1.
2 Specifications
Platform • Mini-STX Form Factor
• Solid Capacitor design
CPU • Supports AMD AM4 Socket CPUs (Renoir, Picasso, Raven
Ridge, up to 65W)
• Supports CPU up to 65W
• 5 Power Phase design
Chipset • AMD X300
Memory • Dual Channel DDR4 Memory Technology
• 2 x DDR4 SO-DIMM Slots
• AMD Renoir series APUs support DDR4
3200/2933/2667/2400/2133 non-ECC, un-buffered memory*
• AMD Ryzen series CPUs (Raven Ridge) support DDR4
2933/2667/2400/2133 non-ECC, un-buffered memory*
* Please refer to page 19 for DDR4 SO-DIMM maximum
frequency support.
• Max. capacity of system memory: 64GB
• 15μ Gold Contact in SO-DIMM Slots
Expansion
• 1 x M.2 Socket (Key E), supports type 2230 WiFi/BT module
Slot
Graphics • Integrated AMD RadeonTM Vega Series Graphics in Ryzen
Series APU*
* Actual support may vary by CPU
• DirectX 12, Pixel Shader 5.0
• Shared memory default 2GB. Max Shared memory supports
up to 16GB.
* The Max shared memory 16GB requires 32GB system memory
installed.
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X300M-STX
• Three graphics output options: D-Sub, DisplayPort 1.2 and
HDMI
• Supports Triple Monitor
• Supports HDMI with max. resolution up to 4K x 2K
(4096x2160) @ 60Hz
• Supports D-Sub with max. resolution up to 1920x1200 @
60Hz
• Supports DisplayPort 1.2 with max. resolution up to 4K x 2K
(4096x2304) @ 60Hz
• Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR
(High Bit Rate Audio) with HDMI Port (Compliant HDMI
monitor is required)
• Supports HDCP with HDMI and DisplayPort 1.2 Ports
• Supports 4K Ultra HD (UHD) playback with HDMI and
DisplayPort 1.2 Ports
Audio • Realtek ALC233 Audio Codec
• 1 x Headphone/Headset Jack
• 1 x MIC-In
• 1 x Audio Header
LAN • PCIE x1 Gigabit LAN 10/100/1000 Mb/s
• Realtek RTL8111H
• Supports Wake-On-LAN
• Supports Lightning/ESD Protection
• Supports Energy Efficient Ethernet 802.3az
• Supports PXE
Front • 1 x Headphone/Headset Jack
Panel I/O • 1 x USB 3.2 Gen1 Type-A Port (Supports ESD Protection (Full
Spike Protection))
• 1 x USB 3.2 Gen1 Type-C Port (Supports ESD Protection (Full
Spike Protection))
• 1 x Microphone Input Jack
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Rear Panel • 1 x DC Jack (Compatible with the 19V power adapter)*
I/O * Please use 120W power adapter for 65W CPU and 90W power
adapter for 35W CPU.
• 1 x D-Sub Port
• 1 x HDMI Port
• 1 x DisplayPort 1.2
• 1 x USB 2.0 Port (Supports ESD Protection)
• 1 x USB 3.2 Gen1 Port (Supports ESD Protection)
• 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED
LED)
Storage • 2 x SATA3 6.0 Gb/s with Power Connectors, support RAID
(RAID 0 and RAID 1), NCQ, AHCI and Hot Plug
• 1 x Ultra M.2 Socket (M2_1), supports type 2280 M.2 PCI
Express module up to Gen3 x4 (32 Gb/s)
• 1 x Ultra M.2 Socket (M2_2), supports type 2280 M.2 PCI
Express module up to Gen3 x4 (32 Gb/s) (with Raven Ridge) or
Gen3 x2 (16 Gb/s) (with Athlon 2xxGE series)*
* Supports NVMe SSD as boot disks
Connector • 1 x Chassis Intrusion Header
• 2 x CPU Fan Connectors (2 x 4-pin)
• 1 x Front Panel Header
• 1 x USB 2.0 Header (Supports 2 USB 2.0 ports) (Supports ESD
Protection)
• 1 x Audio Header
• 1 x MONO Speaker Header
BIOS • AMI UEFI Legal BIOS with GUI support
Feature • Supports "Plug and Play"
• ACPI 5.1 compliance wake up events
• Supports jumperfree
• SMBIOS 2.3 support
• DRAM Voltage adjustment
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4
X300M-STX
Hardware • CPU Temperature Sensing
Monitor • CPU Fan Tachometer
• CPU Quiet Fan (Auto adjust chassis fan speed by CPU
temperature)
• CPU Fan Multi-Speed Control
• CASE OPEN detection
• Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore
OS • Microsoft® Windows® 10 64-bit
Certifica- • FCC, CE
tions • ErP/EuP ready (ErP/EuP ready power supply is required)
Please realize that there is a certain risk involved with overclocking, including adjusting
the setting in the BIOS, applying Untied Overclocking Technology, or using third-party
overclocking tools. Overclocking may affect your system’s stability, or even cause damage to
the components and devices of your system. It should be done at your own risk and expense.
We are not responsible for possible damage caused by overclocking.
Mini-STX Chassis Support List
Vendor Model
SilverStone Technology Inc. VT01S
AKasa A-STX04-A1B / A-STX04-M1B
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5
1.3 Motherboard Layout
USB_4_5
CLRMOS1
Super
1
1 1
2
I/O
SPEAKER1 1 CI1
3
M.2 PCIe SSD
4
DC Jack M.2 WiFi
DP1
HDMI1
SOCKET AM4
Mic In
VGA1
RoHS USB 3.2 Gen1
USB_TC_1
USB 3.2 Gen1
DDR4_A1 USB_1
USB3
B: USB 3.2 Gen1
USB2
T: USB 2.0
Top: 5
RJ-45
DDR4_B1 Headphone
/ Headset
Audio
PANEL1 CODEC
CPU_FAN2 CPU_FAN1 PLED PWRBTN
BIOS AUDIO3
ROM
1 1
HDLED RESET
9 8 7 6
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6
X300M-STX
Back Side View
CMOS
Battery
M2_2
CT1
SATA3 SATA3
10 11
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