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Product comparison · 2 motherboards

ASUS B85M-E/CSM motherboard Intel® B85 LGA 1150 (Socket H3) micro ATX vs ASUS H87-Plus Intel® HM87 LGA 1150 (Socket H3) ATX

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  • 54specifications compared
  • 16differ
  • 38identical
  • 20known for one product only

Key differences

The ASUS H87-Plus Intel® HM87 LGA 1150 (Socket H3) ATX has 1 more USB 2.0 connectors than the ASUS B85M-E/CSM motherboard Intel® B85 LGA 1150 (Socket H3) micro ATX (3 vs 2). The ASUS H87-Plus Intel® HM87 LGA 1150 (Socket H3) ATX has 4 more SATA III connectors than the ASUS B85M-E/CSM motherboard Intel® B85 LGA 1150 (Socket H3) micro ATX (6 vs 2). The ASUS B85M-E/CSM motherboard Intel® B85 LGA 1150 (Socket H3) micro ATX has 4 more SATA II connectors than the ASUS H87-Plus Intel® HM87 LGA 1150 (Socket H3) ATX (4 vs 0). Supported storage drive interfaces: SATA II, SATA III on the ASUS B85M-E/CSM motherboard Intel® B85 LGA 1150 (Socket H3) micro ATX, SATA III on the ASUS H87-Plus Intel® HM87 LGA 1150 (Socket H3) ATX. LAN controller: Realtek RTL8111F on the ASUS B85M-E/CSM motherboard Intel® B85 LGA 1150 (Socket H3) micro ATX, Realtek RTL8111G on the ASUS H87-Plus Intel® HM87 LGA 1150 (Socket H3) ATX.

  • Supported storage drive interfaces
    • SATA II, SATA III
    • SATA III
  • USB 2.0 connectors
    • 2
    • 3
  • Number of SATA III connectors
    • 2
    • 6
  • Number of SATA II connectors
    • 4
    • 0
  • PS/2 ports quantity
    • 2
    • 1
  • LAN controller
    • Realtek RTL8111F
    • Realtek RTL8111G
  • Motherboard form factor
    • micro ATX
    • ATX
  • Motherboard chipset
    • Intel® B85
    • Intel® HM87

Side by side

Differences highlightedShow differences only
74 specifications
A

ASUS

B85M-E/CSM motherboard Intel® B85 LGA 1150 (Socket H3) micro ATX

Model B85M-E/CSM

View product
B

ASUS

H87-Plus Intel® HM87 LGA 1150 (Socket H3) ATX

Model H87-Plus

View product
Processor1 differ
Processor manufacturerIntelIntel
Processor socketLGA 1150 (Socket H3)LGA 1150 (Socket H3)
Compatible processor seriesDiffersIntel® Celeron®, Intel® Pentium®Intel® Core™ i3, Intel® Core™ i5, Intel® Core™ i7
Maximum number of SMP processorsKnown for one1
Memoryidentical
Supported memory typesDDR3-SDRAMDDR3-SDRAM
Number of memory slots44
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
Supported memory clock speeds1066,1333,1600 MHz1066,1333,1600 MHz
Maximum internal memory32 GB32 GB
Supported memory module capacitiesKnown for one8GB
ECC сompatibilityKnown for oneNon-ECC
Unbuffered memoryKnown for oneYes
Storage controllers1 differ
Supported storage drive interfacesDiffersSATA II, SATA IIISATA III
RAID levelsKnown for one0, 1, 5, 10
Graphicsidentical
Maximum graphics card memory1024 MB1024 MB
Parallel processing technology supportQuad-GPU CrossFireXQuad-GPU CrossFireX
Maximum resolution4096 x 2160 pixels4096 x 2160 pixels
Number of displays supportedKnown for one3
HDCPKnown for oneYes
Discrete graphics supportKnown for oneYes
Internal I/O3 differ
USB 2.0 connectorsDiffers23
USB 3.2 Gen 1 (3.1 Gen 1) connectors11
Number of SATA III connectorsDiffers26
Number of SATA II connectorsDiffers40
Number of Parallel ATA connectors00
Front panel audio connectorYesYes
ATX Power connector (24-pin)YesYes
CPU fan connectorYesYes
Number of chassis fan connectors22
Chassis intrusion connectorKnown for oneYes
Peripheral (Molex) power connectors (4-pin)Known for one1
TPM connectorKnown for oneYes
S/PDIF out connectorKnown for oneYes
Number of COM connectorsKnown for one1
Rear panel I/O ports1 differ
USB 2.0 ports quantity44
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity22
Ethernet LAN (RJ-45) ports11
eSATA ports quantity00
PS/2 ports quantityDiffers21
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantity11
HDMI ports quantity11
DVI-D ports quantity11
DisplayPorts quantityKnown for one1
Headphone outputs11
Microphone inYesYes
COM ports quantityKnown for one1
Network1 differ
Ethernet LANYesYes
Ethernet interface typeGigabit EthernetGigabit Ethernet
LAN controllerDiffersRealtek RTL8111FRealtek RTL8111G
Wi-FiKnown for oneNo
Wake-on-LAN readyKnown for oneYes
Features2 differ
Component forPCPC
Motherboard form factorDiffersmicro ATXATX
Motherboard chipset familyIntelIntel
Motherboard chipsetDiffersIntel® B85Intel® HM87
Audio chipKnown for oneRealtek ALC887
Audio output channels7.1 channels7.1 channels
Power source typeATXATX
Windows operating systems supportedWindows 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, WinWindows 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 slots2 differ
PCI Express x1 (Gen 2.x) slotsDiffers12
PCI Express x16 (Gen 2.x) slots11
PCI Express x16 (Gen 3.x) slots11
PCI slotsDiffers13
BIOS3 differ
BIOS typeDiffersAMIUEFI AMI
BIOS memory sizeDiffers16 Mbit64 Mbit
ACPI versionDiffers2.0a4.0a
Clear CMOS jumperYesYes
Weight & dimensions2 differ
WidthDiffers244 mm305 mm
DepthDiffers213 mm208 mm
Packaging contentidentical
Drivers includedYesYes
Cables includedKnown for oneSATA
Other featuresidentical
Quick installation guideKnown for oneYes

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