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- Connectors: 2 x LC
- Package Contents: StorageWorks Dual Port Fibre Channel Host Bus Adapter 2 x SFP QuickStart Guide Read-me-First
- Parts: 1 year limited
- Labor: 1 year limited
- Model #: AJ763A
- $448.00 –
- Free Shipping
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QLOGIC: MARVELL ADAPTERS QLE2672-CK 16GB DUAL PORT FC HBA, PCIE GEN3 X4, LC MULTI-MODE OPTIC
- Parts: 30 DAYS WARRANTY
- Labor: 30 DAYS WARRANTY
- Model #: QLE2672-CK
- $144.53
- $125.00 –
- Save: 13%
- More options from $124.00 - $401.00
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Mellanox Technologies MCX516A-GCAT Network Adapter - PCIe 3.0 x16-50 Gigabit QSFP28 x 2
- Model #: 86907754195
- $585.18 –
- More options from $584.18 - $699.19
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HBA 9500-16i 12Gb/s Interface Cards/Adapter Internal SAS SATA NVME Tri-Mode Controller Host Bus Adapter
- Model #: 69089112251
- $596.00 –
- More options from $596.00 - $598.00
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Broadcom HBA 9400-16i - Storage Controller - 16 Channel - SATA 6Gb/s / SAS 12Gb/s Low Profile - 1.2 GBps - PCIe 3.1 x8 (05-50008-00)
- Model #: 69089112214
- $229.00 –
- More options from $228.00
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Mellanox Technologies MCX516A-BDAT ConnectX-5 EN - Network Adapter - PCIe 4.0 x16 Low Profile - 40 Gigabit QSFP28 x 2
- Model #: 86907754201
- $698.00 –
- More options from $696.87 - $778.20
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10Gb Network Card with Mellanox ConnectX-3 Chipset,Dual-SFP+ Ports PCI Express Ethernet Adapter Support Windows Server/Linux/VMware
- Temperature: 0°C ~ 55°C
- Humidity: 5 % ~ 95 % (Non-condensing)
- Class: 10G, PCIE
- Model #: LREC6822XF-2SFP+
- $109.99 –
- $30.00 Shipping
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High Point Highpoint RocketRAID 2720A 8-6GB/s SAS Port Raid HBA
- Model #: 69089112240
- $197.99 –
- More options from $197.99 - $298.00
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10 Gigabit M.2 M Key Ethernet Network Expansion Card
- Standards: IEEE802.3, IEEE802.3u, IEEE802.3ab, IEEE802.3x
- Connectors: 1 x RJ45
- Model #: SY-PEX24087
- $171.61 –
- More options from $159.99 - $171.61
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Mellanox ConnectX-4 Lx EN Network Adapter (MCX4121A-XCAT)
- Model #: CB019MRAM72
- $98.96 –
- More options from $98.96 - $229.00
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- Parts: 1 Year
- Labor: 30 Days
- Model #: 665249-B21
- $16.35 –
- More options from $16.35 - $30.00
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Syba SD-PEX24009 Gigabit LAN Network NIC PCIe x1 Card Black
Limited time offer, ends 05/05
- Model #: 6904511266
- $38.00 –
- More options from $38.00
- Free Shipping
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Mellanox ConnectX-4 MCX4111A-ACAT 25Gigabit Ethernet Card
- Model #: 86907754117
- $67.99 –
- More options from $66.99 - $199.90
- Free Shipping
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QNAP 2PORT SFP28 25GBE NETWORK EXPANSION CARD LP PCIE GEN4X8 PCIE
- Model #: QXG25G2SFCX6
- $514.89 –
- More options from $449.00 - $1,045.05
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LR-LINK 9812BF-2SFP+ 10Gb PCI-E NIC Network Card, Dual SFP+ Port, PCI Express Ethernet LAN Adapter Support Windows Server/Linux/VMware, Compare to Intel X710- BM2
