: 2.14.1-0ubuntu3.2 Architecture: amd64 CurrentDesktop: Unity DistroRelease: Ubuntu 14.04 InstallationDate: Installed on 2014-04-29 (47 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417) Package: linux (not installed) Tags: trusty Uname: Linux 3.15.0-031500-generic x86_64 UnreportableReason: The running kernel is not an Ubuntu kernel UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip libvirtd lpadmin plugdev sambashare sudo _MarkForUpload: True To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1330331/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp