Compare Detail

• PRIME B450M-K
  90MB0YP0-M0EAY0
  PRIME B450M-K GAMING
  Model
  PRIME X399-A
• 8 Channels
  Audio channels
  8 Channels
• Realtek ALC887
  Audio chipset
  Realtek ALC S1220A
• AMD B450
  Chipset
  AMD X399
• No
  Crossfire support
  Yes
• No
  Ecc ram support
  Yes
• Micro ATX
  Form factor
  EATX
• Realtek RTL8111H
  Lan chipset
  Intel i211AT
• 2242 / 2260 / 2280 - M Key
  M2 devices support
  2242 / 2260 / 2280 - M Key
  2242 / 2260 / 2280 / 22110 - M Key
• 1
  M2 ports
  2
• 10/100/1000Mbps
  Max lan speed
  10/100/1000Mbps
• 32 GB
  Maximum supported ram
  128 GB
• 2
  Onboard usb 20
  2
• 1
  Onboard usb 32 gen 1
  2
• 0
  Onboard usb 32 gen 2
  1
• 1
  Pci express x16 slots
  4
• 2
  Pci express x1 slots
  1
• 0
  Pci express x4 slots
  1
• Yes
  Raid support
  Yes
• 2
  Ram slots
  8
• July 2020
  Release date
  August 2017
• 4
  Sata 6 gbps ports
  6
• No
  Sli support
  Yes
• AM4
  Socket
  sTR4
• 2133Mhz
  2400Mhz
  2666Mhz
  2800Mhz
  2933Mhz
  3000Mhz
  3200Mhz
  Supported memory
  2133Mhz
  2400Mhz
  2666Mhz
  2800Mhz
  3000Mhz
  3200Mhz
• No
  Wireless lan
  No