Source : 21.05.13 - Almost 200 MHz BCLK with HaswellDuring the past week-end the guys from HKEPC showed some BCLK overclocking regarding Intels upcoming Haswell processors. The guys put a video on Facebook, showing on of their test systems and it was running at almost 200 MHz BCLK.
If this is true, then this is the most exciting thing about Haswell AFAIAC.