Product comparison · 2 motherboards

MSI B85I Intel® B85 LGA 1150 (Socket H3) mini ITX vs MSI Z87-G55 Intel® Z87 LGA 1150 (Socket H3) ATX

43specifications compared
14differ
29identical
36known for one product only

Key differences

USB 2.0 connectors
- B85I Intel® B85 LGA 1150 (Socket H3) mini ITX:1
- Z87-G55 Intel® Z87 LGA 1150 (Socket H3) ATX:3
Number of SATA III connectors
- B85I Intel® B85 LGA 1150 (Socket H3) mini ITX:4
- Z87-G55 Intel® Z87 LGA 1150 (Socket H3) ATX:6
USB 2.0 ports quantity
- B85I Intel® B85 LGA 1150 (Socket H3) mini ITX:4
- Z87-G55 Intel® Z87 LGA 1150 (Socket H3) ATX:2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- B85I Intel® B85 LGA 1150 (Socket H3) mini ITX:2
- Z87-G55 Intel® Z87 LGA 1150 (Socket H3) ATX:4
VGA (D-Sub) ports quantity
- B85I Intel® B85 LGA 1150 (Socket H3) mini ITX:0
- Z87-G55 Intel® Z87 LGA 1150 (Socket H3) ATX:1
DVI-D ports quantity
- B85I Intel® B85 LGA 1150 (Socket H3) mini ITX:0
- Z87-G55 Intel® Z87 LGA 1150 (Socket H3) ATX:1
LAN controller
- B85I Intel® B85 LGA 1150 (Socket H3) mini ITX:Realtek 8111G
- Z87-G55 Intel® Z87 LGA 1150 (Socket H3) ATX:Realtek RTL8111G
Motherboard form factor
- B85I Intel® B85 LGA 1150 (Socket H3) mini ITX:mini ITX
- Z87-G55 Intel® Z87 LGA 1150 (Socket H3) ATX:ATX

Side by side

Differences highlightedShow differences only

Comparison of B85I, Z87-G55
79 specifications	A MSI B85I Intel® B85 LGA 1150 (Socket H3) mini ITX Model B85I View product	B MSI Z87-G55 Intel® Z87 LGA 1150 (Socket H3) ATX Model Z87-G55 View product
Processoridentical
Intel Core i3/i5/i7/i9 seriesKnown for one	Unknown — not stated by the source	i3-4xxx, i5-4xxx, i7-4xxx
Memory1 differ
Supported memory clock speedsDiffers	1066,1333,1600 MHz	1066,1333,1600,1866,2000,2133,2200,2400,2600,2666,2800,3000 MHz
Maximum internal memoryKnown for one	Unknown — not stated by the source	32 GB
Number of memory slotsKnown for one	2	Unknown — not stated by the source
Storage controllersidentical
RAID levelsKnown for one	Unknown — not stated by the source	0, 1, 5, 10
Graphicsidentical
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	1760 MB
Parallel processing technology supportKnown for one	Unknown — not stated by the source	2-Way CrossFireX, 2-Way SLI, 3-Way CrossFireX
Graphics card familyKnown for one	Unknown — not stated by the source	Intel
Maximum resolutionKnown for one	Unknown — not stated by the source	4096 x 2160 pixels
DirectX versionKnown for one	Unknown — not stated by the source	11
Discrete graphics supportKnown for one	Unknown — not stated by the source	Yes
Number of displays supportedKnown for one	Unknown — not stated by the source	3
Internal I/O2 differ
USB 2.0 connectorsDiffers	1	3
Number of SATA III connectorsDiffers	4	6
Number of chassis fan connectorsKnown for one	Unknown — not stated by the source	3
Chassis intrusion connectorKnown for one	Unknown — not stated by the source	Yes
EPS power connector (8-pin)Known for one	Unknown — not stated by the source	Yes
TPM connectorKnown for one	Unknown — not stated by the source	Yes
Rear panel I/O ports4 differ
USB 2.0 ports quantityDiffers	4	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	4
VGA (D-Sub) ports quantityDiffers	0	1
DVI-D ports quantityDiffers	0	1
Headphone outputsKnown for one	Unknown — not stated by the source	1
Microphone inKnown for one	Unknown — not stated by the source	Yes
Digital audio optical outKnown for one	Unknown — not stated by the source	1
DVI-I ports quantityKnown for one	1	Unknown — not stated by the source
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Network1 differ
LAN controllerDiffers	Realtek 8111G	Realtek RTL8111G
Features2 differ
Motherboard form factorDiffers	mini ITX	ATX
Motherboard chipsetDiffers	Intel® B85	Intel® Z87
Cooling typeKnown for one	Unknown — not stated by the source	Passive
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Win
Expansion slots1 differ
PCI Express x1 (Gen 2.x) slotsKnown for one	Unknown — not stated by the source	4
PCI Express x16 (Gen 3.x) slotsDiffers	1	3
Mini PCI Express slot (half-length)Known for one	1	Unknown — not stated by the source
BIOSidentical
BIOS typeKnown for one	Unknown — not stated by the source	UEFI
Clear CMOS buttonKnown for one	Yes	Unknown — not stated by the source
Processor special featuresidentical
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	Yes
Processor with Intel Graphics Technology requiredKnown for one	Unknown — not stated by the source	Yes
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	No
Weight & dimensions2 differ
WidthDiffers	170 mm	305 mm
DepthDiffers	170 mm	244 mm
Other features1 differ
mSATA ports quantityKnown for one	Unknown — not stated by the source	1
Dual Link DVIKnown for one	Unknown — not stated by the source	Yes
Number of processors supportedKnown for one	Unknown — not stated by the source	1
PCI Express slots quantityDiffers	2	7
Processor front side busKnown for one	Unknown — not stated by the source	100 MHz
Serial port via internal headerKnown for one	Unknown — not stated by the source	Yes
Number of DIMM slotsKnown for one	2	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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