MikroTik RouterBOARD hEX v3 (RB750Gr3)

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Gigabit Ethernet Router
Homepage Product page
WikiDevi.wi-cat.ru MikroTik RouterBOARD hEX v3 (RB750Gr3)
3rd Party Firmware
dd-wrt Status Unknown
OpenWrt Supported
Tomato any flavor Incompatible
Gargoyle Status Unknown
Platform
Brand • Model • Rev MikroTik RouterBOARD hEX v3
Model Part Number RB750Gr3
Board ID 48RGEM02.0GALPC
Type router
CPU1 checkY MediaTek MT7621AT
CPU1 Type MIPS 1004Kc
CPU1 Speed 880 MHz ( 2 cores ) 16-bit
Flash1 Chip Winbond W25Q128FVSG
Flash1 Size 16 MiB 16,777,216 B <br />131,072 Kib <br />16,384 KiB <br />128 Mib <br />0.0156 GiB <br />
RAM1 Size 256 MiB 268,435,456 B <br />2,097,152 Kib <br />262,144 KiB <br />2,048 Mib <br />0.25 GiB <br />
RAM1 Chip Nanya NT5CB128M16IP-DI
ETH chip1 MediaTek MT7621AT
Switch MediaTek MT7621AT
Ethernet Port Count 1-1GbE-WAN
4-1GbE-LAN
Wired Standard IEEE 802.3i/3u/3ab

Ethernet OUI: 6C:3B:6B (6 E, 2 W)

Stock bootloader RouterBOOT
Stock FW OS RouterOS Level 4
Expansion IF types USB 2.0, MicroSD Card slot
USB ports 1
SD/MMC Slots 1
USB Hub Compatible Untested
PoE Passive
Power 8-30 VDC, ? A
Connector type barrel
Serial Port (UART) yes, (115200 8N1)
JTAG Port no

Flags:
MicroSD Card slot

Other

Default IP address: 192.168.88.1
the IP 192.168.88.1 is used by 49 additional devices
of which 48 are MikroTik devices
Default login user: admin
Default login password: blank
admin:blank credentials used by 398 additional devices
of which 40 are MikroTik devices

Manuf/OEM/ODM Wistron NeWeb RG-EM02 A
3rd Party Firmware Support OpenWrt • (List | Dev | DLs)
, Padavan (unofficially)
Retail
(Est.) release date October 2016
(Est.) initial retail price (in USD): $60
 CPU1 brandFLA1RAM1
MikroTik RouterBOARD hEX (RB750Gr2)Qualcomm Atheros16 MiB16,777,216 B <br />131,072 Kib <br />16,384 KiB <br />128 Mib <br />0.0156 GiB <br />64 MiB67,108,864 B <br />524,288 Kib <br />65,536 KiB <br />512 Mib <br />0.0625 GiB <br />
MikroTik RouterBOARD hEX PoE lite (RB750UPr2)Qualcomm Atheros16 MiB16,777,216 B <br />131,072 Kib <br />16,384 KiB <br />128 Mib <br />0.0156 GiB <br />64 MiB67,108,864 B <br />524,288 Kib <br />65,536 KiB <br />512 Mib <br />0.0625 GiB <br />
MikroTik RouterBOARD hEX S (E60iUGS)Airoha128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br />512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br />
MikroTik RouterBOARD hEX S (RB760iGS)MediaTek16 MiB16,777,216 B <br />131,072 Kib <br />16,384 KiB <br />128 Mib <br />0.0156 GiB <br />256 MiB268,435,456 B <br />2,097,152 Kib <br />262,144 KiB <br />2,048 Mib <br />0.25 GiB <br />
MikroTik RouterBOARD hEX lite (RB750r2)Qualcomm Atheros16 MiB16,777,216 B <br />131,072 Kib <br />16,384 KiB <br />128 Mib <br />0.0156 GiB <br />64 MiB67,108,864 B <br />524,288 Kib <br />65,536 KiB <br />512 Mib <br />0.0625 GiB <br />
MikroTik RouterBOARD hEX refresh (E50UG)Airoha128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br />512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br />
MikroTik RouterBOARD hEX v3 (RB750Gr3)MediaTek16 MiB16,777,216 B <br />131,072 Kib <br />16,384 KiB <br />128 Mib <br />0.0156 GiB <br />256 MiB268,435,456 B <br />2,097,152 Kib <br />262,144 KiB <br />2,048 Mib <br />0.25 GiB <br />

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

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

Overview

"48RGEM02.0GALPC", "MikroTik hEX v3" and "1633" is silkscreened on the board.

See also: Wistron NeWeb and MikroTik

Links of Interest

Datasheet
  • MikroTik RouterBOARD hEX v3 (RB750Gr3):
 • On the OpenWrt ToH (techdata entry)


Forum threads

MikroTik RouterBOARD hEX v3 (RB750Gr3) - Gigabit Ethernet Router
RB750Gr3 (hEX v3) - 5x GbE ports, 16/256MB, RouterOS L4 (6.36.1)
CPU: MediaTek MT7621A @880MHz Dual Core (MIPS 1004Kc V2.15)
1x USB 2.0, microSD Card slot, Flash (SPI), RAM Nanya (DDR3)
OUI: 6C:3B:6B, "48RGEM02.0GALPC", "1633" (WNC)

Reviews

Flashing

Flashing OpenWrt

Target: ramips
Subtarget: mt7621
Package architecture: mipsel_24kc
Supported Since Commit
Support started version: 19.07.0
Current supported version: 25.12.2
LAN Hardware: MediaTek MT7621AT
WLAN Comment: No WLAN
Installation method(s):
Mikrotik TFTP
Recovery method(s):
Mikrotik TFTP
git • >> 
ramips: add RB750Gr3 native support
This patch adds support of MikroTik RouterBOARD 750Gr3, without the need
to reflashing the bootloader.

Installation through RouterBoot follows the usual MikroTik method
https://openwrt.org/toh/mikrotik/common

Since the image isn't compatible with RouterBOARD 750Gr3 installations
which have replaced the bootloader, the former used userspace boardname
is not added to the SUPPORTED_DEVICES, to prevent a brick while trying
to upgrade to the image with native support.

See also

Powerful small size OEM board with one GbE LAN and one miniPCIe slot
CPU: MediaTek MT7621A (@880MHz, 2 cores), 3G/LTE modem supports
Flash: 16MB, RAM: 256MB, 1x GbE LAN, 1x PCIe, 1x Mini SIM Card slot
Powerful OEM board with three GbE LAN and two miniPCIe slots
CPU: MediaTek MT7621A (@880MHz, 2 cores), USB 3.0, M.2 (Key M)
Flash: 16MB, RAM: 256MB, 3x GbE LAN, 2x PCIe, 2x Mini SIM Card slot
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