new file mode 100644
--- /dev/null
+++ b/testing/mozharness/configs/builds/releng_sub_linux_configs/64_artifact.py
@@ -0,0 +1,88 @@
+import os
+
+config = {
+    'default_actions': [
+        'clobber',
+        'clone-tools',
+        'checkout-sources',
+        'setup-mock',
+        'build',
+        # 'generate-build-stats',
+    ],
+    "buildbot_json_path": "buildprops.json",
+    'exes': {
+        "buildbot": "/tools/buildbot/bin/buildbot",
+    },
+    'app_ini_path': '%(obj_dir)s/dist/bin/application.ini',
+    # decides whether we want to use moz_sign_cmd in env
+    'enable_signing': False,
+    'enable_ccache': True,
+    'vcs_share_base': '/builds/hg-shared',
+    'objdir': 'obj-firefox',
+    'tooltool_script': ["/builds/tooltool.py"],
+    'tooltool_bootstrap': "setup.sh",
+    'enable_count_ctors': True,
+    'enable_talos_sendchange': False,
+    'enable_unittest_sendchange': False,
+    #########################################################################
+
+
+    #########################################################################
+    ###### 64 bit specific ######
+    'base_name': 'Linux_x86-64_%(branch)s_Artifact_build',
+    'platform': 'linux64',
+    'stage_platform': 'linux64',
+    'publish_nightly_en_US_routes': False,
+    'use_platform_in_symbols_extra_buildid': True,
+    'env': {
+        'MOZBUILD_STATE_PATH': os.path.join(os.getcwd(), '.mozbuild'),
+        'MOZ_AUTOMATION': '1',
+        'DISPLAY': ':2',
+        'HG_SHARE_BASE_DIR': '/builds/hg-shared',
+        'MOZ_OBJDIR': 'obj-firefox',
+        'TINDERBOX_OUTPUT': '1',
+        'TOOLTOOL_CACHE': '/builds/tooltool_cache',
+        'TOOLTOOL_HOME': '/builds',
+        'MOZ_CRASHREPORTER_NO_REPORT': '1',
+        'CCACHE_DIR': '/builds/ccache',
+        'CCACHE_COMPRESS': '1',
+        'CCACHE_UMASK': '002',
+        'LC_ALL': 'C',
+        ## 64 bit specific
+        'PATH': '/tools/buildbot/bin:/usr/local/bin:/usr/lib64/ccache:/bin:\
+/usr/bin:/usr/local/sbin:/usr/sbin:/sbin:/tools/git/bin:/tools/python27/bin:\
+/tools/python27-mercurial/bin:/home/cltbld/bin',
+        'LD_LIBRARY_PATH': "/tools/gcc-4.3.3/installed/lib64",
+        ##
+    },
+    'mock_packages': [
+        'autoconf213', 'python', 'mozilla-python27', 'zip', 'mozilla-python27-mercurial',
+        'git', 'ccache', 'perl-Test-Simple', 'perl-Config-General',
+        'yasm', 'wget',
+        'mpfr',  # required for system compiler
+        'xorg-x11-font*',  # fonts required for PGO
+        'imake',  # required for makedepend!?!
+        ### <-- from releng repo
+        'gcc45_0moz3', 'gcc454_0moz1', 'gcc472_0moz1', 'gcc473_0moz1',
+        'yasm', 'ccache',
+        ###
+        'valgrind', 'dbus-x11',
+        ######## 64 bit specific ###########
+        'glibc-static', 'libstdc++-static',
+        'gtk2-devel', 'libnotify-devel',
+        'alsa-lib-devel', 'libcurl-devel', 'wireless-tools-devel',
+        'libX11-devel', 'libXt-devel', 'mesa-libGL-devel', 'gnome-vfs2-devel',
+        'GConf2-devel',
+        ### from releng repo
+        'gcc45_0moz3', 'gcc454_0moz1', 'gcc472_0moz1', 'gcc473_0moz1',
+        'yasm', 'ccache',
+        ###
+        'pulseaudio-libs-devel', 'gstreamer-devel',
+        'gstreamer-plugins-base-devel', 'freetype-2.3.11-6.el6_1.8.x86_64',
+        'freetype-devel-2.3.11-6.el6_1.8.x86_64'
+    ],
+    'src_mozconfig': 'browser/config/mozconfigs/linux64/artifact',
+    'tooltool_manifest_src': "browser/config/tooltool-manifests/linux64/\
+releng.manifest",
+    #######################
+}