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Tripp Lite USB C to Gigabit Adapter Converter USB 3.1 Right-Angle White 6in
- Weight: 0.1
- Parts: 3 Year
- Model #: U43606NGBWRA
- $32.44 –
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- Connectors: 10/100/1000Base-T
- Model #: 458492-B21
- $32.78 –
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JAENFONG AC 7265 Network Adapter, Dual Band 2.4G/5Ghz Bluetooth Network Card with NGFF M2 Interface, 802.11 a/b/g/n/ac
- Model #: bx-1954
- $32.79 –
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PCI Express WiFi Card, AC 1200Mbps Dual Band Wireless Adapter WiFi PCIe Adapter, AC7265 Network Card 5GHz/2.4GHz, Bluetooth 4.2 with 2 Antennas for Desktop/PC(32/64 bit), Supports Windows 11/10
Limited time offer, ends 08/24
- Model #: Q2V9S8A4AZ
- $32.89 –
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TOTOVIN PCI-E PCI Express to USB 3.1 Gen 2 (10 Gbps) Type A+Type C Expansion Card Asmedia Chipset for Windows 7/8/8.1/10/Linux Kernel (Type A+Type C)
Limited time offer, ends 08/16
- Model #: 690789032
- $32.94 –
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- Connectors: 10GBase-SR 10GBase-CR
- Model #: 593742-001
- $32.95 –
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2.5G PCIe Network Card, 2.5 Gigabit PCI Express Ethernet Adapter with Realtek RTL8125B, 2500Mbps NIC Card RJ45 LAN Controller for PC Windows/Linux/MAC OS with Low-Profile Bracket
- Brand: HP
- Standards: IEEE802.3
- Connectors: 1 x RJ45
- Windows Vista: Certified for Windows Vista
- Model #: 592494827812
- $32.98 –
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Ethernet RJ45 to RS485 Converter Industrial Grade Serial Device Server Ethernet LAN Converter Adapter Support TCP/RTU/UDP Modes
- Model #: DW-TXI021
- $32.99 –
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PCIe X4 to 4 Port SATA3.0 6Gbps Expansion Card PCIe to SATAIII Bootable Adapter Controller ASM1164 Chip for Hard Drive HDD SSD
- Model #: DW-TXB170
- $32.99 –
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- Model #: LOT10_86RR6 086RR6
- $32.99 –
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C&N Dual PCIe Gigabit Network Card 1000M PCI Express Ethernet Adapter with Intel 82576 Two Ports LAN NIC Card for Windows, Linux, and Freebsd Compatibility
- Brand: C&N
- Part Number: SAE-TXA094
- Speed: 1000 megabytes_per_second
- Interface: pci_express_3.0
- Model #: SAE-TXA094
- $32.99 –
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C&N 5Gbps PCIe Network Adapter, RTL8126 Chip Multi-Gigabit Ethernet Card (5G/2.5G/1G/100Mbps) PCIe 3.1 X1, RJ45 LAN Controller with PXE Boot, Low Profile Bracket for Windows/Linux
- Brand: C&N
- Part Number: TXA307
- Speed: 5000 megabits_per_second
- Interface: PCI-Express
- Model #: TXA307
- $32.99 –
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C&N 10Gb SFP+ Ethernet Network Card with Intel 82599EN Controller, PCIE 2.0 X4 Interface, Support Windows 11/10/Windows Server/Linux/ESX/VMware ESXi(Not Support Mac OS)
- Brand: GLOTRENDS
- Standards: Ethernet
- Speed: 10 gigabits_per_second
- Connectors: Ethernet
- Model #: ST7315-82599EN
- $32.99 –
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AX900 PCIe WiFi 6 Card for Desktop PC, 900Mbps Dual Band Wireless Adapter with Bluetooth 5.4, 802.11ax Gaming Network Card, Compatible with Windows 10/11
- Brand: HP
- Part Number: AX900
- Connectors: 1 x RJ45
- Windows Vista: Certified for Windows Vista
- Model #: 124464856678
- $32.99 –
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10Gb Open SFP+ PCI-e Network Card, with in-tel 82599(X520-DA1) Controller, 10Gbps Ethernet Adapter, 10Gbe 10G NIC Card, Support Windows/Windows Server/VMware
