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PRIME B450M-A/CSM

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Q170T

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CPU

AMD AM4 Socket for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors
Build in Intel® for 7th/6th Generation Core™ i7/Core™ i5/Core™ i3/Pentium®/Celeron® Processors,Supports Intel® 14nm CPU,Supports Intel® Turbo Boost Technology 2.0,* The Intel® Turbo Boost Technology 2.0 support depends on the CPU types.,* Refer to www.asus.com for CPU support list

Chipset

AMD B450
Intel® Q170

Memory

4 x DIMM, Max. 128GB, DDR4 4400(O.C)/3466(O.C.)/3200(O.C.)/3000(O.C.)/2800(O.C.)/2666/2400/2133 MHz Un-buffered Memory,3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors,Dual Channel Memory Architecture,ECC Memory (ECC mode) support varies by CPU.,* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).,* The maximum memory frequency supported varies by processor.
2 x SO-DIMM, Max. 32GB, DDR4 2400/2133 MHz Non-ECC, Un-buffered Memory,* Due to Intel® chipset limitation, DDR4 2400MHz memory frequency is only supported by 7th Generation Intel® processors. Higher memory modules will run at the maximum transfer rate of DDR4 2400MHz.,** Due to Intel® chipset limitation, DDR4 2133MHz and higher memory modules on 6th Generation Intel® processors will run at the maximum transfer rate of DDR4 2133MHz.,Supports Intel® Extreme Memory Profile (XMP),* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).

Graphic

Integrated Graphics in the 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors,Multi-VGA output support : HDMI/DVI-D/D-Sub ports,- Supports HDMI 2.0b with maximum resolution of 4096 x 2160 @ 60 Hz,- Supports DVI-D with max. resolution 1920 x 1200 @ 60Hz,- Supports D-sub with max. resolution 1920 x 1200 @ 60 Hz
Multi-VGA output support : HDMI/eDP/LVDS/DisplayPort ports,- Supports eDP with max. resolution 4096 x 2304 @ 60 Hz / x @ Hz,- Supports DisplayPort with max. resolution 4096 x 2304 @ 60 Hz *3,Maximum shared memory of 1024 MB,- Supports LVDS with max. resolution 1920 x 1200 @ 60 Hz,Integrated Graphics Processor- Intel® HD Graphics support,- Supports HDMI with max. resolution 4096 x 2160 @ 24Hz / 2560 x 1600 @ 60Hz,Supports up to 3 displays simultaneously

Expansion Slots

3rd/2nd/1st Gen AMD Ryzen™ Processors,1 x PCIe 3.0/2.0 x16 (x8 mode) *1,AMD B450 chipset,1 x PCIe 3.0/2.0 x16 (x16 mode),AMD Athlon™ with Radeon™ Vega Graphics Processors,1 x PCIe 3.0/2.0 x16 (max at x4 mode),2 x PCIe 2.0 x1

Storage

3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors : ,3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics : ,AMD B450 chipset : ,2 x SATA 6Gb/s port(s),,1 x M.2 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode)*2,1 x M.2 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA mode)*2,4 x SATA 6Gb/s port(s),,Support Raid 0, 1, 10,AMD Athlon™ with Radeon™ Vega Graphics Processors :
Intel® Q170 chipset : ,1 x M.2 Socket 3, with M key, type 2242/2260/2280 storage devices support (both SATA & PCIE mode),4 x SATA 6Gb/s port(s)

LAN

Realtek® RTL8111H, 1 x Gigabit LAN Controller(s),ASUS LAN Guard
Intel® I219LM, 1 x Gigabit LAN Controller(s),Realtek® RTL8111H, 1 x Gigabit LAN Controller(s)

Audio

- LED-illuminated design - Brighten up your build with the gorgeous illuminated audio trace path.,Realtek® ALC8878-Channel High Definition Audio CODEC,Audio Feature :,- Audio Shielding: Ensures precision analog/digital separation and greatly reduced multi-lateral interference,- Dedicated audio PCB layers: Separate layers for left and right channels to guard the quality of the sensitive audio signals,- Premium Japanese audio capacitors: Provide warm, natural and immersive sound with exceptional clarity and fidelity,* Choose the chassis with HD audio module in front panel to support 8-channel audio output.
- Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking, Anti-pop Function,Realtek® ALC887-VD8-Channel High Definition Audio CODEC *1

