Skip To Main Content
Support Knowledge Base

Different Wi-Fi Protocols and Data Rates

Content Type: Product Information & Documentation   |   Article ID: 000005725   |   Last Reviewed: 10/28/2021

Click or the topic for details:

IEEE 802.11 Wi-Fi protocol summary
Protocol Frequency Channel Width MIMO Maximum data rate
(theoretical)
802.11ax 2.4 or 5GHz 20, 40, 80, 160MHz Multi User (MU-MIMO) 2.4 Gbps1
802.11ac wave2 5 GHz 20, 40, 80, 160MHz Multi User (MU-MIMO) 1.73 Gbps2
802.11ac wave1 5 GHz 20, 40, 80MHz Single User (SU-MIMO) 866.7 Mbps2
802.11n 2.4 or 5 GHz 20, 40MHz Single User (SU-MIMO) 450 Mbps3
802.11g 2.4 GHz 20 MHz N/A 54 Mbps
802.11a 5 GHz 20 MHz N/A 54 Mbps
802.11b 2.4 GHz 20 MHz N/A 11 Mbps
Legacy 802.11 2.4 GHz 20 MHz N/A 2 Mbps
1 2 Spatial streams with 1024-QAM modulation.
2 2 Spatial streams with 256-QAM modulation.
3 3 Spatial streams with 64-QAM modulation.
802.11ax (Wi-Fi 6)
  • Supports both 2.4 & 5 GHz
Mode Maximum rate Antenna transmit /
receive arrangements
1x1 20 MHz 143 Mbps 1 TX (Transmit, Upload)
1 RX (Receive, Download)
2x2 20 MHz 287 Mbps 2 TX
2 RX
1x1 40 MHz 287 Mbps 1 TX
1 RX
2x2 40 MHz 574 Mbps 2 TX
2 RX
1x1 80 MHz 601 Mbps 1 TX
1 RX
2x2 80 MHz 1.2 Gbps 2 TX
2 RX
1x1 160 MHz 1.2 Gbps 1 TX
1 RX
2x2 160 MHz 2.4 Gbps 2 TX
2 RX
802.11ac wave2
  • Released in June 2016.
  • Key New Features for Wi-Fi clients:
    • Multi-User MIMO
    • 160 MHz channels
Mode Maximum rate Antenna transmit /
receive arrangements
1x1 40 MHz 200 Mbps 1 TX (Transmit, Upload)
1 RX (Receive, Download)
2x2 40 MHz 400 Mbps 2 TX
2 RX
1x1 80 MHz 433 Mbps 1 TX
1 RX
2x2 80 MHz 866 Mbps 2 TX
2 RX
1x1 160 MHz 866 Mbps 1 TX
1 RX
2x2 160 MHz 1.73 Gbps 2 TX
2 RX
802.11ac wave1
  • Released in January 2014.
  • Data rates varying modulation types and number of spatial streams; 200 Mbps, 400 Mbps, 433 Mbps, 600 Mbps, 867 Mbps. See table below.
  • 24 non-overlapping unlicensed national information infrastructure (UNII) channels in 5 GHz frequency band.
Mode Maximum rate Antenna transmit /
receive arrangements
1x1 40 MHz 200 Mbps 1 TX
1 RX
2x2 40 MHz 400 Mbps 2 TX
2 RX
1x1 80 MHz 433 Mbps 1 TX
1 RX
2x2 80 MHz 866 Mbps 2 TX
2 RX
802.11n
  • Data rates with varying modulation types: 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, 54 Mbps (see table below)
  • Orthogonal frequency-division multiplexing (OFDM) using multiple-input/multiple-output (MIMO) and channel bonding (CB)
  • Three non-overlapping channels in industrial, scientific, medical (ISM) frequency band at 2.4 GHz
  • 12 non-overlapping unlicensed national information infrastructure (UNII) channels in 5 GHz frequency band with and without CB
Note We recommend channel bonding for the 5 GHz because there are a limited number of non-overlapping channels available in the 2.4 GHz band.
Mode Maximum rate Antenna transmit /
receive arrangements
1x1 20 MHz 72.2 Mbps 1 TX
1 RX
1x1 40 Mhz 150 Mbps 1 TX
1 RX
2x2 20 MHz 144.4 Mbps 2 TX
2 RX
2x2 40 MHz 300 Mbps 2 TX
2 RX
3x3 20 MHz 216.7 Mbps 3 TX
3 RX
3x3 40 MHz 450 Mbps 3 TX
3 RX
802.11g
  • Released in 2003.
  • Data rates with varying modulation types: 6, 9, 12, 18, 24, 36, 48 and 54 Mbps; can revert to 1, 2, 5.5, and 11 Mbps using DSSS and CCK.
  • Orthogonal frequency-division multiplexing (OFDM) with 52 subcarrier channels; backwards compatible with 802.11b using DSSS and CCK.
  • Three non-overlapping channels in industrial, scientific, medical (ISM) frequency band at 2.4 GHz.
802.11a
  • Released in 1999.
  • Data rates with varying modulation types: 6, 9, 12, 18, 24, 36, 48 and 54 Mbps.
  • Orthogonal frequency-division multiplexing (OFDM) with 52 subcarrier channels.
  • 12 non-overlapping unlicensed national information infrastructure (UNII) channels in 5 GHz frequency band.
802.11b
  • Released in 1999.
  • Data rates with varying modulation types: 1, 2, 5.5 and 11 Mbps.
  • High-rate direct-sequence spread spectrum (HR-DSSS).
  • Three non-overlapping channels in industrial, scientific, medical (ISM) frequency band at 2.4 GHz.
Legacy 802.11
  • Released in 1997.
  • Two raw data rates of 1 and 2 Mbps.
  • Frequency hopping spread spectrum (FHSS) or direct-sequence spread spectrum (DSSS).
  • Three non-overlapping channels in industrial, scientific, medical (ISM) frequency band at 2.4 GHz.
  • Originally defined carrier sense multiple access with collision avoidance (CSMA-CA).