- Model #: 69089223561
- $32.99 –
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QLogic QLE2564 8GB Quad Port PCI-Ex8 Fibre Channel HBA Controller w/ 4x 8GB SFP V2G17 0V2G17 PX4810402 -01 C
- Model #: V2G17
- $32.99 –
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Vszerda 5.0GB PCIe Network Card PCIe to 5.0 Gigabit Ethernet Network Card, Supports Windows 11/10/8.1/8/7, Win Server 2022/2019/2016, Linux
Limited time offer, ends 07/31
- Brand: IO Crest
- Speed: 1000 megabits_per_second
- Features: Desktop
- Weight: 0.075 kilograms
- Model #: H32A
- $32.99 –
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Vszerda 1Gb PCIe Network Card, auto-Negotiation 10/100/1000Mb/s, Gigabit PCIe NIC with Realtek RTL8111H Chip, Single RJ45 Port, PCIe X1, 1G Ethernet LAN Network Card for Windows/Linux/MAC
Limited time offer, ends 07/31
- Brand: H!Fiber.com
- Part Number: RTL8111-GE-1T-X1
- Speed: 1 gigabits_per_second
- Weight: 0.01 ounces
- Model #: RTL81111
- $32.99 –
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- Model #: C39226-002
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- Model #: U3867-0U3867-N232-dell-new
- $33.00 –
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IBM 10Gigabit Ethernet Card
- Package Contents: 10Gigabit Ethernet Card Documentation CD Safety Notices Publication
- Model #: 81Y3133
- $33.00 –
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PCIE ASIX 99100 Chip 4S 4-port com DB9 RS232 Serial Port Card Controller Card PCI Express 4 ports rs-232 to pci-e Adapter
- Model #: ooc-0140715
- $33.00 –
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- Part Number: TXCMC
- Parts: 30 Days
- Labor: 30 Days
- Model #: TXCMC
- $33.01 –
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WiFi 6 PCIe Card with Bluetooth 5.2, AX1800 Dual Band 2.4G/5G for Desktop PC, MT7921 Chip, Low Latency for Gaming & 4K Streaming, High Gain Antenna & WPA3 Security
- Brand: HP
- Part Number: AX1800
- Connectors: 1 x RJ45
- Features: 1800 megabits_per_second, Desktop, Two Years Warranty, RAS-MT7921
- Model #: 622453408332
- $33.04 –
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10/100/1000Mbps Gigabit Ethernet PCI Express Network Card (TG-3468) PCIE Network Adapter Network Card Ethernet Card for PC Win10/11 Supported
- Model #: B003CFATNIC0XP
- $33.20 –
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- Model #: 374443-001-012392-002-BCM5706CKFBG-hp-n
- $33.22 –
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Vszerda 1 to 4 PCI Express 16X Slots Riser Card PCI-E 1X to External 4 PCI-E Slot Adapter PCIe Multiplier Card USB 3.0 Mining Special Riser Card for Bitcoin Miner
Limited time offer, ends 08/20
- Brand: Vszerda
- Part Number: N23985
- Features: Desktop
- Model #: N23985D
- $33.27 –
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Vszerda FOR 600Mbps Direct Con t Network Card Cell Phone Remote Control Remote Switch Portable Network Card
Limited time offer, ends 08/18
- Model #: G419R8D5
- $33.39 –
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4GB SDHC Class 10 Flash Memory SD Camera Card (2 Pack)
Limited time offer, ends 08/02
- Brand: LORDWORLD
- Model #: 26-7CXY16-514
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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:
J.L
9/20/2023 9:30:58 PM
Rock solid connection .... the magic of Aquantia Chip !
“ You need a 10G Network card on copper, just buy this ! ”
TP-Link 10Gbps PCIe Network Card (TX401) - PCIe to 10 Gigabit Ethernet Network Adapter, Supports Windows 10/8.1/8/7, Windows Servers 2019/2016/2012 R2, and Linux, Including a CAT6A Ethernet CableBrandon 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