USB Ports

3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors :,2 x USB 3.1 Gen 2 port(s) (2 at back panel, ),AMD B450 chipset :,4 x USB 2.0/1.1 port(s) (4 at mid-board),4 x USB 3.1 Gen 1 port(s) (4 at back panel, blue),2 x USB 3.1 Gen 1 port(s) (2 at mid-board)
5 x USB 2.0/1.1 port(s) (5 at mid-board),Intel® Q170 chipset :,6 x USB 3.1 Gen 1 port(s) (4 at back panel, blue)

Special Features

ASUS 5X Protection III :
- ASUS SafeSlot Core: Fortified PCIe Slot prevents damage,- ASUS LANGuard: Protects against LAN surges, lightning strikes and static-electricity discharges!,- ASUS Overvoltage Protection: World-class circuit-protecting power design,- ASUS Stainless-Steel Back I/O: 3X corrosion-resistance for greater durability!,- ASUS DIGI+ VRM: Premium components provide better power efficiency,ASUS Exclusive Features :,- AI Suite 3,- Ai Charger,ASUS Quiet Thermal Solution :,- Stylish Fanless Design Heat-sink solution,- ASUS Fan Xpert 2+,ASUS EZ DIY :,- ASUS CrashFree BIOS 3,- ASUS EZ Flash 3,- ASUS UEFI BIOS EZ Mode,- Multi-language BIOS,ASUS Q-Design :,- ASUS Q-Slot,- ASUS Q-DIMM
- ASUS DIGI+ VRM - 5 Phase digital power design,- Mobo Connect,- Push Notice,100% All High-quality Conductive Polymer Capacitors,Media Streamer,ASUS 5X Protection II :
- ASUS LANGuard - 2.5X higher surge tolerance,- ASUS Overvoltage Protection - World-class circuit-protecting power design,- ASUS DRAM Overcurrent Protection - Prevents damage from short circuits,- ASUS Stainless-Steel Back I/O - 3X corrosion-resistance for greater durability,TPM IC Onboard,ASUS Exclusive Features :,- AI Suite 3,- Ai Charger,- PC Cleaner,ASUS Quiet Thermal Solution :,- ASUS Fan Xpert,ASUS EZ DIY :,- ASUS CrashFree BIOS 3,- ASUS EZ Flash 3,- ASUS UEFI BIOS EZ Mode

Operating System Support

Windows® 10 , 64bit,Windows® 8.1 , 64bit,Windows® 7 , 32bit/64bit *2

Back I/O Ports

2 x USB 3.1 Gen 2,4 x USB 3.1 Gen 1,1 x PS/2 keyboard (purple),1 x PS/2 mouse (green),1 x DVI-D,1 x D-Sub,1 x HDMI,1 x LAN (RJ45) port(s),3 x Audio jack(s)
2 x Audio jack(s),1 x DC power connector(s),1 x DisplayPort,1 x HDMI,2 x LAN (RJ45) port(s),4 x USB 3.1 Gen 1 (blue)

Internal I/O Ports

1 x M.2 Socket 3 with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode),2 x Chassis Fan connector(s) (2 x 4-pin),1 x Aura RGB Strip Header,1 x USB 3.1 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.1 Gen 1 port(s) (19-pin),2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s),1 x TPM header,1 x COM port(s) connector(s),6 x SATA 6Gb/s connector(s),1 x CPU Fan connector(s) (1 x 4-pin),1 x S/PDIF out header(s),1 x 24-pin EATX Power connector(s),1 x 8-pin ATX 12V Power connector(s),1 x Front panel audio connector(s) (AAFP),1 x System panel(s),1 x Clear CMOS jumper(s),1 x Speaker connector
1 x eDP/LVDS switch jumper,1 x eDP connector(s),3 x USB 2.0 connector(s) support(s) additional 5 USB 2.0 port(s),1 x Chassis Fan connector(s) (),1 x DIS ME jumper,2 x USB 3.1 Gen 1 connector(s) support(s) additional 2 USB 3.1 Gen 1 port(s),1 x SATA power connector(s),1 x 2-pin internal DC power connector,1 x Stereo speaker connector,1 x DMIC header,1 x Backlight inverter voltage selection header,1 x FPD brightness header,1 x Panel voltage selection header,1 x Panel off header,1 x LVDS connector(s),1 x M.2 Socket 1 with E key, type 2230 for Wi-Fi/BT devices support or PCIE/USB mode,1 x M.2 Socket 3 for M Key, type 2242/2260/2280 devices,1 x COM port(s) connector(s),4 x SATA 6Gb/s connector(s),1 x CPU Fan connector(s),1 x Front panel audio connector(s) (AAFP),1 x Internal speaker connector(s),1 x Chassis Intrusion connector(s),1 x Clear CMOS jumper(s),1 x System panel connector

