Juniper SRX5800 delivers two terabits per second of throughput:
On Apr 15, 2015, Juniper Announced: Industry’s Fastest Firewall – SRX5800 delivers two terabits per second of throughput
The first of its kind, the SRX data center firewall delivers the highest known performance on a single chassis with as low as 7 microseconds latency and 2 Tbps* performance — perfect for environments where security must operate at the speed of the network.
SRX5800 2 Tbps Test by Ixia – live demo:
Reference: http://www.juniper.net/us/en/dm/bettersecurity/