Product comparison · 2 motherboards

ASUS B850M MAX GAMING WIFI vs ASUS PRIME B840M-A

65specifications compared
13differ
52identical
24known for one product only

Key differences

USB 3.2 Gen 1 (3.1 Gen 1) connectors
- B850M MAX GAMING WIFI:3
- PRIME B840M-A:2
Number of chassis fan connectors
- B850M MAX GAMING WIFI:4
- PRIME B840M-A:2
USB 2.0 ports quantity
- B850M MAX GAMING WIFI:5
- PRIME B840M-A:4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- B850M MAX GAMING WIFI:2
- PRIME B840M-A:0
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity
- B850M MAX GAMING WIFI:0
- PRIME B840M-A:1
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
- B850M MAX GAMING WIFI:1
- PRIME B840M-A:2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity
- B850M MAX GAMING WIFI:1
- PRIME B840M-A:0
DisplayPorts quantity
- B850M MAX GAMING WIFI:1
- PRIME B840M-A:2

Side by side

Differences highlightedShow differences only

Comparison of B850M MAX GAMING WIFI, PRIME B840M-A
89 specifications	A ASUS B850M MAX GAMING WIFI View product	B ASUS PRIME B840M-A View product
Graphicsidentical
On-board graphics cardKnown for one	No	Unknown — not stated by the source
Internal I/O2 differ
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers	3	2
Number of SATA II connectorsKnown for one	0	Unknown — not stated by the source
Number of SATA connectorsKnown for one	0	Unknown — not stated by the source
Number of chassis fan connectorsDiffers	4	2
Chassis intrusion connectorKnown for one	Yes	Unknown — not stated by the source
RGB LED pin headerKnown for one	Yes	Unknown — not stated by the source
Number of RGB LED pin headersKnown for one	3	Unknown — not stated by the source
Rear panel I/O ports6 differ
USB 2.0 ports quantityDiffers	5	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers	0	1
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers	1	2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers	1	0
DisplayPorts quantityDiffers	1	2
Line-inKnown for one	Yes	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
WiFi-AP antenna jackKnown for one	1	Unknown — not stated by the source
Network2 differ
Ethernet interface typeDiffers	Gigabit Ethernet	2.5 Gigabit Ethernet
Wi-FiDiffers	Yes	No
Top Wi-Fi standardKnown for one	Wi-Fi 6 (802.11ax)	Unknown — not stated by the source
Wi-Fi standardsKnown for one	Wi-Fi 6 (802.11ax)	Unknown — not stated by the source
BluetoothKnown for one	Yes	Unknown — not stated by the source
Bluetooth versionKnown for one	5.4	Unknown — not stated by the source
Features1 differ
Motherboard chipsetDiffers	AMD B850	AMD B840
Product colourKnown for one	Black	Unknown — not stated by the source
Cooling typeKnown for one	Passive	Unknown — not stated by the source
Expansion slots2 differ
PCI Express x16 (Gen 4.x) slotsDiffers	3	1
PCI Express x16 (Gen 5.x) slotsKnown for one	1	Unknown — not stated by the source
1st M.2 highest PCI Express generationDiffers	5.0	4.0
PCI Express x16 (Gen 3.x) slotsKnown for one	Unknown — not stated by the source	2
Packaging dataidentical
Package widthKnown for one	275 mm	Unknown — not stated by the source
Package depthKnown for one	275 mm	Unknown — not stated by the source
Package heightKnown for one	67.5 mm	Unknown — not stated by the source
Package weightKnown for one	1.38 kg	Unknown — not stated by the source
Packaging contentidentical
Antenna includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
mSATA ports quantityKnown for one	0	Unknown — not stated by the source
WeightKnown for one	859 g	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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