Broadcom BCM5722 - Feature Comparison; Table 2: Family Features

BCM5722 Programmer’s Guide
10/15/07
Broadcom Corporation
Page 6 Feature Comparison Document 5722-PG101-R
FEATURE COMPARISON
The following table shows the feature matrix of BCM5722 Ethernet controllers covered in this document.
Table 2: Family Features
Feature BCM5722 BCM5754 BCM5755 BCM5755M BCM5756M BCM5757 BCM5786 BCM5787 BCM5787M BCM5754M BCM5906 BCM5906M
Data Management
VLAN tag support (IEEE 802.1Q) Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
Layer 2 priority encoding (IEEE 802.1p) Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
Link aggregation (IEEE 802.3ad) Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
Full-duplex flow control (IEEE 802.3x) Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
Programmable rules checker for advanced packet filtering
and classification
Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No No
Frame/packet buffer memory 48 KB Rx
8 KB Tx
48 KB Rx
8 KB Tx
48 KB Rx
8 KB Tx
48 KB Rx
8 KB Tx
48 KB Rx
8 KB Tx
56 KB Rx
10 KB Tx
48 KB Rx
8 KB Tx
48 KB Rx
8 KB Tx
48 KB Rx
8 KB Tx
48 KB Rx
8 KB Tx
4 KB Rx
4 KB Tx
4 KB Rx
4 KB Tx
Jumbo frame support No No No No No No No No No No No No
TCP checksum offload on Tx & Rx for TCP over IPv4 Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
UDP checksum offload on Tx & Rx for UDP over IPv4 Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
IPv4 checksum offloading on Tx and Rx Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
TCP checksum offload on Tx for TCP over IPv6 Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No No
UDP checksum offload on Tx for UDP over IPv6 Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No No
TCP checksum offload on Rx for TCP over IPv6 Yes No Yes Yes Yes Yes No No No No No No
UDP checksum offload on Rx for UDP over IPv6 Yes No Yes Yes Yes Yes No No No No No No
Hardware TCP segmentation for TCP over IPv4 Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
Hardware TCP segmentation for TCP over IPv6 Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No No
Receive-side scaling (RSS) Yes No Yes Yes Yes Yes No No No No No No
Multiple receive descriptor queues Yes No Yes Yes Yes Yes No No No No No No
Scatter/gather bus mastering architecture Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
Statistics for SNMP MIB II, Ethernet like MIB, and Ethernet
MIB (IEEE 802.3z, Clause 30)
Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
ASF v2.0 support Yes Yes Yes Yes Yes Yes No Yes Yes Yes No No