Flow Scalability per Broadcom Chipset

The number of OpenFlow Flows is often a critical piece of any SDN solution. This is a summary of Openflow Flow scalability per family of Chipset.

Chipset	TCAM Size	FIB Size	All tuples in TCAM	IPv4 in TCAM	IPv6 in TCAM	MAC in TCAM	ARP in TCAM	IPv4 in FIB	IPv6 in FIB
Helix4	108kB	96k(UFT)	2048	4096	1024	4096	2048	12000	6000
Apollo2	108kB	176k(UFT)	2048	4096	1024	4096	2048	12000	6000
Firebolt3	108kB	32K	2048	4096	1024	4096	2048	12000	6000
Triumph2	216kB	32K	4096	8192	2048	8192	4096	12000	8000
Trident+	54kB	128K	1024	2048	512	2048	1024	12000	8000
Trident2	108kB	Common FIB and L2 Memory	2048	4096	1024	4096	2048	115200	6000(will improve later)
Trident2+		Common FIB and L2 Memory	8192	16384	4096	16384	8192	115200	6000(will improve later)
Tomahawk	162kB	Common FIB and L2 Memory	1024	Not Support	Not Support	Not Support	Not Support	115200	57600