Compare Detail

• Z490 Extreme4
  90-MXBC20-A0UAYZ
  Model
  PRIME B550M-A
  90MB14D0-M0AAY0
  90MB14I0-M0EAY0
• 7.1 Channels
  Audio channels
• Realtek ALC1200
  Audio chipset
• 2 x Antenna Ports
  1 x PS/2 Mouse/Keyboard Port
  1 x HDMI Port
  1 x DisplayPort 1.4
  1 x Optical SPDIF Out Port
  2 x USB 2.0 Ports (Supports ESD Protection)
  1 x USB 3.2 Gen2 Type-A Port (10Gb/s) (ReDriver) (Supports ESD Protection)
  1 x USB 3.2 Gen2 Type-C Port (10Gb/s) (ReDriver) (Supports ESD Protection)
  2 x USB 3.2 Gen1 Ports (Intel Z490) (Supports ESD Protection)
  * Ultra USB Power is supported on USB3_12 ports.
  * ACPI wake-up function is not supported on USB3_12 ports.
  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)
  Back io ports
• Intel Z490
  Chipset
  AMD B550
• Yes
  Crossfire support
  No
• No
  Ecc ram support
  Yes
• ATX
  Form factor
  Micro ATX
• Dragon RTL8125BG
  Lan chipset
• 2260 / 2280 - M Key
  2260 / 2280 / 22110 - M Key
  2230 - E Key
  M2 devices support
  2242 / 2260 / 2280 / 22110 - M Key
  2242 / 2260 / 2280 - M Key
• 3
  M2 ports
  2
• 10/100/1000/2500Mbps
  Max lan speed
• 128GB
  Maximum supported ram
  128GB
• 2
  Onboard usb 20
  2
• 2
  Onboard usb 32 gen 1
  1
• 1
  Onboard usb 32 gen 2
  0
• 2
  Pci express x16 slots
  1
• 3
  Pci express x1 slots
  2
• Yes
  Raid support
  Yes
• 4
  Ram slots
  4
• May 2020
  Release date
  June 2020
• 6
  Sata 6 gbps ports
  4
• No
  Sli support
  No
• LGA1200
  Socket
  AM4
• 2133Mhz
  2400Mhz
  2666Mhz
  2800Mhz
  2933Mhz
  3200Mhz
  3600Mhz
  3733Mhz
  3800Mhz
  3866Mhz
  4000Mhz
  4133Mhz
  4266Mhz
  Supported memory
  2133Mhz
  2400Mhz
  2666Mhz
  2800Mhz
  3000Mhz
  3200Mhz
  3466Mhz
  3600Mhz
  3866Mhz
  4000Mhz
  4400Mhz
• No
  Wireless lan
  No