{"data":{"slug":"asus-rog-strix-b550-f-gaming-wifi-ii","type":"motherboard","brand":"ASUS","name":"ROG STRIX B550-F GAMING WIFI II","aliases":["STRIX B550-F GAMING WIFI II","ROG Strix B550-F Gaming WiFi II","ROG Strix B550-F Gaming Wi-Fi II"],"release_date":"2021-09","url":"https://arkivo.dev/motherboards/asus-rog-strix-b550-f-gaming-wifi-ii","specs":{"series":"ROG Strix","model_numbers":["ROG STRIX B550-F GAMING WIFI II","90MB19V0-M0EAY0","90MB19V0-M0AAY0"],"gtins":["4711081453314","195553453318"],"announce_date":null,"status":"available","predecessor":null,"successor":null,"launch_price_usd":null,"launch_price_eur":null,"markets":null,"colors":null,"manufacturer_url":"https://rog.asus.com/motherboards/rog-strix/rog-strix-b550-f-gaming-wifi-ii-model/","spec_sheet_url":"https://rog.asus.com/motherboards/rog-strix/rog-strix-b550-f-gaming-wifi-ii-model/spec/","manual_url":"https://doc.moyo.ua/13113185_1666793471.pdf","eprel_registration_number":null,"warranty_years":3,"segment":"gaming","board_revision":null,"cpu_socket":"AM4","motherboard_chipset":"AMD B550","supported_cpu_series":["AMD Ryzen 5000 Series","AMD Ryzen 5000 G-Series","AMD Ryzen 4000 G-Series","AMD Ryzen 3000 Series"],"cpu_overclocking":true,"motherboard_form_factor":"atx","dimensions_mm":{"width_mm":244,"height_mm":305},"pcb_layers":6,"back_connect_design":false,"rgb_lighting":true,"vrm_layout":"12+2","vrm_vcore_power_stages":12,"vrm_vcore_stage_rating_a":null,"vrm_controller":null,"cpu_power_connectors":"8+4 pin","supplemental_pcie_power":false,"ram_type":"ddr4","ram_slot_count":4,"ram_max_gb":128,"ram_max_speed_mts":5100,"ram_ecc":true,"cudimm_support":null,"expansion_slots":[{"slot_type":"pcie_x16","electrical_lanes":16,"pcie_gen":4,"connected_to":"cpu","count":1},{"slot_type":"pcie_x16","electrical_lanes":4,"pcie_gen":3,"connected_to":"chipset","count":1},{"slot_type":"pcie_x1","electrical_lanes":1,"pcie_gen":3,"connected_to":"chipset","count":3}],"pcie_x16_slot_count":2,"pcie_x16_gen_max":4,"m2_slots":[{"slot":"M.2_1","pcie_gen":4,"pcie_lanes":4,"connected_to":"cpu","form_factor":"m2_22110","sata":true,"heatsink":true,"shares_lanes_with":null},{"slot":"M.2_2","pcie_gen":3,"pcie_lanes":4,"connected_to":"chipset","form_factor":"m2_22110","sata":true,"heatsink":true,"shares_lanes_with":"SATA6G_5 and SATA6G_6 are disabled when M.2_2 is used"}],"m2_slot_count":2,"m2_pcie5_slot_count":0,"sata_port_count":6,"rear_ports":[{"type":"usb_c","version":"USB 3.2 Gen 2","count":1,"max_gbps":10,"tb_usb4":null,"power_out_w":null,"dp_alt_mode":null},{"type":"usb_a","version":"USB 3.2 Gen 2","count":1,"max_gbps":10,"tb_usb4":null,"power_out_w":null,"dp_alt_mode":null},{"type":"usb_a","version":"USB 3.2 Gen 1","count":4,"max_gbps":5,"tb_usb4":null,"power_out_w":null,"dp_alt_mode":null},{"type":"usb_a","version":"USB 2.0","count":2,"max_gbps":0.48,"tb_usb4":null,"power_out_w":null,"dp_alt_mode":null},{"type":"displayport","version":"DisplayPort 1.2","count":1,"max_gbps":null,"tb_usb4":null,"power_out_w":null,"dp_alt_mode":null},{"type":"hdmi","version":"HDMI 2.1","count":1,"max_gbps":null,"tb_usb4":null,"power_out_w":null,"dp_alt_mode":null},{"type":"rj45","version":null,"count":1,"max_gbps":2.5,"tb_usb4":null,"power_out_w":null,"dp_alt_mode":null},{"type":"audio_3_5mm","version":null,"count":5,"max_gbps":null,"tb_usb4":null,"power_out_w":null,"dp_alt_mode":null},{"type":"optical_spdif","version":null,"count":1,"max_gbps":null,"tb_usb4":null,"power_out_w":null,"dp_alt_mode":null}],"rear_usb_count":8,"rear_usb_c_count":1,"rear_usb_max_gbps":10,"has_thunderbolt":null,"usb_headers":[{"connector":"usb_3","max_gbps":5,"count":1,"ports":2,"power_out_w":null},{"connector":"usb_2","max_gbps":0.48,"count":2,"ports":4,"power_out_w":null}],"usb_c_header_max_gbps":null,"fan_header_count":6,"argb_header_count":1,"rgb_header_count":2,"ethernet_controllers":["Intel