Asrock

Mainboard EC266D4U micro-AATX Sockel 1700 DDR5-only Single - Mainboard - Intel Sockel 1700 (Core i) (EC266D4U)
Asrock

449,79 EUR
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Style: Motherboards
Product No.: 2101328444
Manufacturer No.: EC266D4U
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  "As-rock-B850 Riptide WiFi, Mainboard-Asrock-Hardware/Electronic" "Msi-Mag X870e Tomahawk Wifi, Mainboard-Msi-Hardware/Electronic" "Msi-MAG B850M MORTAR WIFI, Mainboard-Msi-Hardware/Electronic" "Asus-ROG CROSSHAIR X870E EXTREME, Mainboard-Asus-Hardware/Electronic"
 
Item number2101323970210132859221013988132101432797
On offer since25.01.202515.01.202508.05.202517.06.2025
Price198,59 EUR287,69 EUR205,59 EUR1.010,59 EUR
Weight2.35kg2.33kg2.14kg6.49kg
ManufacturerAsrockMsiMsiAsus
CategoryHardware/ElectronicHardware/ElectronicHardware/ElectronicHardware/Electronic
Processor manufacturerAMD AMD AMD AMD
Processor socketSocket AM5 Socket AM5 Socket AM5 Socket AM5
Compatible processor seriesAMD Ryzen 7000 Series
AMD Ryzen 8000 Series
AMD Ryzen 9000 Series 		AMD Ryzen 7000 Series
AMD Ryzen 8000 Series
AMD Ryzen 9000 Series 		AMD Ryzen 7000 Series
AMD Ryzen 8000 Series
AMD Ryzen 9000 Series 		AMD Ryzen 7000 Series
AMD Ryzen 8000 Series
AMD Ryzen 9000 Series
Supported processor socketsSocket AM5 Socket AM5 Socket AM5 Socket AM5
Supported memory typesDDR5-SDRAM DDR5-SDRAM DDR5-SDRAM DDR5-SDRAM
Number of memory slots4 4 4 4
Maximum internal memory256 GB256 GB256 GB256 GB
Memory slots typeDIMM DIMM DIMM DIMM
Memory channelsDual-channel Dual-channel Dual-channel Dual-channel
ECC ?ompatibilityECC & Non-ECC Non-ECC Non-ECC ECC & Non-ECC
Supported storage drive interfacesPCI Express 4.0
PCI Express 5.0
SATA III 		M.2
SATA III 		M.2
Micro SATA III 		M.2
SATA III
SlimSAS
Supported storage drive typesHDD & SSD HDD & SSD HDD & SSD HDD & SSD
Number of storage drives supported8 8 7 10
ITEMS
B850 Riptide WiFi, Mainboard
Mag X870e Tomahawk Wifi, Mainboard
MAG B850M MORTAR WIFI, Mainboard
ROG CROSSHAIR X870E EXTREME, Mainboard
USB 2.0 connectors2 4 4 2
USB 3.2 Gen 1 (3.1 Gen 1) connectors2 4 2 2
USB 3.2 Gen 2 (3.1 Gen 2) connectors0 1 1 1
Number of SATA III connectors4 4 4 4
CPU fan connectorYes Yes Yes Yes
USB 2.0 ports quantity4 4 0 0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity3 3 4 0
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity0 0 0 0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity2 2 3 8
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity2 1 2 2
Ethernet LAN (RJ-45) ports1 1 1 2
VGA (D-Sub) ports quantity0 0 0 0
HDMI ports quantity1 1 1 1
DVI-D ports quantity0 0 0 0
Wi-FiYes Yes Yes Yes
Ethernet LANYes Yes Yes Yes
Ethernet interface type2.5 Gigabit Ethernet 5 Gigabit Ethernet 5 Gigabit Ethernet 5 Gigabit Ethernet
10 Gigabit Ethernet
Top Wi-Fi standardWi-Fi 7 (802.11be) Wi-Fi 7 (802.11be) Wi-Fi 7 (802.11be) Wi-Fi 7 (802.11be)
Wi-Fi standards802.11a
802.11b
802.11g
Wi-Fi 4 (802.11n)
Wi-Fi 5 (802.11ac)
Wi-Fi 6 (802.11ax)
Wi-Fi 6E (802.11ax)
Wi-Fi 7 (802.11be) 		802.11a
802.11b
802.11g
Wi-Fi 4 (802.11n)
Wi-Fi 5 (802.11ac)
Wi-Fi 6 (802.11ax)
Wi-Fi 6E (802.11ax)
Wi-Fi 7 (802.11be) 		802.11a
802.11b
802.11g
Wi-Fi 4 (802.11n)
Wi-Fi 5 (802.11ac)
Wi-Fi 6 (802.11ax)
Wi-Fi 6E (802.11ax)
Wi-Fi 7 (802.11be) 		Wi-Fi 7 (802.11be)
BluetoothYes Yes Yes Yes
ITEMS
B850 Riptide WiFi, Mainboard
Mag X870e Tomahawk Wifi, Mainboard
MAG B850M MORTAR WIFI, Mainboard
ROG CROSSHAIR X870E EXTREME, Mainboard
Bluetooth version5.4 5.4 5.4 5.4
Component forPC PC PC PC
Motherboard form factorATX ATX micro ATX Extended ATX
Motherboard chipset familyAMD AMD AMD AMD
Motherboard chipsetAMD B850 AMD X870E AMD B850 AMD X870E
Audio output channels7.1 channels7.1 channels7.1 channels7.1 channels
PCI Express x16 (Gen 4.x) slots1 1 1 2
PCI Express x16 (Gen 5.x) slots1 1 1 2
Number of M.2 (M) slots4 4 3 5
1st M.2 largest key size2280 22110 2280 22110
1st M.2 highest PCI Express generation5.0 5.0 5.0 5.0
2nd M.2 largest key size2280 2280 2280 2280
2nd M.2 highest PCI Express generation4.0 5.0 5.0 5.0
3rd M.2 largest key size2280 2280 2280 22110
3rd M.2 highest PCI Express generation4.0 4.0 4.0 5.0
Width305 mm243.8 mm243.8 mm305 mm
Depth244 mm304.8 mm243.8 mm277 mm

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