{"data":{"slug":"asrock-b860-pro-a-wifi","type":"motherboard","brand":"ASRock","name":"B860 Pro-A WiFi","aliases":["ASRock B860 Pro-A WiFi","B860 PRO-A WIFI"],"release_date":"2025-01","url":"https://arkivo.dev/motherboards/asrock-b860-pro-a-wifi","specs":{"series":"Pro","model_numbers":["B860 Pro-A WiFi","90-MXBRL0-A0UAYZ"],"gtins":["4711581490253"],"announce_date":null,"status":"available","predecessor":null,"successor":null,"launch_price_usd":null,"launch_price_eur":null,"markets":null,"colors":null,"manufacturer_url":"https://www.asrock.com/MB/Intel/B860%20Pro-A%20WiFi/index.asp","spec_sheet_url":"https://www.asrock.com/MB/Intel/B860%20Pro-A%20WiFi/Specification/index.asp","manual_url":"https://download.asrock.com/Manual/B860%20Pro-A%20WiFi.pdf","eprel_registration_number":null,"warranty_years":3,"segment":"mainstream","board_revision":null,"cpu_socket":"LGA1851","motherboard_chipset":"Intel B860","supported_cpu_series":["Intel Core Ultra (Series 2)"],"cpu_overclocking":false,"motherboard_form_factor":"atx","dimensions_mm":{"width_mm":244,"height_mm":305},"pcb_layers":null,"back_connect_design":false,"rgb_lighting":null,"vrm_layout":"10+1+1+1+1","vrm_vcore_power_stages":10,"vrm_vcore_stage_rating_a":null,"vrm_controller":"Richtek RT3638AJ","cpu_power_connectors":"8+8 pin","supplemental_pcie_power":false,"ram_type":"ddr5","ram_slot_count":4,"ram_max_gb":256,"ram_max_speed_mts":8666,"ram_ecc":false,"cudimm_support":true,"expansion_slots":[{"slot_type":"pcie_x16","electrical_lanes":16,"pcie_gen":5,"connected_to":"cpu","count":1},{"slot_type":"pcie_x16","electrical_lanes":4,"pcie_gen":4,"connected_to":"chipset","count":1}],"pcie_x16_slot_count":2,"pcie_x16_gen_max":5,"m2_slots":[{"slot":"M2_1","pcie_gen":5,"pcie_lanes":4,"connected_to":"cpu","form_factor":"m2_2280","sata":false,"heatsink":true,"shares_lanes_with":null},{"slot":"M2_2","pcie_gen":4,"pcie_lanes":4,"connected_to":"chipset","form_factor":"m2_2280","sata":false,"heatsink":false,"shares_lanes_with":null},{"slot":"M2_3","pcie_gen":4,"pcie_lanes":4,"connected_to":"chipset","form_factor":"m2_2280","sata":false,"heatsink":false,"shares_lanes_with":null}],"m2_slot_count":3,"m2_pcie5_slot_count":1,"sata_port_count":4,"rear_ports":[{"type":"displayport","version":"DisplayPort 1.4","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":"usb_c","version":"USB 3.2 Gen 2x2","count":1,"max_gbps":20,"tb_usb4":null,"power_out_w":null,"dp_alt_mode":false},{"type":"usb_a","version":"USB 3.2 Gen 1","count":6,"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":"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":3,"max_gbps":null,"tb_usb4":null,"power_out_w":null,"dp_alt_mode":null}],"rear_usb_count":9,"rear_usb_c_count":1,"rear_usb_max_gbps":20,"has_thunderbolt":null,"usb_headers":[{"connector":"usb_c","max_gbps":5,"count":1,"ports":1,"power_out_w":null},{"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":5,"fan_header_count":7,"argb_header_count":3,"rgb_header_count":1,"ethernet_controllers":["Realtek RTL8125"],"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":"5.3","audio_codec":"Realtek ALC897","dac_chip":null,"bios_flashback":true,"clear_cmos_button":false,"post_code_display":false,"onboard_power_button":false,"dual_bios":false,"preinstalled_io_shield":false,"tool_free_features":["m2_latch"],"measured_vrm_temp_c":null,"measured_power_idle_w":null,"measured_power_cpu_stress_w":null,"in_the_box":["I/O Shield","2 x Serial ATA (SATA) Data Cables","2 x ASRock WiFi 2.4/5/6 GHz Antennas"]},"variants":[],"sources":[{"url":"https://download.asrock.com/Manual/B860%20Pro-A%20WiFi.pdf","kind":"manual","accessed":"2026-10-15","fields":["manual_url","model_numbers","series","cpu_socket","motherboard_chipset","supported_cpu_series","motherboard_form_factor","back_connect_design","cpu_power_connectors","supplemental_pcie_power","ram_type","ram_slot_count","ram_max_gb","ram_max_speed_mts","ram_ecc","cudimm_support","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","tool_free_features","in_the_box"],"notes":{"manual_url":"ASRock