Related Products

This article applies to 140 products.
Intel® Tri-Band Wireless-AC 17265 Intel® Tri-Band Wireless-AC 18260 Intel® Tri-Band Wireless-AC 18265 Intel® Killer™ Wi-Fi Products Intel® Killer™ Wi-Fi Series Intel® Killer™ Wi-Fi 6 AX1650 (i/s) Intel® Killer™ Wi-Fi 6 AX1650 (x/w) Intel® Killer™ Wi-Fi 6 AX500-DBS Intel® Killer™ Wi-Fi 6E AX1675 (i/s) Intel® Killer™ Wi-Fi 6E AX1675 (x/w) Intel® Killer™ Wi-Fi 6E AX1690 (i/s) Intel® Killer™ Wireless-AC 1550 Intel® Wi-Fi 6 Series Intel® Wi-Fi 6 (Gig+) Desktop Kit Intel® Wi-Fi 6 AX200 (Gig+) Intel® Wi-Fi 6 AX201 (Gig+) Intel® Wi-Fi 6E (Gig+) Series Intel® Wi-Fi 6E AX210 (Gig+) Intel® Wi-Fi 6E AX210 (Gig+) IOT Embedded Kit Intel® Wi-Fi 6E AX210 (Gig+) IOT Industrial Kit Intel® Wi-Fi 6E AX211 (Gig+) Intel® Wi-Fi 6E AX411 (Gig+) Intel® Wireless 3100 Series Intel® Dual Band Wireless-AC 3165 Intel® Dual Band Wireless-AC 3168 Intel® Wireless 7200 Series Intel® Dual Band Wireless-AC 7265 Intel® Dual Band Wireless-N 7265 Intel® Wireless-N 7265 Intel® Wireless 8000 Series Intel® Wireless 9000 Series Intel® Dual Band Wireless-AC 9260 Industrial IoT Kit Intel® Wireless-AC 9260 Intel® Wireless-AC 9461 Intel® Wireless-AC 9462 Intel® Wireless-AC 9560 Intel® Tri-Band Wireless-AC 17265 Intel® Tri-Band Wireless-AC 18260 Intel® Tri-Band Wireless-AC 18265 Intel® Killer™ Wi-Fi Products Intel® Killer™ Wi-Fi Series Intel® Killer™ Wi-Fi 6 AX1650 (i/s) Intel® Killer™ Wi-Fi 6 AX1650 (x/w) Intel® Killer™ Wi-Fi 6 AX500-DBS Intel® Killer™ Wi-Fi 6E AX1675 (i/s) Intel® Killer™ Wi-Fi 6E AX1675 (x/w) Intel® Killer™ Wi-Fi 6E AX1690 (i/s) Intel® Killer™ Wireless-AC 1550 Intel® Wi-Fi 6 Series Intel® Wi-Fi 6 (Gig+) Desktop Kit Intel® Wi-Fi 6 AX200 (Gig+) Intel® Wi-Fi 6 AX201 (Gig+) Intel® Wi-Fi 6E (Gig+) Series Intel® Wi-Fi 6E AX210 (Gig+) Intel® Wi-Fi 6E AX210 (Gig+) IOT Embedded Kit Intel® Wi-Fi 6E AX210 (Gig+) IOT Industrial Kit Intel® Wi-Fi 6E AX211 (Gig+) Intel® Wi-Fi 6E AX411 (Gig+) Intel® Wireless 3100 Series Intel® Dual Band Wireless-AC 3165 Intel® Dual Band Wireless-AC 3168 Intel® Wireless 7200 Series Intel® Dual Band Wireless-AC 7265 Intel® Dual Band Wireless-N 7265 Intel® Wireless-N 7265 Intel® Wireless 8000 Series Intel® Wireless 9000 Series Intel® Dual Band Wireless-AC 9260 Industrial IoT Kit Intel® Wireless-AC 9260 Intel® Wireless-AC 9461 Intel® Wireless-AC 9462 Intel® Wireless-AC 9560