I225"],"ethernet_port_count":1,"ethernet_max_gbps":2.5,"wifi":true,"wifi_standard":"wifi_6e","wifi_bands":["2.4ghz","5ghz","6ghz"],"wifi_max_channel_width_mhz":null,"wifi_module":null,"bluetooth_version":"5.2","audio_codec":"SupremeFX S1220A","dac_chip":null,"bios_flashback":true,"clear_cmos_button":false,"post_code_display":false,"onboard_power_button":false,"dual_bios":false,"preinstalled_io_shield":true,"tool_free_features":null,"measured_vrm_temp_c":null,"measured_power_idle_w":null,"measured_power_cpu_stress_w":null,"in_the_box":["1 x Addressable RGB extension cable","4 x SATA 6Gb/s cables","1 x ASUS Wi-Fi moving antennas","1 x Cable ties pack","1 x M.2 Rubber Package","1 x M.2 SSD screw package","1 x ROG key chain","1 x ROG Strix stickers","1 x ROG Strix thank you card","1 x Support DVD","1 x User manual"]},"variants":[],"sources":[{"url":"https://rog.asus.com/motherboards/rog-strix/rog-strix-b550-f-gaming-wifi-ii-model/spec/","kind":"manufacturer_page","accessed":"2026-10-15","fields":["spec_sheet_url","cpu_socket","motherboard_chipset","supported_cpu_series","motherboard_form_factor","dimensions_mm","cpu_power_connectors","supplemental_pcie_power","ram_type","ram_slot_count","ram_max_gb","ram_max_speed_mts","ram_ecc","expansion_slots","m2_slots","sata_port_count","rear_ports","usb_headers","fan_header_count","argb_header_count","rgb_header_count","ethernet_controllers","wifi","wifi_standard","wifi_bands","bluetooth_version","audio_codec","bios_flashback","clear_cmos_button","post_code_display","onboard_power_button","dual_bios","preinstalled_io_shield","in_the_box"],"notes":{"spec_sheet_url":"ASUS ROG Tech Specs tab for the ROG STRIX B550-F GAMING WIFI II. Read on 2026-10-15.","cpu_socket":"AMD AM4 Socket for AMD Ryzen 5000 and 3000 Series and 5000 and 4000 G-Series Desktop Processors. The page refers to www.asus.com for the CPU support list.","motherboard_chipset":"AMD B550 chipset.","supported_cpu_series":"AMD Ryzen 5000 and 3000 Series Desktop Processors and AMD Ryzen 5000 and 4000 G-Series Processors. Written in the form used for the ASUS TUF GAMING B550-PLUS WIFI II in this catalog.","motherboard_form_factor":"Form factor: ATX, 30.5cm x 24.4cm.","dimensions_mm":"Form factor: ATX, 30.5cm x 24.4cm. The 244 mm side is the width, as for ATX.","cpu_power_connectors":"Internal I/O: 1 x 8-pin +12V power connector and 1 x 4-pin +12V power connector, besides the 24-pin main power connector.","supplemental_pcie_power":"The internal connector list has no extra slot power connector.","ram_type":"4 x DIMM, DDR4, un-buffered memory.","ram_slot_count":"4 x DIMM.","ram_max_gb":"Max. 128GB.","ram_max_speed_mts":"The list for Ryzen 5000 and 3000 Series runs from 2133 to 4800(O.C.) MHz. The list for Ryzen 5000 and 4000 G-Series runs from 2133 to 5100(O.C) MHz. The highest overclocked speed is stored, which is the ROG overview's headline DDR4 5100MHz+. No module setup is named. Ryzen 5000 is the newest family.","ram_ecc":"ECC memory (ECC mode) support varies by CPU. The maker lists no non-ECC mode qualifier for the board, so it counts as ECC.","expansion_slots":"CPU: 1 x PCIe 4.0 x16 SafeSlot (supports x16 mode). B550 chipset: 1 x PCIe 3.0 x16 slot (supports x4 mode) and 3 x PCIe 3.0 x1 slots. The x16 slot shares bandwidth with the three x1 slots. Per the manual, the x1 slots are disabled when the x16 slot runs at x4, and the x16 slot runs at x1 when an x1 slot is used. The M.2 slots are in the Storage row.","m2_slots":"CPU: M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 and SATA modes). B550 chipset: M.2_2 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 and SATA modes). When M.2_2 is populated, SATA6G_5/6 ports are disabled. The