Compare Motherboards

Compare Asus ROG STRIX X299-E Gaming vs ROG Strix B850-E Gaming WiFi

Asus ROG STRIX X299-E Gaming and ASUS ROG Strix B850-E Gaming WiFi are both motherboards with the same Form factor (ATX) and Onboard USB 3.2 Gen 2 (1). The main differences are in Socket, Chipset, Supported Memory and SLI Support.

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Asus ROG STRIX X299-E Gaming

ASUS ROG Strix B850-E Gaming WiFi

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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

STRIX X299-E GAMING
ROG STRIX X299-E GAMING
90MB0U50-M0EAY0

Model

ROG STRIX B850-E GAMING WIFI

Release Date

📅 June 2017

Release Date

📅 January 2025

* First availability for purchase, it may not correspond to the actual market launch date.

User reviews

★★★★☆

(15 reviews)

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User reviews

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Price history

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Price history

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Compatible PC parts

Processors ► Memory ► Cases ► CPU Coolers ►

Compatible PC parts

Processors ► Memory ► Cases ► CPU Coolers ►

Series

ROG

Series

-

Socket

LGA2066

Socket

AM5

Form factor

ATX

Form factor

ATX

Chipset

Intel X299

Chipset

AMD B850

Supported Memory

DDR4

2133Mhz 2400Mhz 2666Mhz 2800Mhz 3200Mhz 3300Mhz 3333Mhz 3400Mhz 3466Mhz 3600Mhz 3733Mhz 3866Mhz 4000Mhz 4133Mhz

Supported Memory

DDR5

4800Mhz 8000Mhz

* 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

SupremeFX High Definition Audio CODEC S1220A

Audio Chipset

-

Audio Channels

8 Channels

Audio Channels

-

LAN Chipset

Intel I219-V

LAN Chipset

-

Max LAN Speed

10/100/1000Mbps

Max LAN Speed

-

SLI Support

Yes

SLI Support

No

CrossFire Support

Yes

CrossFire Support

No

RAID Support

Yes

RAID Support

Yes

Back Connect

No

Back Connect

No

Wireless LAN

Yes

Wireless LAN

Yes

Wi-Fi Generation

5

Wi-Fi Generation

7

PCI-Express x16 Slots

3

PCI-Express x16 Slots

2

PCI-Express x4 Slots

2

PCI-Express x4 Slots

0

PCI-Express x1 Slots

1

PCI-Express x1 Slots

0

SATA 6 Gbps Ports

8

SATA 6 Gbps Ports

4

SATA Express Ports

0

SATA Express Ports

0

M.2 Ports

2

M.2 Ports

5

M.2 Devices support

2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 / 22110 - M Key

M.2 Devices support

2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 - M Key
2280 - M Key
2280 - M Key
2280 - M Key

RAM Slots

8

RAM Slots

4

Maximum Supported RAM

128 GB

Maximum Supported RAM

256 GB

Onboard USB 2.0

1

Onboard USB 2.0

2

Onboard USB 3.2 Gen 1

2

Onboard USB 3.2 Gen 1

1

Onboard USB 3.2 Gen 2

1

Onboard USB 3.2 Gen 2

1

Onboard USB 3.2 Gen 2x2

0

Onboard USB 3.2 Gen 2x2

0

Options (1)

ASUS Prime X299-A

ATX Prime X299-A
$459.99

-

Comparison and key differences summary

⛔ You are comparing motherboards with different sockets. They cannot support the same CPUs. Try to compare motherboards within the same platform.

Reasons to buy the Asus ROG STRIX X299-E Gaming:

54% cheaper, you can save $287.91
Supports NVIDIA SLI
Supports AMD CrossFire
+1 Slots PCI-E x16
+2 Slots PCI-E x4
+1 Slots PCI-E x1
+4 Ports SATA 6Gb/s
+4 RAM slots

Reasons to buy the ASUS ROG Strix B850-E Gaming WiFi:

Newer Product, it was released around 8 years later
Newer Wi-Fi protocol
+3 Ports M.2
+128 GB maximum RAM supported
+1 Onboard USB 2.0

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