Предлагаю поделиться своими make.conf (или bashrc, если кто-то пользуется палудисом) и немного рассказать о железе.
Начну: thinkpad r500, процессор intel core2duo t6570, видео intel gma 4500HD.
CFLAGS="-O2 -pipe -march=core2 -mfpmath=sse,387 -msse -msse2 -msse3 -mssse3 -msse4.1 -mcx16 -msahf -s"
CXXFLAGS="${CFLAGS}"
CHOST="x86_64-pc-linux-gnu"
ACCEPT_KEYWORDS="~amd64"
MAKEOPTS="-j3"
LDFLAGS="-Wl,-O1 -Wl,--hash-style=gnu"
USE="mmx sse sse2 sse3 ssse3 acpi automount zsh-completion bzip2 fbcon fbcondecor flac gif \
-gnome -gpm -kde lame mp3 ffmpeg -networkmanager opengl png -qt3support -qt3 -qt4 spell sqlite \
truetype unicode usb vim-syntax vorbis xcb cyrillic optimization custom-cflags cpudetection \
-multilib -perl -hal pmu alsa -python jpeg latex pdf eselect nptl dri xcomposite -fortran \
-gstreamer xv -joystick -accessibility dbus bluetooth lcd faad faac"
INPUT_DEVICES="keyboard mouse synaptics"
VIDEO_CARDS="intel"
ALSA_CARDS="hda-intel"
TKABBER_PLUGINS="latex cyrillize attline unixkeys juick"
#GENTOO_MIRRORS="http://mirror.yandex.ru/gentoo-distfiles"
SYNC="rsync://rsync.europe.gentoo.org/gentoo-portage"
WANT_MP="true"
LINGUAS="ru en"
AUTOCLEAN="yes"
FEATURES="parallel-fetch sandbox userpriv usersandbox prelink"
PORTAGE_ELOG_CLASSES="warn error log"
COLLISION_IGNORE="/usr/share/icons/hicolor $COLLISION_IGNORE"
EMERGE_DEFAULT_OPTS="--verbose --keep-going --ask"
PORTAGE_REPO_DUPLICATE_WARN="0"
PORTDIR_OVERLAY="/usr/local/portage"
source /var/lib/layman/make.conf