I had the exact same problem. I was very dissapointed of Chrome, until I reformated my computer, when Chrome updated the bookmarks it became slow and buggier...

I had the exact same problem. I was very dissapointed of Chrome, until I reformated my computer, when Chrome updated the bookmarks it became slow and buggier... that's when I deleted all of the bookmarks of the Bookmarks Bar, and VOILA!, Chrome was reborn for me.