Accessories

2 x SATA 6Gb/s cable(s),User´s manual,I/O Shield,2 x SATA 6Gb/s cable(s),1 x M.2 Screw Package,1 x Supporting DVD
2 x SATA 6Gb/s cable(s),Thin Mini ITX I/O Shield,1 x SATA power cable,2 x M.2 Screw Package,User´s manual,I/O Shield,2 x SATA 6Gb/s cable(s),1 x Supporting DVD

BIOS

128 Mb Flash ROM, UEFI AMI BIOS, PnP, SM BIOS 3.1, ACPI 6.1, Multi-language BIOS, ASUS EZ Flash 3, ASUS CrashFree BIOS 3, F3 My Favorite, Last Modified log, F12 PrintScreen, ASUS DRAM SPD (Serial Presence Detect) memory information, F6 Qfan Control
128 Mb Flash ROM, UEFI AMI BIOS, PnP, DMI 3.0, WfM 2.0, SM BIOS 3.0, ACPI 5.0, Multi-language BIOS, ASUS EZ Flash 3,CrashFree BIOS 3, My Favorites, Quick Note, Last Modified Log, F12 PrintScreen function,F6 Qfan Control

Manageability

WfM 2.0, DMI 3.0, WOL by PME

Operating System

Windows® 7 64-bit *3,Windows® 10 64-bit

Form Factor

9.6 inch x 9.5 inch ( 24.4 cm x 24 cm ),mATX Form Factor
Thin Mini ITX Form Factor,6.7 inch x 6.7 inch ( 17 cm x 17 cm )

Support Disc

Drivers
ASUS Utilities
ASUS EZ Update
Anti-virus software (OEM version)

Note

1*Support NVMe PCIe RAID.
2*The M.2 Socket shares bandwidth with the SATA_5/6 ports, and therefore the SATA_5/6 ports cannot be used when an M.2 device is installed.
3*Install an AMD Ryzen™ 2nd Generatione or Ryzen™ 1st Generation Processors to support Windows 7 64-bit operating system.
*1: Use a chassis with HD audio module in the front panel to support an 8-channel audio output.
*2: Please refer to ASUS website and download “Windows® 7 installation guide” and “ASUS EZ installer” to install Windows® 7.
*3 LVDS and eDP share the same video ouput. An onboard header is available to switch output.
    • Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.
    • *Precise specifications and features vary by model . Please refer to the specification page
    • The product (electrical , electronic equipment, Mercury-containing button cell battery) should not be placed in municipal waste. Check local regulations for disposal of electronic products.
    • The use of trademark symbol (TM, ®) appears on this website means that the word text, trademarks, logos or slogans, is being used as trademark under common laws protection and/or registered as Trademark in U.S. and/or other country/region.
    • Learn more about battery usage, removal, replacement, and related safety guidelines

         **Product specifications and battery design may vary depending on the model. For any questions, please contact ASUS official customer service.

    • Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.
    • *Precise specifications and features vary by model. Please refer to the specification page
    • The product (electrical, electronic equipment, Mercury-containing button cell battery) should not be placed in municipal waste. Check local regulations for disposal of electronic products.
    • The use of trademark symbol (TM, ®) appears on this website means that the word text, trademarks, logos or slogans, is being used as trademark under common laws protection and/or registered as Trademark in U.S. and/or other country/region.
    • Learn more about battery usage, removal, replacement, and related safety guidelines

         **Product specifications and battery design may vary depending on the model. For any questions, please contact ASUS official customer service.