ASUS RT-AX57M

abgn+ac+ax (AX3000)
AX3000 Dual Band WiFi 6 Extendable Router
Homepage	Product page
Wikipedia	Asus routers
3rd Party Firmware
dd-wrt	Status Unknown
OpenWrt	Supported
Tomato any flavor	Incompatible
Gargoyle	Status Unknown
Platform
Brand • Model • Rev	ASUS RT-AX57M
FCC ID	none specified
Type	wireless router
CPU1 Y	MediaTek MT7981B
CPU1 Type	ARM Cortex-A53
CPU1 Speed	1.3 GHz ( 2 cores ) 64-bit
Flash1 Chip	Winbond W25N01KVZEIR
Flash1 Size	128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br /> (SPI NAND)
RAM1 Size	256 MiB268,435,456 B <br />2,097,152 Kib <br />262,144 KiB <br />2,048 Mib <br />0.25 GiB <br /> (DDR3L)
RAM1 Chip	Winbond W632GU6NB-09
ETH chip1	MediaTek MT7981B
Switch	MediaTek MT7531AE
Ethernet Port Count	1-1GbE-WAN 4-1GbE-LAN
Wired Standard	IEEE 802.3i/3u/3ab
802dot11 OUI: none specified
Stock bootloader	U-Boot
Expansion IF types	none specified
Power	12 VDC, 1.5 A
Connector type	barrel
Serial Port (UART)	yes, 3.3V TTL, (115200 8N1)
Other
3rd Party Firmware Support	OpenWrt • (List | Dev | DLs)
Radio 1
Chip1	MediaTek MT7981B
Chip2	MediaTek MT7976DAN
Wireless interface OUI	none specified
Antenna Connector Type	none specified
MIMO status	2x2:2
Wireless Standard	IEEE 802.11b/g/n/ax
802.11ax	up to 574 Mbps
802.11n	up to 300 Mbps
802.11g	up to 54 Mbps
802.11b	up to 11 Mbps
WiFi Operating Frequency	2.4 GHz
Radio 2
Chip1	MediaTek MT7981B
Chip2	MediaTek MT7976DAN
Wireless interface OUI	none specified
Antenna Connector Type	none specified
MIMO status	2x2:2
Wireless Standard	IEEE 802.11a/n/ac/ax
AX-QAM	up to 2402 Mbps
802.11ax	up to 1801 Mbps
802.11ac	up to 867 Mbps
802.11n	up to 300 Mbps
802.11a	up to 54 Mbps
WiFi Operating Frequency	5 GHz

For a list of all currently documented MediaTek chipsets with specifications, see MediaTek.

For a list of all currently documented ASUS devices with specifications, see ASUS.

• 574 Mbps - 2SS 2.4GHz 802.11ax (40MHz chan., 1024QAM),

• 2402 Mbps - 2SS 5GHz 802.11ax (160MHz chan., 1024QAM) = AX3000 class

Flashing

Flashing OpenWrt

On the OpenWrt ToH (techdata entry)
On the OpenWrt Wiki

Target: mediatek
Subtarget: filogic
Package architecture: aarch64_cortex-a53
Supported Since Commit
Support started version: 25.12.0
Current supported version: 25.12.5

LAN Hardware: MediaTek MT7531AE
WLAN Hardware: MediaTek MT7981B, Mediatek MT7976DAN
WLAN Comment: MIMO 2x2:2 on both bands
Installation method(s):
see git-commit
Recovery method(s):
see git-commit
Comment:
Multiple models with identicle hardware and firmware images: RT-AX57M / RT-AX54HP V2 / RT-AX1800HP V2 / RT-AX1800S V2 / RT-AX3000S

RT-AX57M
RT-AX54HP V2
RT-AX1800HP V2
RT-AX1800S V2
RT-AX3000S
All above model use the same firmware and have identical hardware (as per commit)

git • >>

mediatek: filogic: Add support ASUS RT-AX57M ASUS RT-AX57M, RT-AX54HP V2, RT-AX1800HP V2, RT-AX1800S V2, and RT-AX3000S all use the same firmware and have identical hardware Hardware -------- SOC: MediaTek MT7981b RAM: 256MB DDR3L (Winbond W632GU6NB-09) FLASH: 128MB SPI-NAND (Winbond W25N01KVZEIR) WIFI: Mediatek MT7981b + Mediatek MT7976DAN 802.11ax 2.4/5 GHz ETH: MediaTek MT7531AE Switch UART: 3V3 115200 8N1 (Pinout silkscreened / Do not connect VCC) MAC addresses ------------- LAN Label MAC (stored in mtd ubi Factory partition at offset 0x4) WAN LAN 2.4G LAN + 2 in first octet 5G LAN Installation ----------------------------------------------------------- Vendor-UI Method ----------------------------------------------------------- 1. Download the OpenWrt initramfs.trx image. 2. Connect the PC via LAN to one of the yellow router ports and wait until your PC to get a DHCP lease. 3. Browse to http://192.168.1.1 (or whatever your router IP is configured as) 4. If your router is brand new, finish the setup process and log into the Web-UI. 5. Navigate to Administration -> Firmware Upgrade and upload the downloaded OpenWrt initramfs.trx image. 6. Wait for OpenWrt to boot. Open the default OpenWrt IP in a web browser and perform a system upgrade using the sysupgrade image as instructed in the top banner. --------------------------------------------------------------------------- Revert to stock firmware: 1: Install package facinstall -> https://forum.openwrt.org/t/facinstall-package-for-easy-installation-factory-images/177587 2. Install Asus stock trx image via OpenWRT LuCI interface.