Barracuda Load Balancer Models
There are three models of the Barracuda Load Balancer. The entry level, Barracuda Load Balancer 240 handles more than 10 real servers with 100Mbps traffic throughput. The high capacity, Barracuda Load Balancer 640 offers support for more than 250 real servers, 950Mbps 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 Fullsize |
| Dimensions (in.) | 16.8x1.7x14 | 16.8x1.7x14 | 16.8x1.7x14 | 16.8x1.7x22.6 |
| Dimensions (cm.) | 42.7x4.3x35.6 | 42.7x4.3x35.6 | 42.7x4.3x35.6 | 42.7x4.3x57.4 |
| Weight (lbs. /kg.) | 12 / 5.4 | 12 / 5.4 | 12 / 5.4 | 26 / 11.8 |
| Ethernet | 2 x 10/100 | 2 x Gigabit | 2 x Gigabit | 14 x Gigabit |
| 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 | |
|
|
|
| Layer 7 Load Balancing | |
|
|
|
| Cookie Persistence | |
|
|
|
| SSL Offloading | |
|
|
|
| Programming Interface/API | |
|
||
| Hardware SSL Acceleration | |
Capacity depends on environment and selected options.