diff --git a/make.conf.corka b/make.conf.corka
index 5a022d2..9cbbc05 100644
--- a/make.conf.corka
+++ b/make.conf.corka
@@ -15,14 +15,18 @@ PORTDIR=/var/portage/portage
 LOCALDIR="/var/portage/local"
 DISTDIR="/var/portage/distfiles"
 PKGDIR="/home/portage/.big/packages"
-PORTAGE_TMPDIR="/home/portage/.big/tmp"
 GENTOO_MIRRORS="http://mirror.yandex.ru/gentoo-distfiles/"
 SYNC="git://git.calculate.ru/calculate/portage.git"
+
 # cpu
-USE="${USE} -3dnow -3dnowext fpu mmx -mmxext smp \
-          sse sse2 sse3 ssse3 -sse4a sse4 sse41 sse4_1 sse42 sse4_2"
+CPU_FLAGS_X86="mmx mmxext popcnt sse sse2 sse3 sse4_1 sse4_2 ssse3"
+USE="${USE} ${CPU_FLAGS_X86}"
+
 # gpu
 USE="${USE} nvidia vdpau"
 
+# networking
+USE="${USE}"
+
 # other
 USE="${USE} cups"
diff --git a/make.conf.pobeda b/make.conf.pobeda
index b670850..13f3279 100644
--- a/make.conf.pobeda
+++ b/make.conf.pobeda
@@ -21,8 +21,9 @@ GRUB_PLATFORMS="efi-64 pc"
 DRACUT_MODULES="lvm mdraid multipath"
 
 # cpu
-USE="${USE} -3dnow -3dnowext -aes-ni -avx -avx256 fpu mmx -mmxext smp \
-            sse sse2 sse3 ssse3 -sse4a sse4 sse41 sse4_1 -sse42 -sse4_2"
+CPU_FLAGS_X86="mmx mmxext sse sse2 sse3 sse4_1 ssse3"
+USE="${USE} ${CPU_FLAGS_X86}"
+
 # gpu
 #USE="${USE} nvidia vdpau"
 
diff --git a/make.conf.xeon b/make.conf.xeon
index 05c3bfb..b7c17b4 100644
--- a/make.conf.xeon
+++ b/make.conf.xeon
@@ -4,7 +4,7 @@ MAKEOPTS="-j8"
 EMERGE_DEFAULT_OPTS="-j2"
 LINGUAS="ru"
 LANGUAGE="ru"
-CCACHE_SIZE="8G"
+CCACHE_SIZE="6G"
 VIDEO_CARDS=""
 FETCHCOMMAND="/usr/sbin/gentoo-fetchcommand.sh \"\${URI}\" -O \"\${DISTDIR}/\${FILE}\""
 PORTAGE_BZIP2_COMMAND="lbzip2"
@@ -15,13 +15,14 @@ LOCALDIR=/var/portage/local
 DISTDIR=/var/portage/distfiles
 PKGDIR=/var/portage/packages
 GENTOO_MIRRORS="http://mirror.yandex.ru/gentoo-distfiles/"
-SYNC="git://git.calculate.ru/calculate/portage.git"
 NGINX_MODULES_HTTP="proxy rewrite gzip"
 GRUB_PLATFORMS="efi-64"
 DRACUT_MODULES="lvm mdraid multipath"
+
 # cpu
-USE="${USE} -3dnow -3dnowext aes-ni avx avx256 fpu mmx -mmxext smp \
-            sse sse2 sse3 ssse3 -sse4a sse4 sse41 sse4_1 sse42 sse4_2"
+CPU_FLAGS_X86="aes avx mmx mmxext popcnt sse sse2 sse3 sse4_1 sse4_2 ssse3"
+USE="${USE} ${CPU_FLAGS_X86}"
+
 # gpu
 #USE="${USE} nvidia vdpau"