Discontinued Products

Intel® Centrino® Advanced-N + WiMAX 6250, Dual Band Intel® Centrino® Advanced-N 6200 Intel® Centrino® Advanced-N 6205 for Desktop Intel® Centrino® Advanced-N 6205, Dual Band Intel® Centrino® Advanced-N 6230, Dual Band Intel® Centrino® Advanced-N 6235, Dual Band Intel® Centrino® Ultimate-N 6300 Intel® Centrino® Wireless-N + WiMAX 6150, Single Band Intel® Centrino® Wireless-N 100 Intel® Centrino® Wireless-N 1000 Intel® Centrino® Wireless-N 1030, Single Band Intel® Centrino® Wireless-N 105, Single Band Intel® Centrino® Wireless-N 130, Single Band Intel® Centrino® Wireless-N 135, Single Band Intel® Centrino® Wireless-N 2200 for Desktop Intel® Centrino® Wireless-N 2200, Single Band Intel® Centrino® Wireless-N 2230, Single Band Intel® WiFi Link 1000 Intel® WiFi Link 5100 Intel® WiFi Link 5300 Intel® WiMAX/WiFi Link 5150 Intel® WiMAX/WiFi Link 5350 Intel® Wireless WiFi Link 4965AGN Intel® Dual Band Wireless-AC 3160 Intel® Dual Band Wireless-AC 7260 Intel® Dual Band Wireless-AC 7260 for Desktop Intel® Dual Band Wireless-N 7260 Intel® Wireless-N 7260 Intel® Dual Band Wireless-AC 8260 Intel® Dual Band Wireless-AC 8265 Desktop Kit Intel® Dual Band Wireless-AC 8265 Intel® Centrino® Advanced-N + WiMAX 6250, Dual Band Intel® Centrino® Advanced-N 6200 Intel® Centrino® Advanced-N 6205 for Desktop Intel® Centrino® Advanced-N 6205, Dual Band Intel® Centrino® Advanced-N 6230, Dual Band Intel® Centrino® Advanced-N 6235, Dual Band Intel® Centrino® Ultimate-N 6300 Intel® Centrino® Wireless-N + WiMAX 6150, Single Band Intel® Centrino® Wireless-N 100 Intel® Centrino® Wireless-N 1000 Intel® Centrino® Wireless-N 1030, Single Band Intel® Centrino® Wireless-N 105, Single Band Intel® Centrino® Wireless-N 130, Single Band Intel® Centrino® Wireless-N 135, Single Band Intel® Centrino® Wireless-N 2200 for Desktop Intel® Centrino® Wireless-N 2200, Single Band Intel® Centrino® Wireless-N 2230, Single Band Intel® WiFi Link 1000 Intel® WiFi Link 5100 Intel® WiFi Link 5300 Intel® WiMAX/WiFi Link 5150 Intel® WiMAX/WiFi Link 5350 Intel® Wireless WiFi Link 4965AGN Intel® Dual Band Wireless-AC 3160 Intel® Dual Band Wireless-AC 7260 Intel® Dual Band Wireless-AC 7260 for Desktop Intel® Dual Band Wireless-N 7260 Intel® Wireless-N 7260 Intel® Dual Band Wireless-AC 8260 Intel® Dual Band Wireless-AC 8265 Desktop Kit Intel® Dual Band Wireless-AC 8265 Intel® PRO/Wireless 2915ABG Network Connection Intel® PRO/Wireless 3945ABG Network Connection Intel® PRO/Wireless 2200BG Network Connection Intel® PRO/Wireless 2915ABG Network Connection Intel® PRO/Wireless 3945ABG Network Connection Intel® PRO/Wireless 2200BG Network Connection

Need more help?

Contact support
Contact support