Asus Rog Strix B550-I Specifications

CPU
AMD AM4 Socket 3rd Gen AMD Ryzen™ Processors
* Refer to www.asus.com for CPU support list

Chipset
AMD B550

Memory
2 x DIMM, Max. 64GB, DDR4 5100(O.C)/5000(O.C)/4800(O.C.)/4600(O.C)/4400(O.C)/4266(O.C.)/4133(O.C.)/4000(O.C.)/3800(O.C.)/3600(O.C.)/3466(O.C.)/3400(O.C.)/3200/3000/2933/2800/2666/2400/2133 MHz Un-buffered Memory *
OptiMem II
3rd Gen AMD Ryzen™ Processors
Dual Channel Memory Architecture
ECC Memory (ECC mode) support varies by CPU.

Graphic
1 x HDMI 2.1(4K@60HZ) *
1 x DisplayPort 1.4 *
*Graphics specifications may vary between CPU types.

Expansion Slots
1 x PCIe 4.0 x16 (x16 mode)

Storage
1 x M.2_2 socket 3, with M Key, Type 2242/2260/2280 (PCIE 3.0 x4 and SATA modes) storage devices support
AMD B550 Chipset :
Total supports 2 x M.2 slots and 4 x SATA 6Gb/s ports
4 x SATA 6Gb/s port(s),
3rd Gen AMD Ryzen™ Processors :
1 x M.2_1 socket 3, with M Key, Type 2242/2260/2280 (PCIE 4.0 x4 and SATA modes) storage devices support
Support Raid 0, 1, 10

LAN
Intel® I225-V 2.5Gb Ethernet
ASUS LANGuard

Wireless Data Network
2x2 Wi-Fi 6 (802.11 a/b/g/n/ac/ax) support 1024QAM/OFDMA/MU-MIMO
Intel® Wi-Fi 6 AX200
Supports dual band frequency 2.4/5 GHz
Supports channel bandwidth: HT20/HT40/HT80/HT160

 Bluetooth 
Bluetooth v5.1*
*BT 5.1 function will be ready in Windows 10 build 19041 or later.

Audio
SupremeFX7.1 Surround Sound High Definition Audio CODEC S1220A
- Rear audio USB Type-C® port
- LED-illuminated design
- Audio Shielding
- Premium Japanese audio capacitors
- Dual OP Amplifiers
- High quality120dBSNR stereo playback outputand113dBSNR recording input
- Impedance sense for front and rear headphone outputs
- Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking
- Supports up to 32-Bit/192kHz playback *

USB Ports
4 x USB 3.2 Gen 2 port(s)(1 x USB Type-C® +3 x Type-A)
1 x USB 2.0 port(s)(1 x audio USB Type-C® )
Front USB Port ( Total 5 )
1 x USB 3.2 Gen 2 front panel connector port(s)(1 x USB Type-C®)
Rear USB Port ( Total 6 )
2 x USB 3.2 Gen 1 port(s)
1 x USB 2.0 port(s)
2 x USB 2.0 port(s)

Back I/O Ports
4 x USB 3.2 Gen 2 (1 x USB Type-C®+3 x Type-A)
2 x USB 2.0 (one port can be switched to USB BIOS FlashBack™1 for audio USB Type-C®)
1 x BIOS FlashBack™ Button(s)
1 x Intel® I225-V 2.5Gb Ethernet
3 x LED-illuminated audio jacks
1 x ASUS Wi-Fi Module
1 x DisplayPort
1 x HDMI

Internal I/O Ports
1 x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s)
1 x VRM_HS_FAN Header
1 x USB 3.2 Gen 1 front panel TypeC™ connector
2 x M.2 Socket 3 with M Key design, type 2242/2260/2280 storage devices support (Supports both SATA & PCIE SSD)
1 x Chassis Fan connector(s)
1 x Aura RGB Strip Header(s)
1 x CPU Fan connector(s)
1 x AIO_PUMP connector
1 x Thermal sensor connector(s)
1 x System panel connector
1 x Addressable Gen 2 header(s)
1 x USB 2.0 connector(s) support(s) additional 2 USB 2.0 port(s)
4 x SATA 6Gb/s connector(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 Clear CMOS jumper(s)
1 x Speaker connector

Accessories
1 x ROG audio USB Type-C® cable
1 x M.2 bracket
1 x Panel cable
2 x M.2 Screw Package
1 x ROG Strix stickers
1 x Cable ties pack(s)
1 x Wi-Fi Antenna(s)
1 x ROG Thank you card
User´s manual
I/O Shield
4 x SATA 6Gb/s cable(s)
1 x Supporting DVD
1 x Extension cable for Addressable LED

BIOS
256 Mb Flash ROM, UEFI AMI BIOS

Operating System
Windows® 10 64-bit

Form Factor
Mini ITX Form Factor
6.7 inch x 6.7 inch ( 17 cm x 17 cm )

Note
* Due to limitations in HDA bandwidth, 32-Bit/192 kHz is not supported for 7.1-Channel audio.