Thermal Solution row lists an M.2 heatsink. The ROG overview says dual M.2 heatsinks, and the maker's product photo shows a heatsink over each slot.","sata_port_count":"6 x SATA 6Gb/s ports. Supports RAID 0, 1, 10.","rear_ports":"Back panel: 2 x USB 3.2 Gen 2 ports (1 Type-A and 1 USB Type-C), 4 x USB 3.2 Gen 1 Type-A, 2 x USB 2.0, 1 x Wi-Fi module, 1 x DisplayPort (1.2 in the Graphics row), 1 x HDMI, 1 x Intel I225-V 2.5G Ethernet, 1 x optical S/PDIF out, 5 x audio jacks and 1 x BIOS FlashBack button. The page writes HDMI without a version. The manual writes HDMI 2.1. Graphics specifications may vary between CPU types. No USB power output or video mode is stated for the Type-C port, so dp_alt_mode is left out.","usb_headers":"Internal I/O: 1 x USB 3.2 Gen 1 header supports 2 additional USB 3.2 Gen 1 ports and 2 x USB 2.0 headers support 4 additional USB 2.0 ports. No front USB-C header is listed.","fan_header_count":"1 x 4-pin AIO_Pump header, 1 x 4-pin CPU fan header, 1 x 4-pin CPU_OPT fan header and 3 x 4-pin chassis fan headers.","argb_header_count":"1 x Addressable Gen 2 header (3-pin).","rgb_header_count":"2 x AURA RGB headers (4-pin).","ethernet_controllers":"1 x Intel I225-V 2.5Gb Ethernet with ASUS LANGuard. The suffix V is left out.","wifi":"The back panel lists a Wi-Fi module and the Wireless row lists Wi-Fi 6E with Bluetooth v5.2.","wifi_standard":"2x2 Wi-Fi 6E (802.11 a/b/g/n/ac/ax).","wifi_bands":"Supports 2.4/5/6GHz frequency band. The 6 GHz regulation may vary between countries and the function is ready in Windows 11 or later.","bluetooth_version":"Bluetooth v5.2.","audio_codec":"ROG SupremeFX 7.1-Channel High Definition Audio CODEC S1220A, with 120 dB SNR playback and 113 dB SNR recording. The maker names no chip maker. Stored as the maker writes it.","bios_flashback":"Back panel: 1 x BIOS FlashBack button. Special features: BIOS FlashBack button and LED.","clear_cmos_button":"Internal I/O: 1 x Clear CMOS header. The back panel list has only the BIOS FlashBack button.","post_code_display":"Q-Design lists Q-LED with four status LEDs (DRAM, CPU, VGA and boot device). No two-digit display is listed.","onboard_power_button":"The internal connector and special feature lists have no onboard power or reset button.","dual_bios":"BIOS: 256 Mb Flash ROM, UEFI AMI BIOS. Dual BIOS is not stated.","preinstalled_io_shield":"ASUS EZ DIY lists a pre-mounted I/O shield.","in_the_box":"Accessories list as published."}},{"url":"https://rog.asus.com/motherboards/rog-strix/rog-strix-b550-f-gaming-wifi-ii-model/","kind":"manufacturer_page","accessed":"2026-10-15","fields":["series","segment","manufacturer_url","pcb_layers","rgb_lighting","vrm_layout","vrm_vcore_power_stages","ram_max_speed_mts","m2_slots","preinstalled_io_shield"],"notes":{"series":"The page sits in the ROG Strix line, under Gaming Motherboards.","segment":"ROG Strix is ASUS's gaming board line, and the page is listed under Gaming Motherboards.","manufacturer_url":"ASUS ROG product page for the ROG STRIX B550-F GAMING WIFI II.","pcb_layers":"Six-layer PCB: the 6-layer PCB quickly dissipates heat around the VRM.","rgb_lighting":"The spec overview lists I/O Zone Aura lighting. The Aura text says the board has built-in Aura technology with full RGB control for embedded RGB LEDs and for strips on the onboard RGB headers.","vrm_layout":"Teamed power stages: 12+2 power stages combine high-side and low-side MOSFETs and drivers into a single package, with ASUS DIGI+ power control. No amp rating or controller part is named.","vrm_vcore_power_stages":"The first number of 12+2 is the Vcore rail. The page calls the stages teamed. They are counted as stages.","ram_max_speed_mts":"The spec overview lists DDR4 5100MHz+ with dual channel.","m2_slots":"The overview lists dual M.2 heatsinks and says both M.2 slots take up to type 22110.","preinstalled_io_shield":"The patented I/O shield comes pre-mounted."