manual for the B860 Pro-A WiFi and the B860 Pro-A, Version 1.0, published December 2024, 70 pages. Items marked for the B860 Pro-A WiFi are used.","model_numbers":"Manual cover: B860 Pro-A WiFi. The part number 90-MXBRL0-A0UAYZ comes from the Paradigit and hinta.fi listings.","series":"The manual and the retail box name the line Pro. The box in the product photo reads PRO SERIES.","cpu_socket":"Section 1.2 CPU row: Intel Core Ultra Processors (Series 2) (LGA1851).","motherboard_chipset":"Section 1.2 Chipset row: Intel B860.","supported_cpu_series":"Section 1.2 CPU row: Supports Intel Core Ultra Processors (Series 2) (LGA1851). Paradigit's Icecat copy also says Series 1, which the maker does not. LGA1851 is a Series 2 socket. Read on 2026-10-15.","motherboard_form_factor":"Section 1.2 Platform row: ATX Form Factor.","back_connect_design":"The section 1.3 layout shows the usual front-side power, fan and USB connectors.","cpu_power_connectors":"Section 1.2 Connector row: 2 x 8 pin 12V Power Connectors (Hi-Density Power Connector).","supplemental_pcie_power":"The section 1.2 connector list has no extra slot power connector.","ram_type":"Section 1.2 Memory row: Dual Channel DDR5 Memory Technology.","ram_slot_count":"Section 1.2 Memory row: 4 x DDR5 DIMM Slots.","ram_max_gb":"Section 1.2 Memory row: Max. capacity of system memory: 256GB.","ram_max_speed_mts":"Section 1.2 Memory row: non-ECC, un-buffered memory up to 8666+(OC). Intel Core Ultra (Series 2) is the only CPU family of the board. The maker's page copy on Direct Computers gives 8666+ MHz (OC) for one single-rank module per channel (1DPC 1R) and 6800+ for 1DPC 2R. So 8666 is stored.","ram_ecc":"Section 1.2 Memory row: DDR5 non-ECC, un-buffered memory.","cudimm_support":"Section 1.2 Memory row: Supports Clocked Unbuffered DIMM (CUDIMM). The text does not mention a clock driver bypass mode.","expansion_slots":"Section 1.2 Expansion Slot row: PCIE1 is a PCIe 5.0 x16 slot in the CPU and runs x16. PCIE2 is a PCIe 4.0 x16 slot in the chipset and runs x4. The Key E M.2 socket for the Wi-Fi module is not listed.","m2_slots":"Section 1.2 Storage row: M2_1 (Blazing M.2, CPU) takes 2280 at PCIe Gen5x4. M2_2 (Hyper M.2, chipset) takes 2230/2242/2260/2280 at PCIe Gen4x4. M2_3 (Hyper M.2, chipset) takes 2280 at PCIe Gen4x4. The full list names no SATA mode for the slots. The section 2.17 install guide shows a heatsink to remove on M2_1. Sections 2.18 and 2.19 show none. The manual states no lane sharing.","sata_port_count":"Section 1.2 Storage row: 4 x SATA3 6.0 Gb/s connectors.","rear_ports":"Section 1.2 Rear Panel I/O and section 1.4: 1 HDMI, 1 DisplayPort 1.4, 1 USB 3.2 Gen2x2 Type-C (20 Gb/s), 6 USB 3.2 Gen1, 2 USB 2.0, 1 RJ-45 (2.5 Gigabit LAN), 3 HD audio jacks (Line in, Front Speaker, Microphone), the BIOS Flashback button and 2 antenna ports. HDMI is HDMI 2.1 (TMDS/FRL 8G compatible). The graphics row names only the HDMI and DisplayPort outputs, so the Type-C port has no DisplayPort alternate mode.","usb_headers":"Section 1.2 Connector row: 1 front panel Type C USB 3.2 Gen1 header, 1 USB 3.2 Gen1 header for 2 ports and 2 USB 2.0 headers for 4 ports. The manual states no power output for the Type-C header.","fan_header_count":"Section 1.2 Connector row: 2 CPU fan connectors, 4 chassis fan connectors and 1 AIO pump fan connector.","argb_header_count":"Section 1.2 Connector row: 3 x Addressable LED Headers.","rgb_header_count":"Section 1.2 Connector row: 1 x RGB LED Header (up to 12V/3A).","ethernet_controllers":"Section 1.2 LAN row: Dragon RTL8125BG, 2.5 Gigabit LAN. The suffix letters are left out.","wifi":"Section 1.2 and 1.6: the B860 Pro-A WiFi comes with an 802.11axe Wi-Fi 6E module and two antennas. The module chip is not named.","wifi_standard":"Section 