Product comparison · 2 motherboards

ASUS PRIME B840M-R vs Ernitec E-90MB1JW0-M0EAY0 motherboard Intel B860 LGA 1851 (Socket V1) micro ATX

56specifications compared
25differ
31identical
30known for one product only

Key differences

The Ernitec E-90MB1JW0-M0EAY0 motherboard Intel B860 LGA 1851 (Socket V1) micro ATX has 2 more memory slots than the ASUS PRIME B840M-R (4 vs 2). The Ernitec E-90MB1JW0-M0EAY0 motherboard Intel B860 LGA 1851 (Socket V1) micro ATX has 128 GB more maximum internal memory than the ASUS PRIME B840M-R (256 GB vs 128 GB). The Ernitec E-90MB1JW0-M0EAY0 motherboard Intel B860 LGA 1851 (Socket V1) micro ATX has 1 more storage drives supported than the ASUS PRIME B840M-R (7 vs 6). Processor manufacturer: AMD on the ASUS PRIME B840M-R, Intel on the Ernitec E-90MB1JW0-M0EAY0 motherboard Intel B860 LGA 1851 (Socket V1) micro ATX. Processor socket: Socket AM5 on the ASUS PRIME B840M-R, LGA 1851 (Socket V1) on the Ernitec E-90MB1JW0-M0EAY0 motherboard Intel B860 LGA 1851 (Socket V1) micro ATX.

Processor manufacturer
- PRIME B840M-R:AMD
- E-90MB1JW0-M0EAY0 motherboard Intel B860 LGA 1851 (Socket V1) micro ATX:Intel
Processor socket
- PRIME B840M-R:Socket AM5
- E-90MB1JW0-M0EAY0 motherboard Intel B860 LGA 1851 (Socket V1) micro ATX:LGA 1851 (Socket V1)
Number of memory slots
- PRIME B840M-R:2
- E-90MB1JW0-M0EAY0 motherboard Intel B860 LGA 1851 (Socket V1) micro ATX:4
Maximum internal memory
- PRIME B840M-R:128 GB
- E-90MB1JW0-M0EAY0 motherboard Intel B860 LGA 1851 (Socket V1) micro ATX:256 GB
Supported storage drive interfaces
- PRIME B840M-R:M.2, SATA III
- E-90MB1JW0-M0EAY0 motherboard Intel B860 LGA 1851 (Socket V1) micro ATX:M.2
Number of storage drives supported
- PRIME B840M-R:6
- E-90MB1JW0-M0EAY0 motherboard Intel B860 LGA 1851 (Socket V1) micro ATX:7
RAID levels
- PRIME B840M-R:0, 1, 5, 10
- E-90MB1JW0-M0EAY0 motherboard Intel B860 LGA 1851 (Socket V1) micro ATX:0
USB 2.0 connectors
- PRIME B840M-R:2
- E-90MB1JW0-M0EAY0 motherboard Intel B860 LGA 1851 (Socket V1) micro ATX:1