}},{"url":"https://doc.moyo.ua/13113185_1666793471.pdf","kind":"manual","accessed":"2026-10-15","fields":["manual_url","release_date","model_numbers","cpu_socket","motherboard_chipset","supported_cpu_series","motherboard_form_factor","dimensions_mm","cpu_power_connectors","supplemental_pcie_power","ram_type","ram_slot_count","ram_max_gb","ram_max_speed_mts","ram_ecc","expansion_slots","m2_slots","sata_port_count","rear_ports","usb_headers","fan_header_count","argb_header_count","rgb_header_count","ethernet_controllers","wifi","wifi_standard","wifi_bands","bluetooth_version","audio_codec","bios_flashback","clear_cmos_button","post_code_display","dual_bios","preinstalled_io_shield","in_the_box","back_connect_design"],"notes":{"manual_url":"ASUS user manual E18592, First Edition, August 2021, 72 pages, in a copy on doc.moyo.ua. ASUS's own download link was not found. The copy matches the ASUS spec page.","release_date":"The manual is the First Edition of August 2021, and its PDF was created on 2021-08-13. No retail date was read. A Pangoly listing seen in a search result gives first availability in 2021-09, and the main team's pick list gives 2021-09. The month is approximate.","model_numbers":"Manual cover: ROG STRIX B550-F GAMING WIFI II.","cpu_socket":"Specifications summary: AMD AM4 Socket.","motherboard_chipset":"Specifications summary: AMD B550 Chipset.","supported_cpu_series":"Specifications summary: AMD Ryzen 5000 and 3000 Series and 5000 and 4000 G-Series Desktop Processors. The manual refers to www.asus.com for the CPU support list. Read on 2026-10-15.","motherboard_form_factor":"Specifications summary: ATX Form Factor, 12 inch x 9.6 inch (30.5 cm x 24.4 cm).","dimensions_mm":"12 inch x 9.6 inch (30.5 cm x 24.4 cm). The 244 mm side is the width.","cpu_power_connectors":"Internal I/O connectors: 1 x 24-pin Main Power, 1 x 8-pin +12V Power and 1 x 4-pin +12V Power connector.","supplemental_pcie_power":"The internal connector list has no extra slot power connector.","ram_type":"Specifications summary: 4 x DIMM, Max. 128GB, DDR4.","ram_slot_count":"4 x DIMM.","ram_max_gb":"Max. 128GB.","ram_max_speed_mts":"Specifications summary: Ryzen 5000 and 3000 Series up to 4800(O.C.) MHz, and Ryzen 5000 and 4000 G-Series up to 5100(O.C) MHz. The higher figure is stored.","ram_ecc":"ECC memory (ECC mode) support varies by CPU.","expansion_slots":"Specifications summary and the shared bandwidth table: PCIEX16_2 shares bandwidth with PCIEX1_1, PCIEX1_2 and PCIEX1_3. When it runs x4, the three x1 slots are disabled.","m2_slots":"Specifications summary and item 6 of the board overview: M.2_1 supports PCIe 4.0 x4 and SATA modes, M.2_2 supports PCIe 3.0 x4 and SATA modes, both for type 2242/2260/2280/22110. When M.2_2 is populated, SATA6G_5/6 are disabled. The installation section uses screws, with a bundled M.2 SSD screw package, so no screwless latch is listed.","sata_port_count":"6 x SATA 6Gb/s ports.","rear_ports":"Back Panel I/O Ports as on the spec page. The Graphics row says 1 x DisplayPort 1.2 and 1 x HDMI 2.1, and graphics specifications may vary between CPU types.","usb_headers":"1 x USB 3.2 Gen 1 header for 2 ports and 2 x USB 2.0 headers for 4 ports.","fan_header_count":"The fan header table lists CPU_FAN, CPU_OPT, CHA_FAN1 to 3 and AIO_PUMP, each rated 1 A (12 W).","argb_header_count":"1 x Addressable Gen 2 header.","rgb_header_count":"2 x AURA RGB headers.","ethernet_controllers":"1 x Intel I225-V 2.5Gb Ethernet.","wifi":"Wireless and Bluetooth: Wi-Fi 6E, 2x2, and 1 x ASUS Wi-Fi Module on the back panel.","wifi_standard":"2x2 Wi-Fi 6E (802.11 a/b/g/n/ac/ax).","wifi_bands":"Supports 