There are three models of the Barracuda Load Balancer. The entry level model handles over 10 real servers and 100Mbit traffic throughput. The more advanced models offer support for over 50 real servers, 1 Gigabit traffic throughput, API access, and High Availability configurations. Barracuda Load Balancer Datasheet Model Comparison Model 240 Model 340 Model 440 Model 640 CAPACITY* Maximum Throughput 95 Mbps 950 Mbps 950 Mbps 950 Mbps Real Server Support 10 35 50 250 SSL Offloading/Acceleration 150 TPS 200 TPS 2,000 TPS HARDWARE Rackmount Chassis 1U Mini 1U Mini 1U Mini 1U Full Size Dimensions (in.) 16.8×1.7×14 16.8×1.7×14 16.8×1.7×14 16.8×1.7×22.6 Dimensions (cm.) 42.7×4.3×35.6 42.7×4.3×35.6 42.7×4.3×35.6 42.7×4.3×57.4 Weight (lbs./kg.) 12 / 5.4 12 / 5.4 12 / 5.4 26 / 11.8 Ethernet 2×10/100 2xGigabit 2xGigabit 14xGigabit AC Input Current (Amps) 1.0 1.2 1.4 1.8 ECC Memory FEATURES Layer 4 Load Balancing Direct Server Return Intrusion Prevention High Availability VLAN Layer 7 Load Balancing Cookie Persistence SSL Offloading Content Routing SNMP Programming Interface/API Global Server Load Balancing HTTP Compression Content Caching