- Standards: IEEE 802.3
- Connectors: 2 x SFP+
- Temperature: 0°C ~ 55°C
- Humidity: 0 % ~ 90 % (Non-condensing)
- Model #: LREC9812BF-2SFP+
- $259.90 –
- $30.00 Shipping
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Gigabit PCIe NIC with Intel 82574L Chip, 1Gb Network Card Compare to Intel EXPI9301CT/ EXPI9301CTBLK NIC, Single RJ45 Port, PCI Express X1, Ethernet Card for Windows/Windows Server/Linux
- Connectors: 1 x RJ45
- Wake On LAN: Yes
- Temperature: 0°C ~ 55°C
- Humidity: 5 % ~ 95 % (Non-condensing)
- Model #: LREC9201CT
- $28.90 –
- $30.00 Shipping
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PCI Express x1 Dual Port Copper Gigabit Ethernet Server Adapter (Intel 82576 Based)
- Connectors: 2 x RJ45
- Wake On LAN: Yes
- Temperature: 0°C ~ 55°C
- Humidity: 5 % ~ 95 % (Non-condensing)
- Model #: LREC9212PT
- $39.99 –
- $30.00 Shipping
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PCI Express x4 Qaud Port Gigabit SFP Ethernet Server Adapter (Intel I350 Based)
- Connectors: 4 x SFP
- LEDs: Green Link(Link Indicator) + Yellow Blink(Ack Indicator)
- Temperature: 0°C ~ 55°C
- Humidity: 5 % ~ 95 % (Non-condensing)
- Model #: LREC9714HF-4SFP
- $159.90 –
- $30.00 Shipping
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Mini PCIe Single Port Copper Gigabit Ethernet Network Adapter Intel 82574 Based
- Connectors: 1 x RJ45
- Temperature: 0°C ~ 55°C
- Humidity: 5 % ~ 95 % (Non-condensing)
- Class: 1000M, PCIE
- Model #: LRES2201PT
- $40.90 –
- $30.00 Shipping
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LR-LINK 2206PT Mini PCIe Single Port Gigabit Copper Ethernet Server Adapter (Intel I210 Based)
- Standards: IEEE 802.3az
- Connectors: 1 x RJ45
- BUS: Mini PCIe
- Drivers: Included
- Model #: LRES2206PT
- $59.99 –
- $30.00 Shipping
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10Gb PCI-E NIC Network Card for Intel X550-T2, Dual RJ45 Port, with Intel Intel X550 Controller, 10G PCI Express LAN Adapter Support Windows Server/Linux/VMware
- Standards: IEEE 802.3az
- Connectors: 2 x RJ45
- BUS: PCIe v2.1 (8.0GT/s) x8
- Drivers: Included
- Model #: LRES1025PT
- $259.90 –
- $30.00 Shipping
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- Standards: IEEE802.3ab
- Connectors: 4 x RJ45
- BUS: 32/64-bit PCI/PCI-X
- On-board Memory: 256 KB
- Model #: PWLA8494GT
- $203.25 –
- More options from $117.00 - $203.25
- Free Shipping
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LR-LINK 9030PF-SFP 100Mbps Network Card PCIex1 Single-port Fiber NIC (Intel 82574 Based)
- Connectors: 1 x SFP
- Temperature: 0°C ~ 55°C
- Humidity: 0 % ~ 90 % (Non-condensing)
- Model #: LREC9030PF-SFP
- $79.99 –
- $30.00 Shipping
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- Model #: 817753-B21
- $759.20 –
- More options from $128.70 - $799.99
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LR-LINK 1016PF-SFP+ 10Gb PCI-E NIC Network Card, PCI Express Ethernet Card LAN Adapter Support Windows Server/Windows/Linux/ESX Intel 82599 Chip Based
- Standards: IEEE 802.3az
- Connectors: 1 x SFP+
- BUS: PCI Express v2.0 (5.0GT/s)×4
- Drivers: Included
- Model #: LRES1016PF-SFP+
- $85.90 –
- $30.00 Shipping
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10Gb Network Card with Broadcom BCM57810S Chip,Dual-SFP+ Ports PCI Express Ethernet Adapter Support Windows Server/Linux/VMware
