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Call 1.800.463.9998 for Availability

Category: QLogic
Manufacturer: QLOGIC
MSRP: $851.00
Cavium FastLinQ Performance NICs optimize server hardware utilization by scaling high-density virtualization and increase data center IT agility and scalability by enabling an efficient deployment of a secure multi-tenant cloud. The FastLinQ 41000 Series Ethernet Adapters are Cavium's eighth-generation 10/25GbE Adapter family that provide exceptional value in delivering industry-leading features and performance to enable the most efficient and agile software-defined data centers (SDDNs). Designed for the most demanding server and network virtualized environments, the 41000 Series Adapters provide Universal RDMA (concurrent RoCE, RoCEv2, iWARP) as well as NPAR, VXLAN/NVGRE/GENEVE, and network storage with iSCSI and FCoE offloads, and SR-IOV to boost server CPU efficiency and maximize application performance.

Host Bus Interface Specifications

Bus Interface
•PCI Express (PCIe) Gen3 x8, Gen2 x8 (electrical)

Host Interrupts

I/O Virtualization
•SR-IOV (up to 192 virtual functions)
•NPAR (up to 16 physical functions)

•PCI Express Base Specification, rev. 3.1
•PCI Express Card Electromechanical Specification rev. 3.0
•PCI Bus Power Management Interface specification rev. 1.2

Ethernet Specifications

Maximum Port Throughput
•60Gbps aggregate Ethernet line rate for four ports (Gen 3 x8 supporting 64GT/S)
•25Gbps line rate per-port in 25GbE mode1
•10Gbps line rate per-port in 10GbE mode

Ethernet Frame
•Standard MTU sizes and jumbo frames up to 9,600 bytes

Stateless Offload
•IP, TCP, and user datagram protocol (UDP) checksum offloads
•TCP segmentation offload (TSO)
•Large send offload (LSO)
•Giant send offload (GSO)
•Large receive offload (LRO)
•Receive segment coalescing (RSC) (Windows)
•Receive side scaling (RSS)
•Transmit side scaling (TSS)
•Interrupt coalescing
•VMware NetQueue, Microsoft Hyper-V VMQ, and Linux Multiqueue
•Universal RDMA

Tunneling Offloads

Compliance(IEEE Specifications)
IEEE Specifications:
•802.1AS/1588-2008 PTPv2
•802.1q (VLAN)
•802.3-2015 (10Gb and 25Gb) Ethernet flow control
•802.3-2015 Clause 52 (10Gb Ethernet Optical)
•802.3by -2016 (25G Ethernet)
•1588-2002 PTPv1 (Precision Time Protocol)

•SFF8431 Annex E (10Gb Direct Attach Copper)

•IPv4 (RFQ 791) •IPv6 (RFC 2460)

Board Firmware Features
•Secure Firmware Update process
•Smart Auto Negotiation (FastLinQ SmartAN)
•Forward error correction (FEC) support:
Reed-Solomon FEC (RS-FEC)
Fire Code FEC (FC-FEC)

RDMA Specifications

Universal RDMA
•RoCE •RoCEv2 •iWARP •Storage over RDMA: iSER, SMB Direct, and NVMe over Fabrics •NFSoRDMA

Tools and Utilities

Management Tools and Device Utilities
•QLogic Control Suite integrated network adapter management utility (CLI) for Linux and Windows
•QCC integrated network management utility (GUI) for Linux and Windows
•QCC Plug-ins for vSphere (GUI) and ESXCLI plug-in for VMware
•QCC PowerKit PowerShell cmdlets for Linux and Windows
•Pre-boot unified extensible firmware interface (UEFI) Device Configuration pages in system BIOS
•Native OS management tools for networking

Boot Support
•Pre-execution environment (PXE)
•iSCSI remote boot


Operating Systems
•For the latest applicable operating system information, see

Physical Specifications

•Quad 25/10Gbps Ethernet: SFP28 cages
•Supports DAC and 10G SR optical transceiver connectivity (not included)

Form Factor
•Low-profile PCIe card (6.60in.×2.71in.)

Environment and Equipment Specifications

•Operating: 0°C to 55°C (32°F to 131°F)
•Storage: –40°C to 65°C (–40°F to 149°F)

•150LFM at 55°C with 85°C rated optical module

•Operating: 10% to 80%
•Storage: 5% to 90%


DAC: 7m
SR FOC: 400m(OM4), 300m(OM3)
AOC: 30m

Connectivity (25G)

DAC: 5m
SR FOC: 100m(OM4), 70m(OM3)
AOC: 30m

Agency Approvals—Safety

•UL 60950-1
•CSA C22.2

•TUV EN60950-1
•TUV IEC 60950-1
•CB Certified

Agency Approvals EMI and EMC (Class A)

•FCC Rules,CFR Title 47, Part 15, Subpart Class A
•Industry Canada, ICES-003: Class A


•VCCI: Class A

New Zealand/Australia
•AS/NZS: Class A

•KC-RRA Class A

•BSMI CNS 13438

•RoHS compliant
For FastLinQ Ethernet adapter products sold directly from Cavium or through Cavium's distribution channels, Cavium offers a standard 12-month warranty from the date of shipment. For any OEM partner-branded Ethernet adapters, please refer to that partner’s specific warranty terms and conditions.
Please visit for additional product information.