Product comparison · 2 motherboards

ASUS PRIME B250M-C vs ASUS PRIME Q270M-C/CSM

Key differences

USB 2.0 connectors
- PRIME B250M-C:2
- PRIME Q270M-C/CSM:1
USB 3.2 Gen 1 (3.1 Gen 1) connectors
- PRIME B250M-C:1
- PRIME Q270M-C/CSM:2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- PRIME B250M-C:4
- PRIME Q270M-C/CSM:6
LAN controller
- PRIME B250M-C:Intel® I219-V
- PRIME Q270M-C/CSM:Intel I219LM
Motherboard chipset
- PRIME B250M-C:Intel® B250
- PRIME Q270M-C/CSM:Intel® Q270
BIOS memory size
- PRIME B250M-C:64 Mbit
- PRIME Q270M-C/CSM:16 Mbit

Differences highlightedShow differences only

Comparison of PRIME B250M-C, PRIME Q270M-C/CSM
63 specifications	A ASUS PRIME B250M-C View product	B ASUS PRIME Q270M-C/CSM View product
Processoridentical
Processor socketKnown for one	LGA 1151 (Socket H4)	Unknown — not stated by the source
Internal I/O2 differ
USB 2.0 connectorsDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers	1	2
Number of EATX power connectorsKnown for one	1	Unknown — not stated by the source
Serial port headersKnown 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
Rear panel I/O ports1 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	4	6
Headphone outputsKnown for one	1	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
Network1 differ
LAN controllerDiffers	Intel® I219-V	Intel I219LM
Features1 differ
Motherboard chipsetDiffers	Intel® B250	Intel® Q270
Expansion slotsidentical
PCI Express x1 (Gen 3.x) slotsKnown for one	2	Unknown — not stated by the source
PCI Express x16 (Gen 3.x) slotsKnown for one	1	Unknown — not stated by the source
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	2
PCI Express x16 slotsKnown for one	Unknown — not stated by the source	1
BIOS1 differ
BIOS memory sizeDiffers	64 Mbit	16 Mbit
Processor special featuresidentical
Intel® Optane™ Memory ReadyKnown for one	Yes	Unknown — not stated by the source
Intel Extreme Memory Profile (XMP)Known 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.