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Compare ASUS Prime A320I-K vs Prime B450M-K

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  3. ASUS Prime A320I-K 🆚 Asus Prime B450M-K
ASUS Prime A320I-K and Asus Prime B450M-K are both motherboards with the same Socket (AM4), Audio Chipset (Realtek ALC887) and Max LAN Speed (10/100/1000Mbps). The main differences are in Form factor, Chipset, Supported Memory and Audio Channels.
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Asus Prime A320I-K AM4 DDR4 M.2 DP HDMI Mini ITX
ASUS Prime A320I-K
Asus Prime B450M-K AM4 Micro ATX
Asus Prime B450M-K
Prices
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In Stock
$92.99
Prices
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Out of Stock
Free shipping
$99.99
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Brand
ASUS
Brand
ASUS
Model
  • Prime A320I-K
  • 90MB11T0-M0AAY0
Model
  • PRIME B450M-K
  • 90MB0YP0-M0EAY0
  • PRIME B450M-K GAMING
Release Date
📅 July 2019
Release Date
📅 July 2020
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
★★★★★
(4 reviews)
User reviews
Price history
View Details ►
Price history
View Details ►
Compatible PC parts
Processors ► Memory ► Cases ► CPU Coolers ►
Compatible PC parts
Processors ► Memory ► Cases ► CPU Coolers ►
Socket
AM4
Socket
AM4
Form factor
Mini ITX
Form factor
Micro ATX
Chipset
AMD A320
Chipset
AMD B450
Supported Memory
DDR4
2133Mhz 2400Mhz 2666Mhz 2800Mhz 2933Mhz 3000Mhz 3200Mhz 3400Mhz 3466Mhz 3600Mhz
Supported Memory
DDR4
2133Mhz 2400Mhz 2666Mhz 2800Mhz 2933Mhz 3000Mhz 3200Mhz
* High clock speeds may require enabling the XMP profile in the motherboard BIOS
** RAM support may also depend on the CPU memory controller
ECC RAM Support
No
ECC RAM Support
No
Audio Chipset
Realtek ALC887
Audio Chipset
Realtek ALC887
Audio Channels
8-channel
Audio Channels
8 Channels
LAN Chipset
Realtek 8111H
LAN Chipset
Realtek RTL8111H
Max LAN Speed
10/100/1000Mbps
Max LAN Speed
10/100/1000Mbps
SLI Support
No
SLI Support
No
CrossFire Support
No
CrossFire Support
No
RAID Support
Yes
RAID Support
Yes
Back Connect
No
Back Connect
No
Back I/O Ports
  • 1 x PS/2 combo port
  • 1 x HDMI port
  • 1 x DisplayPort port
  • 1 x LAN (RJ45) port
  • 2 x USB 2.0 ports
  • 4 x USB 3.1 Gen 1 ports
  • 3 x Audio jacks support 8-channel audio output
Back I/O Ports
-
Wireless LAN
No
Wireless LAN
No
PCI-Express x16 Slots
1
PCI-Express x16 Slots
1
PCI-Express x4 Slots
0
PCI-Express x4 Slots
0
PCI-Express x1 Slots
0
PCI-Express x1 Slots
2
SATA 6 Gbps Ports
4
SATA 6 Gbps Ports
4
SATA Express Ports
0
SATA Express Ports
0
M.2 Ports
1
M.2 Ports
1
M.2 Devices support
  • 2242 / 2260 / 2280 - M Key
M.2 Devices support
  • 2242 / 2260 / 2280 - M Key
RAM Slots
2
RAM Slots
2
Maximum Supported RAM
32 GB
Maximum Supported RAM
32 GB
Onboard USB 2.0
1
Onboard USB 2.0
2
Onboard USB 3.2 Gen 1
1
Onboard USB 3.2 Gen 1
1
Onboard USB 3.2 Gen 2
0
Onboard USB 3.2 Gen 2
0
Onboard USB 3.2 Gen 2x2
0
Onboard USB 3.2 Gen 2x2
0
-

Comparison and key differences summary

Reasons to buy the ASUS Prime A320I-K:

  • 7% cheaper, you can save $7.00
  • Supports the following RAM types: DDR4 3400MHz, 3466MHz, 3600MHz

Buy now

Reasons to buy the Asus Prime B450M-K:

  • Newer Product, it was released around 11 months later
  • +2 Slots PCI-E x1
  • +1 Onboard USB 2.0

Buy now

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