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ASUS ROG Strix B550-I Gaming vs ROG ZENITH II EXTREME ALPHA

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ASUS ROG Strix B550-I Gaming

ASUS ROG ZENITH II EXTREME ALPHA

Prices
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Prices
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* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Brand
ASUS
Brand
ASUS
Model
  • ROG STRIX B550-I GAMING
  • STRIX B550-I GAMING
  • 90MB14L0-M0EAY0
Model
  • ROG ZENITH II EXTREME ALPHA
  • ZENITH II EXTREME ALPHA
  • 90MB14K0-M0EAY0
Release Date
📅 June 2020
Release Date
📅 February 2020
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
★ ★ ★ ☆ ☆
(15 reviews)

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User reviews
★ ★ ★ ☆ ☆
(3 reviews)

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TDP
🔌 30 Watts
TDP
🔌 100 Watts
Price history
View Details ►
Price history
View Details ►
Recommended supported parts
Recommended supported parts
Series
ROG
Series
ROG
Socket
AM4
Socket
sTRX4
Form factor
Mini ITX
Form factor
EATX
Chipset
AMD B550
Chipset
AMD TRX40
Supported Memory
DDR4:
2133Mhz 2400Mhz 2666Mhz 2800Mhz 2933Mhz 3000Mhz 3200Mhz 3400Mhz 3466Mhz 3600Mhz 3800Mhz 4000Mhz 4133Mhz 4266Mhz 4400Mhz 4600Mhz 4800Mhz 5000Mhz 5100Mhz
Supported Memory
DDR4:
2133Mhz 2400Mhz 2666Mhz 2800Mhz 3400Mhz 3733Mhz 3800Mhz 4133Mhz 4266Mhz 4333Mhz 4400Mhz 4600Mhz
* 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

* ECC memory support also depends on the CPU memory controller
ECC RAM Support

* ECC memory support also depends on the CPU memory controller
Audio Chipset
ROG SupremeFX Surround Sound High Definition Audio CODEC S1220A
Audio Chipset
ROG SupremeFX S1220 high-definition CODEC
Audio Channels
7.1 Channels
Audio Channels
8 Channels
LAN Chipset
Intel I225-V
LAN Chipset
Intel i211AT
Max LAN Speed
10/100/1000/2500Mbps
Max LAN Speed
10Gbps + 10/100/1000Mbps
SLI Support
No
SLI Support
Yes
CrossFire Support
No
CrossFire Support
Yes
RAID Support
No
RAID Support
Yes
Back I/O Ports
  • 4 x USB 3.2 Gen 2 ports (3 x Type-A + 1 x USB Type-C)
  • 1 x USB 2.0 port
  • 1 x USB 2.0 port (1 x audio USB Type-C)
  • 1 x DisplayPort
  • 1 x HDMI port
  • 1 x ASUS Wi-Fi Module
  • 1 x BIOS FlashBack button
  • 1 x Intel I225-V 2.5Gb Ethernet
  • 3 x LED-illuminated audio jacks
Back I/O Ports
-
Wireless LAN
Yes
Wireless LAN
Yes
Wi-Fi Generation
6
Wi-Fi Generation
6
PCI-Express x16 Slots
1
PCI-Express x16 Slots
4
PCI-Express x4 Slots
0
PCI-Express x4 Slots
0
PCI-Express x1 Slots
0
PCI-Express x1 Slots
0
SATA 6 Gbps Ports
4
SATA 6 Gbps Ports
8
SATA Express Ports
0
SATA Express Ports
0
M.2 Ports
2
M.2 Ports
5
RAM Slots
2
RAM Slots
8
Maximum Supported RAM
64GB
Maximum Supported RAM
256GB
Onboard USB 2.0
1
Onboard USB 2.0
2
Onboard USB 3.2 Gen 1
1
Onboard USB 3.2 Gen 1
2
Onboard USB 3.2 Gen 2
1
Onboard USB 3.2 Gen 2
2
Critic Reviews
-
Critic Reviews
-

What are the differences between ASUS ROG Strix B550-I Gaming and ROG ZENITH II EXTREME ALPHA? Analyze head-to-head all specifications and features to find out the better motherboard.

Comparison summary

Reasons to pick the ASUS ROG Strix B550-I Gaming:

  • 75% cheaper, you can save $640.00.
  • Around 70% lower thermal design power.
  • If you are building a mini ITX PC.
  • Supports the following RAM types not supported by counterpart: DDR4 4800MHz, 5000MHz, 5100MHz

Reasons to pick the ASUS ROG ZENITH II EXTREME ALPHA:

  • Supports NVIDIA SLI.
  • Supports AMD CrossFire.
  • Supports RAID.
  • +3 Slots PCI-E x16.
  • +4 Ports SATA 6Gb/s.
  • +3 Ports M.2.
  • +6 RAM slots.
  • +192GB maximum RAM supported.
  • +1 Onboard USB 2.0.
  • +1 Onboard USB 3.2 Gen 1.
  • +1 Onboard USB 3.2 Gen 2.
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