- Connectors: 2 x SFP+
- BUS: x8 PCI Express 2.0 (5.0GT/s)
- Temperature: 0°C ~ 55°C
- Humidity: 5 % ~ 95 % (Non-condensing)
- Model #: LREC9812AF-2SFP+
- $109.90 –
- $30.00 Shipping
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PCI Express x4 Dual Port Copper Gigabit Ethernet Server Adapter (Intel 82576 Based)
- Connectors: 2 x RJ45
- BUS: PCIe x4
- LEDs: Link, Activity
- Wake On LAN: Yes
- Model #: LREC9702ET
- $70.28 –
- $30.00 Shipping
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LR-LINK Intel X550 PCIe X4 10Gbps Dual Port Server Adapter 2 x RJ45, Compatible with Intel X550-T2
- Connectors: 2 x RJ45
- LEDs: Link, Activity
- Temperature: 0°C ~ 55°C
- Humidity: 5 % ~ 95 % (Non-condensing)
- Model #: LREC9812BT
- $259.00 –
- $30.00 Shipping
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Nic with led PWLA8494GTBLKPAK1 10/100/1000
- Model #: 6908811563
- $117.89 –
- More options from $117.89 - $132.89
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LR-LINK 2217PT Mini PCIe Duad-port Gigabit Ethernet Network Adapter (Intel I350 Chip Based)
- Standards: IEEE 802.3az
- Connectors: 2 x RJ45
- Temperature: 0°C ~ 55°C
- Humidity: 0 % ~ 90 % (Non-condensing)
- Model #: LRES2217PT
- $109.99 –
- $30.00 Shipping
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- $638.25 –
- Free Shipping
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4XEM USB-C to Gigabit Adapter - USB Type C - 1 Port(s) - 1 - Twisted Pair
- Weight: 0.1
- Parts: 3 Year
- Model #: 4XUSBCGIGABIT
- $84.99 –
- Free Shipping
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LR-LINK 1023PF-4SFP28 PCIe x16 Quad-port 25G SFP28 Ethernet Network Adapter (Intel E810 Chip Based)
- Standards: IEEE 802.3az
- Connectors: 4*25G SFP28
- BUS: PCIe v4.0 x16
- Drivers: Included
- Model #: LRES1023PF-4SFP28
- $429.90 –
- $30.00 Shipping
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LR-LINK 9712HT PCI Express x4 Dual Copper Port Gigabit Server Adapter (Intel I350AM2 Based)
- Standards: IEEE802.3
- Connectors: 2 x RJ45
- Temperature: 0°C ~ 55°C
- Humidity: 0 % ~ 90 % (Non-condensing)
- Model #: LREC9712HT
- $129.99 –
- $30.00 Shipping
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LR-LINK PCI Express x1 Gigabit single port Fiber Ethernet Desktop Adapter on Intel I210 chipset
- Connectors: 1 x SFP
- BUS: PCI Express x1 compliant
- LEDs: Link, Activity
- Wake On LAN: Yes
- Model #: LREC6230PF-SFP
- $93.50 –
- $30.00 Shipping
Learn about Network Interface Cards (NICs)
Faster, More Reliable Wired Connectivity
A Network Interface Card gives your PC or server a fast, stable link to your network. From budget 1GbE to multi-gig (2.5GbE/5GbE) and 10GbE+, you’ll find PCI Express cards, USB adapters, and multi-port models in Newegg’s Network Interface Cards catalog. Pair your NIC with the right switch, optics, and cabling to unlock consistent throughput for gaming, low-latency streaming, content creation, virtualization, iSCSI backups, and more.
Popular NIC Categories
PCIe Ethernet Cards
The go-to choice for desktops and workstations. Options range from 1GbE and 2.5GbE to 10GbE/25GbE, with features like VLAN tagging, link aggregation (LACP), checksum/TSO/LRO offload, SR-IOV/RDMA, and PXE/Wake-on-LAN. Browse performance picks here: 10GbE network cards.
