Data Sheet

Ethernet Controller I210 —Introduction
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Table 1-3. Network Features
Feature I210 I211 I350 82574
Half duplex at 10/100 Mb/s operation and full duplex operation
at all supported speeds
YYYY
10/100/1000 copper PHY integrated on-chip 1 port 1 port 4 ports 1 port
Jumbo frames supported Y Y Y Y
Size of jumbo frames supported 9.5 KB 9.5 KB 9.5 KB 9018B
Flow control support: send/receive PAUSE frames and receive
FIFO thresholds
YYYY
Statistics for management and RMON Y Y Y Y
802.1q VLAN support Y Y Y Y
802.3az EEE support Y Y Y N
MDI flip NNYN
SerDes interface for external PHY connection or system
interconnect
YN4 portsN
1000BASE-KX interface for blade server backplane connections Y N Y N
802.3ap Backplane Auto-negotiation N N N N
SGMII interface for external 1000BASE-T PHY connection 1 port N 4 ports N
Fiber/copper auto-sense N N 4 ports N/A
SerDes support of non-auto-negotiation partner Y N Y N
SerDes signal detect Y N Y N
External PHY control I/F
MDC/MDIO 2-wire I/F
YN
Shared or
per function
N
Table 1-4. Host Interface Features
Feature I210 I211 I350 82574
PCIe revision 2.1 2.1
2.1 (5 Gb/s
or 2.5 Gb/s)
1.1
PCIe physical layer Gen 1 Gen 1 Gen 2 Gen 1
Bus width x1 x1 x1, x2, x4 x1
64-bit address support for systems using more than
4 GB of physical memory
YYYY
Outstanding requests for Tx buffers per port 6 6
24 per port
and for all
ports
4
Outstanding requests for Tx descriptors per port 1 1
4 per port
and for all
ports
2
Outstanding requests for Rx descriptors per port 1 1
4 per port
and for all
ports
2
Credits for posted writes 4 4 4 4
Max payload size supported 512 B 512 B 512 B 512 B
Max request size supported 2 KB 2 KB 2 KB 2 KB
Link layer retry buffer size 3.2 KB 3.2 KB 3.2 KB 2 KB
Vital Product Data (VPD) Y
1
NYY