The HPE Ethernet 1Gb 4-Port 331T Adapter features the next generation of Ethernet integration, offering a single chip solution that reduces power requirements and optimizes I/O slot utilization. It delivers full line-rate performance across all ports with low power consumption. The HPE 331T is ideal for virtualization, security, server consolidation, network segmentation, and other applications requiring maximum throughput and port density. The total aggregate throughput of 8 Gb meets the needs of customers desiring high bandwidth. The HPE 331T supports advanced features such as Large Send and Receive offload capability, TCP checksum and segmentation, VLAN tagging, MSI-X, jumbo frames, IEEE 1588, and virtualization features such as VMware NetQueue and Microsoft VMQ. Support for HPE Sea of Sensors 3D Technology enhances server performance while reducing energy use and expense.

QuickSpecs

HPE Quickspecs

Open Link

Generic

Dimensions (L x W)	13.21 x 6.86 cm 5.2 x 2.7 in
Network Processor	Broadcom BCM5719 chipset
Data Rate	Four ports, each at 2 Gb/s bi-directional; 8 Gb/s aggregate bi-directional theoretical bandwidth.
Data Path	Four lane (x4) PCI Express compatible with x4, x8, and x16 PCI Express slots.
Onboard Memory	4 Mbit for PCA.
Bus type	PCI Express 2.0
Form Factor	RJ-45 (Two)
Bus Speed	Gen 2 x4
IEEE Compliance	802.3, 802.3ab, 802.3u, 802.3x, Dynamic 802.3ad, 802.1Q, 802.3az, 1588, 802.1as
Connector	RJ-45 (Four)
Wiring	Category 5/ (CAT-5) or better twisted-pair cabling
Cable Distance	Up to 328 ft (100 m)
Interrupt Levels	Automatically configured