USB & USB-C Ethernet Adapters
Ideal for ultrabooks and mini PCs—plug-and-play wired networking without opening the case. Choose USB 3.0/USB-C for Gigabit and above. Find compact options in Network Adapters & Ethernet Connectors.
Fiber & SFP/SFP+ NICs
Use SFP/SFP+ for long-distance or electrically isolated runs and ultra-low latency. Pair your card with compatible optics from SFP/SFP+ transceivers and OM3/OM4 fiber for 10GbE and higher.
Key Decisions Before You Buy
Match the NIC to your target speed (1G, 2.5G, 5G, 10G, 25G), PCIe slot type (x1/x4/x8, Gen3/Gen4), and connector (RJ45 vs. SFP/SFP+). For fiber or long-run links, compare SFP+ fiber NICs. For copper installs, use the right cabling—see Ethernet cables (Cat6/Cat6a). If you’re wiring racks or tight spaces, confirm low-profile/half-height brackets and plan mounting with server racks & cabinets.
Performance tip: For 2.5GbE/5GbE over copper, Cat6/Cat6a reduces errors and heat. For 10GbE+ fiber, verify SR/LR optics and OM3/OM4 cable type. Power users should also check driver support for Windows, Linux, or VMware ESXi.
Typical Use Cases
Home & Gaming: Upgrade to a 2.5GbE PCIe card for faster downloads and smoother game/stream concurrency; pair with a 2.5G switch.
Creative & NAS: Move large media quickly with 10GbE PCIe NICs; use SFP+ for fiber runs to a rack or studio bay.
Virtualization & Labs: Choose dual-port/quad-port server NICs for VLANs, LACP, SR-IOV, and traffic isolation across hosts and services.
Why Add a Dedicated NIC?
Boosts wired speed and stability beyond onboard LAN, enables VLAN isolation and link aggregation, reduces CPU usage via hardware offloads, and adds flexibility for SFP/SFP+ fiber runs or multi-port redundancy and failover.
Frequently Asked Questions
Do I need 2.5GbE or is 1GbE enough?
1GbE is fine for basic browsing and streaming. If you copy large files, use fast NAS, or share bandwidth among many devices, 2.5GbE offers a noticeable speed boost—pair it with a compatible 2.5G switch.
RJ45 vs. SFP/SFP+ — which should I choose?
RJ45 over copper is convenient for short runs and existing cabling. SFP/SFP+ with fiber is better for long distances, lower latency, or electrical isolation. If you go fiber, match your card with the right optics from SFP/SFP+ transceivers.
Will a USB Ethernet adapter bottleneck my laptop?
Use USB 3.0 or USB-C models for Gigabit or faster speeds. They’re great for travel and thin-and-light PCs—browse options in Network Adapters & Ethernet Connectors.
Related Essentials
Build the whole stack: a multi-gig switch for uplinks, tidy runs with a patch panel, and protect your edge with firewalls & security.
Bestselling Network Interface Cards Reviews:
Anonymous
11/17/2025 9:14:36 AM
Excellent performance
“ Drivers can be found at: downloadcenter.intel.com Select "Active Products" => "Network Connectivity" => "Intel Desktop Adapters" => "Intel Pro/1000 GT adapter". ”
Intel EXPI9301CTBLK Network Adapter 10/100/1000Mbps PCI-Express 1 x RJ45Mc
10/6/2023 5:13:51 PM
Net Issue? TP-Link TG-3468 has you covered!
“ If I ever need another network adapter card this will be my top choice ”
TP-Link 10/100/1000Mbps Gigabit Ethernet PCI Express, PCIE Network Adapter / Network Card / Ethernet Card for PC, Win10 supported (TG-3468)Brandon Y.
6/21/2023 11:48:57 AM
Works as advertised
“ -Works without dropping connection (unlike like my onboard intel wired network adapter). ”
TP-Link TX201 Interface Cards 2.5Gbps PCI-Express 1 x RJ45