PRIME B450M-A II/CSM, PRIME H310M2 R2.0/CSM Product different Compare｜Business

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Expansion Slots

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

1 x PCIe 3.0/2.0 x16,1 x PCIe 2.0 x16,2 x PCI

Form Factor

9.6 inch x 9.5 inch ( 24.4 cm x 24 cm ),mATX Form Factor

9.6 inch x 8.9 inch ( 24.4 cm x 22.6 cm ),uATX Form Factor

Audio

Realtek ALC887/8977.1-Channel High Definition Audio CODEC *,- Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playback,* Choose the chassis with HD audio module in front panel to support 8-channel audio output.,- Premium Japanese audio capacitors,- LED-illuminated design,- Audio Shielding,- Dedicated audio PCB layers,Audio Feature :

Realtek ALC8878-Channel High Definition Audio CODEC *¹

Memory

4 x DIMM, Max. 128GB, DDR4 4400(O.C)/4000(O.C.)/3866(O.C.)/3733(O.C.)/3600(O.C.)/3466(O.C.)/3400(O.C.)/3300(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,ECC Memory (ECC mode) support varies by CPU.,* The maximum memory frequency supported varies by processor.,Dual Channel Memory Architecture,* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).

4 x DIMM, Max. 64GB, DDR4 2666/2400/2133 MHz Non-ECC, Un-buffered Memory *,** DDR4 2666MHz and higher memory modules will run at max. 2666MHz on Intel® 8th Gen. 6-core or higher processors.,* Due to Intel® chipset limitation, this motherboard can only support single-side meomries when four modules are installed and they will run at the maximum transfer rate of DDR4 1866 MHz.,* The maximum memory frequency supported varies by processor.,Dual Channel Memory Architecture,Supports Intel® Extreme Memory Profile (XMP),* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).

Back I/O Ports

2 x USB 3.2 Gen 2 (teal blue) (2 x Type-A),1 x BIOS FlashBack^™ Button(s),4 x USB 3.2 Gen 1 (blue) Type-A,3 x Audio jack(s),1 x PS/2 keyboard/mouse combo port(s),1 x DVI-D,1 x D-Sub,1 x HDMI,1 x LAN (RJ45) port(s)

2 x USB 2.0,1 x DisplayPort,3 x Audio jack(s),1 x PS/2 keyboard/mouse combo port(s),1 x DVI-D,1 x D-Sub,1 x HDMI,1 x LAN (RJ45) port(s),2 x USB 3.1 Gen 1,1 x COM port(s)

USB Ports

2 x USB 3.2 Gen 2 (up to 10Gbps) port(s)(2 x Type-A),Rear USB Port ( Total 6 ),4 x USB 3.2 Gen 1 port(s)(4 x Type-A),Front USB Port ( Total 6 ),2 x USB 3.2 Gen 1 port(s),4 x USB 2.0 port(s)

Intel® H310 Chipset :,8 x USB 2.0 port(s) (2 at back panel, black, 6 at mid-board),4 x USB 3.1 Gen 1 port(s) (2 at back panel, blue, 2 at mid-board)

BIOS

256 Mb Flash ROM, UEFI AMI BIOS

128 Mb Flash ROM, UEFI AMI BIOS, PnP, SM BIOS 3.1, ACPI 6.1, Multi-language BIOS, ASUS EZ Flash 3, CrashFree BIOS 3, F6 Qfan Control, F3 My Favorites, Last Modified log, F12 PrintScreen, and ASUS DRAM SPD (Serial Presence Detect) memory information

Storage

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

Intel® H310 Chipset : ,4 x SATA 6Gb/s port(s)

Chipset

AMD B450

Intel® H310

Operating System

Windows® 10 64-bit,Windows® 7 64-bit *²

Windows® 10 64-bit

Special Features

- Improved DDR4 Stability,ASUS OptiMem：,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: 4 Phase digital power design,- File Transfer,- PC Cleaner,- ASUS EZ Flash 3,- AI Suite 3,- Ai Charger,- ASUS UEFI BIOS EZ Mode featuring friendly graphics user interface,ASUS EPU :,- EPU,ASUS Exclusive Features :,ASUS Quiet Thermal Solution :,- Stylish Fanless Design Heat-sink solution,- ASUS Fan Xpert,ASUS EZ DIY :,- ASUS CrashFree BIOS 3,ASUS Q-Design :,- ASUS Q-Slot,- ASUS Q-DIMM

