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5Gbps PCIe Network Adapter - 5.0GB PCIe Ethernet Card for Desktop, Realtek RTL8126 Chip, 10/100/1000M/5000Mbps RJ45 Card, Plug & Play for Windows 10/8/7

KWD 15
Brand
Generic
Category
Internal Cards
– 1 +

Special Features

  • Bullet Points 5Gbps Ultra-High Speed Realtek RTL8126 chip delivers 5000Mbps bandwidth (5x faster than Gigabit Ethernet), enabling 4K video transfer in seconds with auto-negotiation at 10/100/1000M/5000Mbps.
  • Effortless Plug & Play Native support for Windows 10/8.1/8/7 (32/64-bit) systems. No external power or heatsink required – simply install into PCIe x1 slot. (Note: Linux requires kernel 6.16+).
  • Auto-Sensing Duplex Mode Intelligently switches between Full/Half Duplex to prevent network collisions. Backward compatible with legacy routers/switches (IEEE 802.3bz compliant).
  • Diskless Compact Design Slim 120×70mm PCB (No ROM chip) fits small form factor cases. RJ45 port works with Cat5e+ cables (Cat6a recommended for max speed).
  • Enterprise-Grade Optimization Supports Jumbo Frames (9000 bytes) + TCP/IP Checksum Offload, reducing CPU usage by 30%. Zero packet loss in 72-hour stress tests.

Description

Unleash True 5G Network Performance: Powered by Realtek's flagship RTL8126-CG chip, this PCIe adapter upgrades your desktop to 5000Mbps (5Gbps) speeds – ideal for NAS storage, 4K video editing, and VR gaming. 400% faster than standard Gigabit cards! Zero-Config Installation Driver-Free Setup: Automatic recognition on Windows systems Energy Efficient: 1.7W power consumption (no cooling needed) Multi-Protocol Support: IEEE 802.3az (Energy Efficient Ethernet) / 802.3bz (5G Base-T) Why Choose Us? Genuine Realtek chips + 6-layer PCB (50% more stable than clones) 12-month warranty with dedicated technical support

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