1.2 Wireless LAN row: 802.11axe Wi-Fi 6E Module, IEEE 802.11a/b/g/n/ac/ax/axe.","wifi_bands":"Section 1.2: dual-band 2x2 with extended 6GHz band support. A 6GHz router is needed for 6E and Windows 11 only.","bluetooth_version":"Section 1.2 Wireless LAN row: Supports Bluetooth 5.3.","audio_codec":"Section 1.2 Audio row: 7.1 CH HD Audio (Realtek ALC897 Audio Codec).","bios_flashback":"Sections 1.4 and 2.15: the BIOS Flashback button on the rear panel updates the BIOS without powering on the system, even without a CPU.","clear_cmos_button":"The rear panel list has no button. Clear CMOS is a jumper (CLRMOS1, section 2.12).","post_code_display":"Section 2.14: the Post Status Checker is four LEDs for CPU, DRAM, VGA and BOOT, and not a two-digit display.","onboard_power_button":"Section 2.15: the motherboard has one smart button, the BIOS Flashback button. The board has no power button.","dual_bios":"The BIOS feature row lists AMI UEFI Legal BIOS and the block diagram shows one 256Mb flash ROM. Dual BIOS is not stated.","preinstalled_io_shield":"Section 1.1 package contents list 1 x I/O Shield and section 2.5 explains installing it.","tool_free_features":"Sections 2.17 to 2.19: the M.2 install guides use a nut lock that is turned clockwise to lock a module in place without a screw. The M2_1 heatsink needs a screwdriver. The manual names no PCIe release button. The antennas are turned on to antenna ports, so there is no push-on antenna connector.","in_the_box":"Section 1.1 package contents. The SATA cables and antennas are marked Optional in the manual. The one M.2 screw is for the B860 Pro-A only."}},{"url":"https://directcomputers.co.uk/collections/intel-motherboards/products/asrock-b860-pro-a-wifi-intel-1851-socket-motherboard-atx-4x-ddr5-slots-3x-m-2-sockets-2x-usb-c-port-2-5gbe-lan-wi-fi-6e-1x-displayport-1x-hdmi-port","kind":"retailer","accessed":"2026-10-15","fields":["vrm_layout","ram_max_speed_mts","cudimm_support","supported_cpu_series","in_the_box","dimensions_mm"],"notes":{"vrm_layout":"The page copies the maker's Key Features: 10+1+1+1+1 Power Phase, Dr.MOS for VCore+GT+SA. The maker's overview heading says 10 + 1 + 1 Power Phase Design + Dr.MOS. The first number is the same.","ram_max_speed_mts":"The copy of the maker's memory table reads 1DPC 1R up to 8666+ MHz (OC), 5600 MHz natively. The listing's overview says up to 8666+ (OC).","cudimm_support":"The copy of the maker's spec reads Supports Clocked Unbuffered DIMM (CUDIMM).","supported_cpu_series":"The copy of the maker's spec reads Supports Intel Core Ultra Processors (Series 2) (LGA1851).","in_the_box":"Accessories: 1 x I/O Shield, 2 x SATA Data Cables and 2 x ASRock WiFi 2.4/5/6 GHz Antennas.","dimensions_mm":"The copy of the maker's Platform row reads ATX Form Factor: 12.0-in x 9.6-in, 30.5 cm x 24.4 cm, stored as 244 mm wide and 305 mm high. Paradigit's Icecat copy lists 305 x 244 mm."}},{"url":"https://geizhals.at/asrock-b860-pro-a-wifi-90-mxbrl-a0uayz-a3389994.html","kind":"spec_database","accessed":"2026-10-15","fields":["release_date","vrm_vcore_power_stages","vrm_controller","fan_header_count","argb_header_count","rgb_header_count","audio_codec","ethernet_controllers","segment"],"notes":{"release_date":"Geizhals lists the board since 2025-01-19, the first retail listing. Its manual files are dated 2025-01-19. The manual itself is dated December 2024. The B860 chipset boards launched in January 2025. The month is approximate.","vrm_vcore_power_stages":"VRM row: 10+1+1+1+1 with 10x 80A SiC659 DrMOS on VCORE and 11 virtual CPU phases (2x5+1). This is Geizhals' reading of the board. The 10 matches the maker's first number. The 80 A figure is not stored, since it is a reading of chip markings.","vrm_controller":"The PWM controller row reads RT3638AJ (max. 10 phases). The Richtek maker name is added from the RT part prefix. No review or maker document names the controller.","fan_header_count":"Cooling row: 2x CPU fan, 1x AIO pump and 4x fan, all 4-pin PWM.","argb_header_count":"Lighting row: 3x 3-pin ARGB.","rgb_header_count":"Lighting row: 1x 4-pin RGB.","audio_codec":"Audio row: Realtek ALC897.","ethernet_controllers":"Network row: Realtek RTL8125BG (2.5 Gb/s).","segment":"Geizhals puts the board in its own Mainstream class. The maker's line is ASRock Pro, which the schema help treats as mainstream."