2.4/5/6GHz frequency band.","bluetooth_version":"Bluetooth v5.2.","audio_codec":"ROG SupremeFX 7.1-Channel High Definition Audio CODEC S1220A.","bios_flashback":"Back panel I/O lists 1 x BIOS FlashBack button.","clear_cmos_button":"The back panel list has no clear CMOS button. The internal list has a Clear CMOS header.","post_code_display":"ASUS Q-LED with four LEDs (DRAM, CPU, VGA, boot device). No Q-Code display.","dual_bios":"256 Mb Flash ROM. Dual BIOS is not stated.","preinstalled_io_shield":"Special features, ASUS EZ DIY: Pre-mounted I/O shield.","in_the_box":"Package contents, chapter 1.","back_connect_design":"The connector layout in chapter 1 shows the usual front-side power, fan and USB connectors. The board is not a back-connect design."}},{"url":"https://www.amd.com/en/products/processors/chipsets/am4.html","kind":"manufacturer_page","accessed":"2026-10-15","fields":["cpu_overclocking"],"notes":{"cpu_overclocking":"AMD's AM4 chipset table lists overclocking enabled for the B550. This is the chip maker's page, not the board maker's."}},{"url":"https://www.startech.com.bd/asus-rog-strix-b550-f-gaming-wifi-ii-motherboard","kind":"retailer","accessed":"2026-10-15","fields":["warranty_years","status","rear_ports"],"notes":{"warranty_years":"Warranty information: 3 years manufacturing warranty. The market is Bangladesh.","status":"The listing shows a price of 23,300 BDT on 2026-10-15.","rear_ports":"The page copies ASUS's spec, with HDMI 2.1 and DisplayPort 1.2 in the Graphics row."}},{"url":"https://www.paradigit.ie/asus-rog-strix-b550-f-gaming-wifi-ii-amd-b550-socket-am4-atx/21175029/product","kind":"retailer","accessed":"2026-10-15","fields":["model_numbers","rear_ports","ethernet_controllers","bluetooth_version"],"notes":{"model_numbers":"Product number manufacturer: 90MB19V0-M0EAY0.","rear_ports":"HDMI version 2.1 and DisplayPort version 1.2.","ethernet_controllers":"LAN controller: Intel I225-V.","bluetooth_version":"Bluetooth version 5.2."}},{"url":"https://directcomputers.co.uk/fr/products/asus-rog-strix-b550-f-gaming-wifi-ii-amd-b550-am4-atx-4-ddr4-hdmi-dp-ax-wi-fi-6e-2-5gb-lan-rgb-lighting-2x-m-2","kind":"retailer","accessed":"2026-10-15","fields":["gtins","model_numbers"],"notes":{"gtins":"The page's product data lists gtin13 4711081453314 for SKU 90mb19v0-m0eay0.","model_numbers":"SKU 90MB19V0-M0EAY0. 90MB19V0-M0AAY0 comes from the main team's pick list, which gives it as a model number of the same board. No page that could be opened lists it."}},{"url":"https://www.voelkner.de/products/5760723/Asus-ROG-STRIX-B550-F-GAMING-WIFI-II-Mainboard-Sockel-PC-AMD-AM4-Formfaktor-Details-ATX-Mainboard-Chipsatz-AMD-B550.html","kind":"retailer","accessed":"2026-10-15","fields":["gtins","model_numbers"],"notes":{"gtins":"The listing carries EAN 4711081453314 for part number 90MB19V0-M0EAY0 and the UPC 195553453318 in its keywords.","model_numbers":"Part number 90MB19V0-M0EAY0."}},{"url":"https://888lots.com/item/asus-rog-strix-b550-f-gaming-wifi-ii-amd-socket-am4-atx-ddr4-888-b09lvqcmk4-us","kind":"retailer","accessed":"2026-10-15","fields":["gtins"],"notes":{"gtins":"The Amazon catalog record for ASIN B09LVQCMK4 lists UPC 195553453318 and EAN 4711081453314 for the same board. The two codes differ and may be regional barcodes. Both are stored. The UPC check digit is valid. It is stored with 12 digits, as the sources print it."}},{"url":"https://www.eneba.com/hub/?p=107266","kind":"review_site","accessed":"2026-10-15","fields":["status"],"notes":{"status":"Affiliate review of 2026-08-06 says the board is number 2 on Amazon's Computer Motherboards best-seller list at $137. No tests or measurements are used from it."}}],"fields_filled":57,"updated":"2026-10-15"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}