10 Gigabit Ethernet
Physical layer modules
To implement different 10GbE physical layer standards, many interfaces consist of a standard socket into which different PHY modules may be plugged.

10 Gigabit Ethernet

Section Title: Physical layer modules
Table Section Text: To implement different 10GbE physical layer standards, many interfaces consist of a standard socket into which different PHY modules may be plugged.

Name	Standard	Status	Media	OFC or RFC	Transceiver Module	Reach in km	# Media	Lanes (⇅)	Notes

10 Gigabit Ethernet (10 GbE) - (Data rate: 10 Gbit/s - Line code: 64b/66b × NRZ - Line rate: 10.3125 GBd - Full-Duplex)

10GBASE CX4	802.3ak-2004 (CL48/54)	legacy	twinaxial balanced	CX4 (SFF-8470) (IEC 61076-3-113) (IB)	XENPAK X2 XFP	0.015	4	4	Data centres; Line code: 8b/10b × NRZ Line rate: 4x 3.125 GBd = 12.5 GBd

10GBASE KX4	802.3ap-2007 (CL48/71)	legacy	Cu-Backplane	N/A	N/A	0.001	4	4	PCBs; Line code: 8b/10b × NRZ Line rate: 4x 3.125 GBd = 12.5 GBd

10GBASE LX4	802.3ae-2002 (CL48/53)	legacy	Fibre 1269.0 – 1282.4 nm 1293.5 – 1306.9 nm 1318.0 – 1331.4 nm 1342.5 – 1355.9 nm	SC	XENPAK X2	OM2: 0.3	1	4	WDM; Line code: 8b/10b × NRZ Line rate: 4x 3.125 GBd = 12.5 GBd Modal bandwidth: 500 MHz·km

OS2: 10

10GBASE SW	802.3ae-2002 (CL50/52)	current	Fibre 850 nm	SC LC	SFP+ XPAK	OM1: 0.033	2	1	WAN; WAN-PHY; Line rate: 9.5846 GBd direct mapping as OC-192 / STM-64 SONET/SDH streams. ZW: -EW with higher performance optics

OM2: 0.082

OM3: 0.3

OM4: 0.4

10GBASE LW	802.3ae-2002 (CL50/52)	current	Fibre 1310 nm	SC LC	SFP+ XENPAK XPAK	OS2: 10	2	1

10GBASE EW	802.3ae-2002 (CL50/52)	current	Fibre 1550 nm	SC LC	SFP+	OS2: 40	2	1

10GBASE ZW	proprietary (non IEEE)	current	OS2: 80

10GBASE CR Direct Attach	SFF-8431 (2006)	current	twinaxial balanced	SFP+ (SFF-8431)	SFP+	0.007 0.015 0.1	1	1	Data centres; Cable types: passive twinaxial (7 m), active (15 m), active optical (AOC): (100 m)

10GBASE KR	802.3ap-2007 (CL49/72)	current	Cu-Backplane	N/A	N/A	0.001	1	1	PCBs

10GBASE SR	802.3ae-2002 (CL49/52)	current	Fibre 850 nm	SC LC	SFP+ XENPAK X2 XPAK XFP	OM1: 0.033	2	1	Modal bandwidth (reach): 160 MHz·km (26 m), 200 MHz·km (33 m), 400 MHz·km (66 m), 500 MHz·km (82 m), 2000 MHz·km (300 m), 4700 MHz·km (400 m)

OM2: 0.082

OM3: 0.3

OM4: 0.4

10GBASE SRL	proprietary (non IEEE)	current	Fibre 850 nm	SC LC	SFP+ XENPAK X2 XFP	OM1: 0.1 (?)	2	1

OM2: 0.1 (?)

OM3: 0.1 (?)

OM4: 0.1 (?)

10GBASE LR	802.3ae-2002 (CL49/52)	current	Fibre 1310 nm	SC LC	SFP+ XENPAK X2 XPAK XFP	OS2: 10	2	1

10GBASE LRM	802.3aq-2006 (CL49/68)	current	Fibre 1300 nm	SC LC	SFP+ XENPAK X2	OM2: 0.22	2	1	Modal bandwidth: 500 MHz·km

OM3: 0.22

10GBASE ER	802.3ae-2002 (CL49/52)	current	Fibre 1550 nm	SC LC	SFP+ XENPAK X2 XFP	OS2: 40	2	1

10GBASE ZR	proprietary (non IEEE)	current	OS2: 80	ER with higher performance optics

10GBASE PR	802.3av-2009(75)	current	Fibre TX: 1270 nm RX: 1577 nm	SC	SFP+ XFP	OS2: 20	1	1	10G EPON

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