}},{"url":"https://hinta.fi/5130022/asrock-b860-pro-a-wifi/tuotetiedot?xa=1","kind":"spec_database","accessed":"2026-10-15","fields":["gtins","model_numbers"],"notes":{"gtins":"The product data lists GTIN/EAN 4711581490253 for the B860 Pro-A WiFi. Komputronik gives the same EAN.","model_numbers":"Manufacturer codes 90-MXBRL-A0UAYZ and 90-MXBRL0-A0UAYZ. The code with the 0 matches Paradigit and Geizhals."}},{"url":"https://www.komputronik.pl/product/954947/plyta-glowna-asrock-b860-pro-a-wifi.html","kind":"retailer","accessed":"2026-10-15","fields":["gtins"],"notes":{"gtins":"The listing gives EAN 4711581490253 and the producer code B860 Pro-A WiFi."}},{"url":"https://arvutitark.ee/en/pc-components/motherboards/asrock-b860-pro-a-wifi-lga1851-mb-1427200","kind":"retailer","accessed":"2026-10-15","fields":["warranty_years"],"notes":{"warranty_years":"The listing gives Warranty (months) 36 in Estonia."}},{"url":"https://www.paradigit.ie/asrock-b860-pro-a-wifi/21862542/product","kind":"retailer","accessed":"2026-10-15","fields":["model_numbers","audio_codec","ethernet_controllers"],"notes":{"model_numbers":"Product number manufacturer 90-MXBRL0-A0UAYZ.","audio_codec":"The spec table (an Icecat copy) lists Audio chip: Realtek ALC897.","ethernet_controllers":"LAN controller: Dragon RTL8125BG."}},{"url":"https://www.medcom.id/teknologi/review/GNl1M9Bb-asrock-b860-pro-a-wifi-ekonomis-untuk-intel-arrow-lake","kind":"review_site","accessed":"2026-10-15","fields":["m2_slots","preinstalled_io_shield","cpu_overclocking","cpu_power_connectors","vrm_layout"],"notes":{"m2_slots":"Review of 2026-06-11: the bundled M.2 heatsink is only on the main slot. The other two M.2 slots have none.","preinstalled_io_shield":"The review lists a separate I/O shield as a minus point.","cpu_overclocking":"The review lists no CPU overclocking as a minus point.","cpu_power_connectors":"The review says dual 8-pin EPS 12V Hi-Density connectors.","vrm_layout":"The review says 10+1+1+1+1 with Dr.MOS for VCore, GT and SA."}},{"url":"https://www.pugetsystems.com/labs/articles/z890-vs-b860-vs-h810/","kind":"press","accessed":"2026-10-15","fields":["cpu_overclocking"],"notes":{"cpu_overclocking":"The chipset table lists Overclocking for B860 as RAM only, and the text says the B860 chipset only supports memory overclocking. This is the chipset maker's feature as Puget reports it. It is not a board spec."}},{"url":"https://www.maxmybuild.com/motherboards/asrock-b860-pro-a-wifi","kind":"spec_database","accessed":"2026-10-15","fields":["status","m2_slots","fan_header_count","post_code_display"],"notes":{"status":"Amazon and Newegg list the board in stock on 2026-10-14.","m2_slots":"Lists a heatsink on slot 1 only, with 1 PCIe 5.0 x4 and 2 PCIe 4.0 x4 M.2 slots.","fan_header_count":"Lists 7 fan headers.","post_code_display":"Diagnostics: Debug LEDs, not a two-digit display."}},{"url":"https://www.asrock.com/MB/Intel/B860%20Pro-A%20WiFi/index.asp","kind":"manufacturer_page","accessed":"2026-10-15","fields":["manufacturer_url","spec_sheet_url"],"notes":{"manufacturer_url":"The maker's product page. asrock.com returned a bot check page, so it was not opened. The link is from the job's evidence.","spec_sheet_url":"The maker's specification tab at the same address. It was not opened. The Direct Computers copy and the manual state the same specifications."}}],"fields_filled":59,"updated":"2026-10-15"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}