Side by side

Differences highlightedShow differences only

Comparison of PRIME B840M-R, E-90MB1JW0-M0EAY0
86 specifications	A ASUS PRIME B840M-R View product	B Ernitec E-90MB1JW0-M0EAY0 motherboard Intel B860 LGA 1851 (Socket V1) micro ATX Model E-90MB1JW0-M0EAY0 View product
Processor3 differ
Processor manufacturerDiffers	AMD	Intel
Processor socketDiffers	Socket AM5	LGA 1851 (Socket V1)
Compatible processor seriesDiffers	AMD Ryzen 9000 Series, AMD Ryzen 8000 Series, AMD Ryzen 7000 Series	Intel Core Ultra (Series 2)
Supported processor socketsKnown for one	Unknown — not stated by the source	LGA 1851
Memory2 differ
Supported memory types	DDR5-SDRAM	DDR5-SDRAM
Number of memory slotsDiffers	2	4
Memory slots type	DIMM	DIMM
Memory channels	Dual-channel	Dual-channel
ECC сompatibility	Non-ECC	Non-ECC
Supported memory clock speed (max)Known for one	7600 MHz	Unknown — not stated by the source
Maximum internal memoryDiffers	128 GB	256 GB
Unbuffered memory	Yes	Yes
Storage controllers3 differ
Supported storage drive types	HDD & SSD	HDD & SSD
Supported storage drive interfacesDiffers	M.2, SATA III	M.2
Number of HDDs supported	4	4
Number of storage drives supportedDiffers	6	7
RAID support	Yes	Yes
RAID levelsDiffers	0, 1, 5, 10	0
Graphicsidentical
Parallel processing technology support	Not supported	Not supported
Internal I/O2 differ
USB 2.0 connectorsDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) connectors	1	1
USB 3.2 Gen 2 (3.1 Gen 2) connectorsDiffers	0	1
Number of SATA III connectors	4	4
S/PDIF out connectorKnown for one	Yes	Unknown — not stated by the source
Front panel audio connector	Yes	Yes
ATX Power connector (24-pin)	Yes	Yes
CPU fan connector	Yes	Yes
Number of CPU fan connectorsKnown for one	1	Unknown — not stated by the source
Number of chassis fan connectorsKnown for one	2	Unknown — not stated by the source
EPS power connector (8-pin)Known for one	Yes	Unknown — not stated by the source
12V power connector	Yes	Yes
Number of COM connectorsKnown for one	1	Unknown — not stated by the source
TPM connectorKnown for one	Yes	Unknown — not stated by the source
Front panel connectorKnown for one	Unknown — not stated by the source	Yes
Chassis intrusion connectorKnown for one	Unknown — not stated by the source	Yes
Thunderbolt headersKnown for one	Unknown — not stated by the source	1
Rear panel I/O ports2 differ
USB 2.0 ports quantityDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	4	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers	0	2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
PS/2 ports quantityKnown for one	1	Unknown — not stated by the source
VGA (D-Sub) ports quantity	0	0
HDMI ports quantity	1	1
DVI-D ports quantity	0	0
DisplayPorts quantity	1	1
Headphone outputsKnown for one	1	Unknown — not stated by the source
Line-inKnown for one	Yes	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
USB connector typeKnown for one	USB Type-A	Unknown — not stated by the source
USB 3.2 Gen 2x2 Type-C ports quantityKnown for one	Unknown — not stated by the source	1
S/PDIF out portKnown for one	Unknown — not stated by the source	Yes
Network1 differ
Ethernet LAN	Yes	Yes
Ethernet interface typeDiffers	Gigabit Ethernet	2.5 Gigabit Ethernet
Wi-Fi	No	No
Top Wi-Fi standardKnown for one	Not available	Unknown — not stated by the source
Features3 differ
Component for	PC	PC
Motherboard form factor	micro ATX	micro ATX
Motherboard chipset familyDiffers	AMD	Intel
Motherboard chipsetDiffers	AMD B840	Intel B860
Audio output channels	7.1 channels	7.1 channels
Product colourKnown for one	Multicolour	Unknown — not stated by the source
Windows operating systems supportedDiffers	Windows 11, Windows 10 x64	Windows 10 x64
Expansion slots1 differ
PCI Express x1 (Gen 3.x) slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 (Gen 4.x) slotsKnown for one	1	Unknown — not stated by the source
Number of M.2 (M) slotsDiffers	2	3
1st M.2 largest key size	2280	2280
PCI Express x4 (Gen 4.x) slotsKnown for one	Unknown — not stated by the source	1
PCI Express x16 (Gen 5.x) slotsKnown for one	Unknown — not stated by the source	1
1st M.2 highest PCI Express generationKnown for one	Unknown — not stated by the source	5.0
2nd M.2 largest key sizeKnown for one	Unknown — not stated by the source	2280
2nd M.2 highest PCI Express generationKnown for one	Unknown — not stated by the source	4.0
3rd M.2 highest PCI Express generationKnown for one	Unknown — not stated by the source	4.0
BIOSidentical
BIOS type	UEFI AMI	UEFI AMI
BIOS memory size	256 Mbit	256 Mbit
Packaging data4 differ
Package widthDiffers	260 mm	275 mm
Package depthDiffers	270 mm	275 mm
Package heightDiffers	51.5 mm	67.5 mm
Package weightDiffers	924 g	1.3 kg
Weight & dimensions3 differ
WidthDiffers	236 mm	275 mm
DepthDiffers	229 mm	275 mm
HeightDiffers	36.5 mm	67.5 mm
Other features1 differ
WeightDiffers	563 g	1 kg
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	SATA
Screws includedKnown for one	Unknown — not stated by the source	Yes

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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