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Product comparison · 2 motherboards

MSI B75A-G41 motherboard Intel B75 LGA 1155 (Socket H2) ATX vs MSI Z77A-G45 Thunderbolt

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  • 47specifications compared
  • 10differ
  • 37identical
  • 17known for one product only

Key differences

The MSI Z77A-G45 Thunderbolt has 1 more USB 2.0 connectors than the MSI B75A-G41 motherboard Intel B75 LGA 1155 (Socket H2) ATX (3 vs 2). The MSI Z77A-G45 Thunderbolt has 1 more SATA III connectors than the MSI B75A-G41 motherboard Intel B75 LGA 1155 (Socket H2) ATX (2 vs 1). The MSI B75A-G41 motherboard Intel B75 LGA 1155 (Socket H2) ATX has 1 more SATA II connectors than the MSI Z77A-G45 Thunderbolt (5 vs 4). Parallel processing technology support: 2-Way CrossFireX on the MSI B75A-G41 motherboard Intel B75 LGA 1155 (Socket H2) ATX, 2-Way CrossFireX, 2-Way SLI on the MSI Z77A-G45 Thunderbolt. Motherboard chipset: Intel B75 on the MSI B75A-G41 motherboard Intel B75 LGA 1155 (Socket H2) ATX, Intel Z77 on the MSI Z77A-G45 Thunderbolt.

  • Parallel processing technology support
    • 2-Way CrossFireX
    • 2-Way CrossFireX, 2-Way SLI
  • USB 2.0 connectors
    • 2
    • 3
  • Number of SATA III connectors
    • 1
    • 2
  • Number of SATA II connectors
    • 5
    • 4
  • Motherboard chipset
    • Intel B75
    • Intel Z77
  • Audio chip
    • Realtek ALC887
    • Realtek ALC892
  • PCI Express x1 slots
    • 2
    • 4
  • PCI Express x16 slots
    • 2
    • 3

Side by side

Differences highlightedShow differences only
64 specifications
A

MSI

B75A-G41 motherboard Intel B75 LGA 1155 (Socket H2) ATX

Model B75A-G41

View product
B

MSI

Z77A-G45 ThunderboltView product
Processoridentical
Intel Core i3/i5/i7/i9 seriesKnown for onei3-2xxx, i3-3xxx, i5-2xxx, i5-3xxx, i7-2xxx, i7-3xxx
Memory1 differ
Supported memory clock speedsDiffers1066,1333,1600,1800,2000,2200,2400 MHz1066,1333,1600,1866,2000,2133,2200,2400,2600,2666,2800 MHz
Maximum internal memoryKnown for one32 GB
Storage controllersidentical
RAID levelsKnown for one0, 1, 5, 10
Graphics1 differ
Parallel processing technology supportDiffers2-Way CrossFireX2-Way CrossFireX, 2-Way SLI
On-board graphics cardKnown for oneNo
Internal I/O3 differ
USB 2.0 connectorsDiffers23
Number of SATA III connectorsDiffers12
Number of SATA II connectorsDiffers54
ATX Power connector (24-pin)Known for oneYes
Number of EATX power connectorsKnown for one1
CPU fan connectorKnown for oneYes
Number of chassis fan connectorsKnown for one4
Parallel connectorKnown for oneYes
Serial port headersKnown for one1
Rear panel I/O portsidentical
S/PDIF out portKnown for oneYes
Digital audio optical outKnown for one1
Thunderbolt ports quantityKnown for one1
Features2 differ
Motherboard chipsetDiffersIntel B75Intel Z77
Audio chipDiffersRealtek ALC887Realtek ALC892
Expansion slots2 differ
PCI Express x1 slotsDiffers24
PCI Express x16 slotsDiffers23
PCI slotsKnown for one2
BIOSidentical
Clear CMOS jumperKnown for oneYes
Clear CMOS buttonKnown for oneYes
Weight & dimensions1 differ
DepthDiffers216 mm245 mm
Other featuresidentical
Serial port via internal headerKnown for oneYes

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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