Product comparison · 2 motherboards

ASUS PRIME B840M-R vs GIGABYTE MC13-LE3 AMD B650 Express Socket AM5 micro ATX

51specifications compared
25differ
26identical
40known for one product only

Key differences

The GIGABYTE MC13-LE3 AMD B650 Express Socket AM5 micro ATX has 2 more memory slots than the ASUS PRIME B840M-R (4 vs 2). The ASUS PRIME B840M-R has 2,000 MHz more supported memory clock speed (max) than the GIGABYTE MC13-LE3 AMD B650 Express Socket AM5 micro ATX (7600 MHz vs 5600 MHz). The GIGABYTE MC13-LE3 AMD B650 Express Socket AM5 micro ATX has 2 more storage drives supported than the ASUS PRIME B840M-R (8 vs 6). ECC сompatibility: Non-ECC on the ASUS PRIME B840M-R, ECC & Non-ECC on the GIGABYTE MC13-LE3 AMD B650 Express Socket AM5 micro ATX. Supported storage drive interfaces: M.2, SATA III on the ASUS PRIME B840M-R, M.2, SATA on the GIGABYTE MC13-LE3 AMD B650 Express Socket AM5 micro ATX.

Number of memory slots
- PRIME B840M-R:2
- MC13-LE3 AMD B650 Express Socket AM5 micro ATX:4
ECC сompatibility
- PRIME B840M-R:Non-ECC
- MC13-LE3 AMD B650 Express Socket AM5 micro ATX:ECC & Non-ECC
Supported memory clock speed (max)
- PRIME B840M-R:7600 MHz
- MC13-LE3 AMD B650 Express Socket AM5 micro ATX:5600 MHz
Supported storage drive interfaces
- PRIME B840M-R:M.2, SATA III
- MC13-LE3 AMD B650 Express Socket AM5 micro ATX:M.2, SATA
Number of storage drives supported
- PRIME B840M-R:6
- MC13-LE3 AMD B650 Express Socket AM5 micro ATX:8
RAID levels
- PRIME B840M-R:0, 1, 5, 10
- MC13-LE3 AMD B650 Express Socket AM5 micro ATX:0, 1, 10
USB 2.0 connectors
- PRIME B840M-R:2
- MC13-LE3 AMD B650 Express Socket AM5 micro ATX:1
Number of SATA III connectors
- PRIME B840M-R:4
- MC13-LE3 AMD B650 Express Socket AM5 micro ATX:0

Side by side

Differences highlightedShow differences only

Comparison of PRIME B840M-R, MC13-LE3
91 specifications	A ASUS PRIME B840M-R View product	B GIGABYTE MC13-LE3 AMD B650 Express Socket AM5 micro ATX Model MC13-LE3 View product
Processor1 differ
Compatible processor seriesDiffers	AMD Ryzen 9000 Series, AMD Ryzen 8000 Series, AMD Ryzen 7000 Series	AMD EPYC 4004, AMD EPYC™ 4005 Series, AMD Ryzen 7000 Series, AMD Ryzen 9000 Series
Supported processor socketsKnown for one	Unknown — not stated by the source	Socket AM5
Memory3 differ
Number of memory slotsDiffers	2	4
ECC сompatibilityDiffers	Non-ECC	ECC & Non-ECC
Supported memory clock speed (max)Differs	7600 MHz	5600 MHz
Maximum internal memoryKnown for one	128 GB	Unknown — not stated by the source
Unbuffered memoryKnown for one	Yes	Unknown — not stated by the source
Storage controllers3 differ
Supported storage drive interfacesDiffers	M.2, SATA III	M.2, SATA
Number of storage drives supportedDiffers	6	8
RAID levelsDiffers	0, 1, 5, 10	0, 1, 10
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
Graphics card familyKnown for one	Unknown — not stated by the source	ASPEED
Graphics cardKnown for one	Unknown — not stated by the source	AST2600
Internal I/O3 differ
USB 2.0 connectorsDiffers	2	1
Number of SATA III connectorsDiffers	4	0
S/PDIF out connectorKnown for one	Yes	Unknown — not stated by the source
Front panel audio connectorKnown for one	Yes	Unknown — not stated by the source
Number of chassis fan connectorsDiffers	2	5
Number of COM connectorsKnown for one	1	Unknown — not stated by the source
Number of SATA connectorsKnown for one	Unknown — not stated by the source	4
Front panel connectorKnown for one	Unknown — not stated by the source	Yes
Number of EPS power connectors (8-pin)Known for one	Unknown — not stated by the source	1
Rear panel I/O ports5 differ
USB 2.0 ports quantityDiffers	2	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	4	2
Ethernet LAN (RJ-45) portsDiffers	1	2
PS/2 ports quantityKnown for one	1	Unknown — not stated by the source
VGA (D-Sub) ports quantityDiffers	0	1
HDMI ports quantityDiffers	1	0
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
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
Serial ports quantityKnown for one	Unknown — not stated by the source	1
Network1 differ
Ethernet interface typeDiffers	Gigabit Ethernet	Gigabit Ethernet, 25 Gigabit Ethernet
Top Wi-Fi standardKnown for one	Not available	Unknown — not stated by the source
LAN controllerKnown for one	Unknown — not stated by the source	Intel I210-AT2, Broadcom BCM57502
Features3 differ
Component forDiffers	PC	Server
Motherboard chipsetDiffers	AMD B840	AMD B650 Express
Audio output channelsKnown for one	7.1 channels	Unknown — not stated by the source
Product colourDiffers	Multicolour	Blue
Windows operating systems supportedKnown for one	Windows 11, Windows 10 x64	Unknown — not stated by the source
Cooling typeKnown for one	Unknown — not stated by the source	Passive
Power source typeKnown for one	Unknown — not stated by the source	ATX
Compatible operating systemsKnown for one	Unknown — not stated by the source	EPYC 4005/4004 Series: Ubuntu 22.04; Ubuntu 24.04; Windows Server 2022; Windows Server 2025; Ryzen 9000/7000 Series: Windows 10 21H2; Windows 11
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	1
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
BIOSidentical
BIOS typeKnown for one	UEFI AMI	Unknown — not stated by the source
BIOS memory sizeKnown for one	256 Mbit	Unknown — not stated by the source
Packaging data3 differ
Package widthDiffers	260 mm	600 mm
Package depthDiffers	270 mm	473 mm
Package heightDiffers	51.5 mm	495 mm
Package weightKnown for one	924 g	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	236 mm	244 mm
DepthDiffers	229 mm	244 mm
HeightKnown for one	36.5 mm	Unknown — not stated by the source
Other featuresidentical
WeightKnown for one	563 g	Unknown — not stated by the source
Operational conditionsidentical
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 60 °C
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 40 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 80%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 95%

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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