Still works fine with the I218_LM3 in my Broadwell i5-5300U: em0: <Intel(R) PRO/1000 Network Connection PCH_I218_LM3 7.4.2> port 0xf080-0xf09f mem 0xf7243000-0xf7243fff,0xf7200000-0xf721ffff irq 20 at device 25.0 on pci0