Accessories

1 x ACC Express Activation Key Card,1 x M.2 Screw Package,1 x Supporting DVD,User´s manual,I/O Shield,2 x SATA 6Gb/s cable(s)

1 x Supporting DVD,User´s manual,I/O Shield,2 x SATA 6Gb/s cable(s)

Note

1*The M.2 slot shares bandwidth with the SATA6G_5/6 ports, and therefore the SATA6G_5/6 ports cannot be used when an M.2 device is installed.
2*To support Windows 7 64-bit, please install an AMD Ryzen™ 2nd Generation or Ryzen™ 1st Generation Processor.

*1.A chassis with an HD audio module in the front panel is required to support 7.1-channel audio output.

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 *,* Refer to www.asus.com for CPU support list

Intel® for 8^th 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

Support Disc

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

Graphic

Integrated Graphics in the 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors *,1 x HDMI 2.0b,*Graphics specifications may vary between CPU types.

Multi-VGA output support : HDMI/DVI-D/DisplayPort /D-Sub ports,- Supports D-sub with max. resolution 1920 x 1200 @ 60 Hz,Supports up to 2 displays simultaneously,- Supports HDMI with max. resolution 4096 x 2160 @ 24Hz / 2560 x 1600 @ 60Hz,- Supports DVI-D with max. resolution 1920 x 1200 @ 60Hz,- Supports DisplayPort with max. resolution 4096 x 2160 @ 60 Hz,Supports Intel® InTru™ 3D, Quick Sync Video, Clear Video HD Technology, Insider™,Maximum shared memory of 1024 MB (for iGPU exclusively),Integrated Graphics Processor

Internal I/O Ports

1 x SPI TPM header,1 x RGB Header,1 x Speaker connector,1 x M.2 Socket 3 with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode),1 x COM port header,1 x CPU Fan connector(s) (1 x 4-pin),1 x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s) (19-pin),2 x Chassis Fan connector(s) (2 x 4-pin),2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s),6 x SATA 6Gb/s connector(s),1 x COM port(s) connector(s),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 Chassis intrusion header,1 x LPT header,1 x 24-pin ATX Power connector,1 x USB 3.1 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.1 Gen 1 port(s),4 x SATA 6Gb/s connector(s),3 x USB 2.0 connector(s) support(s) additional 6 USB 2.0 port(s),1 x COM port(s) connector(s),1 x CPU Fan connector(s),1 x Chassis Fan connector(s),1 x S/PDIF out header(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 Chassis Intrusion connector(s),1 x Clear CMOS jumper(s)

LAN

Realtek® RTL8111H,ASUS LANGuard

Realtek® RTL8111H, 1 x Gigabit LAN

Software Features

ASUS Exclusive Software
Armoury Crate
- AURA Creator
- AURA Sync
AI Suite 3
- Performance and Power Saving Utility
TurboV EVO
EPU
DIGI+ VRM
Fan Xpert 2+
PC Cleaner
- EZ update
- System Information
ASUS CPU-Z
AI Charger
ASUS EZ Installer
DAEMON Tools
Norton Anti-virus software (Free Trial for 60 days)
WinRAR
UEFI BIOS
ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode

Manageability

WOL by PME, PXE

ASUS Special Features

ASUS 5X PROTECTION III
- ASUS DIGI+ VRM
- ASUS LANGuard
- ASUS Overvoltage Protection
- ASUS SafeSlot Core
- ASUS Stainless-Steel Back I/O
ASUS Q-Design
- ASUS Q-DIMM
- ASUS Q-Slot
ASUS Thermal Solution
- Aluminum heatsink design
ASUS EZ DIY
- BIOS FlashBack™ button
- BIOS FlashBack™ LED
AURA Sync
- AURA RGB header
ASUS Lighting Control

- 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.
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