@joel@gts.tumfatig.net yes. :) Friend of mine did some digging. Low power 10G SFP Broadcom BMC84891L - 1.88/1.92 Broadcom BCM84891 1.6-2.0 Realtek RTL8127 Marvell CUX3510 - 2.0-2.4 Marvell CUX3610 - 1.45-1.65 Marvell AQR113C - 2.0-2.5 Marvell 88X3310 - 2.3-3.5