Realtek Rtl8192ee Wireless Lan 802.11n Pci-e Nic 〈2024〉

Abstract The Realtek RTL8192EE is a single-chip, PCI Express (PCIe) interface wireless adapter compliant with the IEEE 802.11n standard. Launched as a budget-conscious solution for entry-level laptops and desktops, this NIC represents a transitional phase between legacy 11n technology and the modern 802.11ac wave. This paper examines the hardware architecture, real-world throughput, driver ecosystem (Windows/Linux), and common failure modes of the RTL8192EE. Findings indicate that while the hardware is theoretically capable of 300 Mbps (2x2 MIMO), its performance is often bottlenecked by poor thermal design, inconsistent driver support on non-Windows platforms, and high packet retransmission rates in congested 2.4 GHz environments. 1. Introduction In the mid-2010s, Original Equipment Manufacturers (OEMs) such as HP, Lenovo, and ASUS frequently deployed the Realtek RTL8192EE in budget-tier laptops (e.g., HP Pavilion 15, Lenovo G50 series). Unlike Intel’s Centrino lineup or Qualcomm’s Killer NICs, the RTL8192EE prioritized cost reduction over raw speed. Despite the global shift toward 802.11ac (Wi-Fi 5) in 2014, the RTL8192EE remained in production for nearly six years due to adequate performance for 1080p streaming and web browsing.

| Distance | Signal (RSSI) | TCP Download (iperf3) | TCP Upload | Retransmission Rate | | :--- | :--- | :--- | :--- | :--- | | 1 meter | -35 dBm | 165 – 190 Mbps | 150 – 175 Mbps | 0.5% | | 5 meters | -55 dBm | 90 – 110 Mbps | 80 – 95 Mbps | 2.1% | | 10 meters (1 wall) | -72 dBm | 25 – 40 Mbps | 18 – 30 Mbps | 8.7% | realtek rtl8192ee wireless lan 802.11n pci-e nic