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B840MT-E | A620MS-E
1.2 Specifications
Specifications
CPU Support
Socket AM5 support AMD® Ryzen™ 9000 / 8000 / 7000 series Processors
Support for future AMD Ryzen processors with BIOS update
* Please refer to www.biostar.com.tw for CPU support list.
Chipset
B840MT-E
AMD® B840
A620MS-E
AMD® A620A
Memory
AMD Ryzen 9000 / 8000 / 7000 Series Processors:
Supports Dual Channel DDR5 - 8000+(OC) MT/s, Non-ECC, Un-buffered Memory
2 x DDR5 DIMM Memory Slot, Max. Supports up to 128 GB Memory
Support Intel® Extreme Memory Profile (XMP) memory modules and AMD EXTended Profiles for
Overclocking (EXPO) memory modules
* Please refer to www.biostar.com.tw for Memory support list.
— Total support 1 x M.2 Socket and 2 x SATA (6Gb/s) ports
AMD Ryzen 9000 / 8000 / 7000 Series Processors
1 x M.2 (Key M2) Socket (M2M_CPU):
Storage
Support M.2 Type 2242/2260/2280 SSD module
Support PCIe 4.0 x 4 (64Gb/s) - NVMe SSD
2 x SATA III Connector (6Gb/s):
Supports AHCI & RAID 0, 1, 10
RAID
Supports RAID 0, 1, 10 for SATA storage devices
LAN
Realtek® RTL8111H
10/ 100/ 1000 Mb/s auto negotiation, Half / Full duplex capability
Audio Codec
Realtek® ALC897
7.1 Channels, High Definition Audio, Hi-Fi (Front)
USB
B840MT-E
1 x USB 3.2 (Gen2) Type-C port
(1 via internal header)
6 x USB 3.2 (Gen1) port
(4 on rear I/O and 2 via internal header)
6 x USB 2.0 port
(2 on rear I/O and 4 via internal header)
A620MS-E
6 x USB 3.2 (Gen1) port
(4 on rear I/O and 2 via internal header)
6 x USB 2.0 port
(2 on rear I/O and 4 via internal header)
Expansion Slots
AMD Ryzen 9000 / 8000 / 7000 Series Processors
1 x PCIe 4.0 x16 Slot (x16 mode)
AMD B840/A620A Chipset
1 x PCIe 3.0 x1 Slot (x1 mode)
Rear I/Os
2 x WiFi Antenna Port
4 x USB 3.2 (Gen1) Port
2 x USB 2.0 Port
1 x Gigabit LAN port
3 x Audio Jack
1 x SMART BIOS UPDATE Button
1 x SMART BIOS USB Port
1 x HDMI® Port (HDMI®2.1)
1 x DP Port (DP1.2)
Chapter 1: Introduction | 5