Compare Detail

• B550 STEEL LEGEND
  90-MXBDF0-A0UAYZ
  Model
  X299X AORUS MASTER
• 7.1 Channels
  Audio channels
  4.2/4/5.1/7.1-channel
  Support for S/PDIF Out
• Realtek ALC1220
  Audio chipset
  Realtek ALC1220-VB codec
  * The front panel line out jack supports DSD audio.
• - 2 x Antenna Ports (on I/O Panel Shield)
  - 1 x PS/2 Mouse/Keyboard Port
  - 1 x HDMI Port
  - 1 x DisplayPort 1.4
  - 1 x Optical SPDIF Out Port
  - 1 x USB 3.2 Gen2 Type-A Port (10Gb/s) (Supports ESD Protection)
  - 1 x USB 3.2 Gen2 Type-C Port (10Gb/s) (Supports ESD Protection)
  - 2 x USB 3.2 Gen1 Ports (Supports ESD Protection)
  - 4 x USB 2.0 Ports (Supports ESD Protection)*
  - 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
  - HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone (Gold Audio Jacks)
  * Ultra USB Power is supported on USB_34 ports.
  * ACPI wake-up function is not supported on USB_34 ports.
  Back io ports
  1 x Q-Flash Plus button
  1 x Clear CMOS button
  1 x USB Type-C port with USB 3.2 Gen 2 support
  1 x USB 3.2 Gen 2 Type-A port (red)
  6 x USB 3.2 Gen 1 ports
  2 x USB 2.0/1.1 ports
  2 x RJ-45 ports
  2 x SMA antenna connectors (2T2R)
  1 x optical S/PDIF Out connector
  5 x audio jacks
• AMD B550
  Chipset
  Intel X299
• Yes
  Crossfire support
  Yes
• Yes
  Ecc ram support
  No
• ATX
  Form factor
  EATX
• Dragon RTL8125BG
  Lan chipset
  Aquantia 5GbE LAN chip
• 2242 / 2260 / 2280 - M Key
  2242 / 2260 / 2280 / 22110 - M Key
  2230 - E Key
  M2 devices support
  2260 / 2280 / 22110 - M Key
  2242 / 2260 / 2280 / 22110 - M Key
  2242 / 2260 / 2280 / 22110 - M Key
• 3
  M2 ports
  3
• 10/100/1000/2500Mbps
  Max lan speed
  100/1000/2500/5000Mbps + 10/100/1000Mbps
• 128 GB
  Maximum supported ram
  256GB
• 2
  Onboard usb 20
  3
• 1
  Onboard usb 32 gen 1
  2
• 1
  Onboard usb 32 gen 2
  1
• 2
  Pci express x16 slots
  4
• 2
  Pci express x1 slots
  0
• Yes
  Raid support
  Yes
• 4
  Ram slots
  8
• June 2020
  Release date
  October 2019
• 6
  Sata 6 gbps ports
  8
• No
  Sli support
  Yes
• AM4
  Socket
  LGA2066
• 2133Mhz
  2400Mhz
  2666Mhz
  2933Mhz
  3200Mhz
  3466Mhz
  3600Mhz
  3733Mhz
  3800Mhz
  3866Mhz
  4000Mhz
  4133Mhz
  4200Mhz
  4266Mhz
  4333Mhz
  4533Mhz
  4600Mhz
  4666Mhz
  Supported memory
  2133Mhz
  2400Mhz
  2666Mhz
  2933Mhz
  3000Mhz
  3200Mhz
  3300Mhz
  3333Mhz
  3400Mhz
  3466Mhz
  3600Mhz
  3666Mhz
  3733Mhz
  3800Mhz
  3866Mhz
  4000Mhz
  4133Mhz
  4200Mhz
  4266Mhz
  4333Mhz
• No
  Wireless lan
  Yes