Product comparison · 2 motherboards

ASUS M5A99FX PRO R2.0 vs ASUS P8B-MX Intel® C202 LGA 1155 (Socket H2) micro ATX

34specifications compared
22differ
12identical
53known for one product only

Key differences

The ASUS M5A99FX PRO R2.0 has 1 more SATA III connectors than the ASUS P8B-MX Intel® C202 LGA 1155 (Socket H2) micro ATX (7 vs 6). The ASUS P8B-MX Intel® C202 LGA 1155 (Socket H2) micro ATX has 2 more chassis fan connectors than the ASUS M5A99FX PRO R2.0 (5 vs 3). The ASUS M5A99FX PRO R2.0 has 6 more USB 2.0 ports quantity than the ASUS P8B-MX Intel® C202 LGA 1155 (Socket H2) micro ATX (8 vs 2). Only the ASUS P8B-MX Intel® C202 LGA 1155 (Socket H2) micro ATX has on-board graphics card. Only the ASUS M5A99FX PRO R2.0 has microphone in.

Processor manufacturer
- M5A99FX PRO R2.0:AMD
- P8B-MX Intel® C202 LGA 1155 (Socket H2) micro ATX:Intel
Processor socket
- M5A99FX PRO R2.0:Socket AM3+
- P8B-MX Intel® C202 LGA 1155 (Socket H2) micro ATX:LGA 1155 (Socket H2)
ECC сompatibility
- M5A99FX PRO R2.0:ECC & Non-ECC
- P8B-MX Intel® C202 LGA 1155 (Socket H2) micro ATX:ECC
Supported memory clock speeds
- M5A99FX PRO R2.0:1066,1333,1600,1866 MHz
- P8B-MX Intel® C202 LGA 1155 (Socket H2) micro ATX:1066,1333,1600 MHz
On-board graphics card
- M5A99FX PRO R2.0:No
- P8B-MX Intel® C202 LGA 1155 (Socket H2) micro ATX:Yes
Number of SATA III connectors
- M5A99FX PRO R2.0:7
- P8B-MX Intel® C202 LGA 1155 (Socket H2) micro ATX:6
Number of chassis fan connectors
- M5A99FX PRO R2.0:3
- P8B-MX Intel® C202 LGA 1155 (Socket H2) micro ATX:5
USB 2.0 ports quantity
- M5A99FX PRO R2.0:8
- P8B-MX Intel® C202 LGA 1155 (Socket H2) micro ATX:2

Side by side

Differences highlightedShow differences only

Comparison of M5A99FX PRO R2.0, P8B-MX
87 specifications	A ASUS M5A99FX PRO R2.0 View product	B ASUS P8B-MX Intel® C202 LGA 1155 (Socket H2) micro ATX Model P8B-MX View product
Processor2 differ
Processor manufacturerDiffers	AMD	Intel
Processor socketDiffers	Socket AM3+	LGA 1155 (Socket H2)
Compatible processor seriesKnown for one	AMD Phenom II X2, AMD Phenom II X3, AMD Phenom II X4, AMD Phenom II X6, AMD Phenom II X8	Unknown — not stated by the source
Maximum number of SMP processorsKnown for one	1	Unknown — not stated by the source
Intel Xeon seriesKnown for one	Unknown — not stated by the source	E3-1200
Processor number of cores supportedKnown for one	Unknown — not stated by the source	2, 4
Memory2 differ
Supported memory types	DDR3-SDRAM	DDR3-SDRAM
Number of memory slotsKnown for one	4	Unknown — not stated by the source
Memory slots typeKnown for one	DIMM	Unknown — not stated by the source
Memory channelsKnown for one	Dual-channel	Unknown — not stated by the source
ECC сompatibilityDiffers	ECC & Non-ECC	ECC
Supported memory clock speedsDiffers	1066,1333,1600,1866 MHz	1066,1333,1600 MHz
Maximum internal memory	32 GB	32 GB
Unbuffered memoryKnown for one	Yes	Unknown — not stated by the source
Storage controllersidentical
Supported storage drive interfaces	SATA III	SATA III
RAID levelsKnown for one	Unknown — not stated by the source	0, 1, 5, 10
Graphics2 differ
Parallel processing technology supportDiffers	Quad-GPU CrossFireX, Quad-GPU SLI	Not supported
On-board graphics cardDiffers	No	Yes
Discrete graphics supportKnown for one	Yes	Unknown — not stated by the source
On-board graphics card memoryKnown for one	Unknown — not stated by the source	16 MB
On-board graphics card modelKnown for one	Unknown — not stated by the source	Aspeed AST2050
Internal I/O2 differ
USB 2.0 connectors	3	3
USB 3.2 Gen 1 (3.1 Gen 1) connectorsKnown for one	1	Unknown — not stated by the source
Number of SATA III connectorsDiffers	7	6
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
ATX Power connector (24-pin)	Yes	Yes
Number of EATX power connectorsKnown for one	1	Unknown — not stated by the source
CPU fan connectorKnown for one	Yes	Unknown — not stated by the source
Number of chassis fan connectorsDiffers	3	5
Chassis intrusion connector	Yes	Yes
EPS power connector (8-pin)	Yes	Yes
Number of COM connectorsKnown for one	1	Unknown — not stated by the source
TPM connector	Yes	Yes
Power fan connectorKnown for one	Unknown — not stated by the source	No
Parallel connectorKnown for one	Unknown — not stated by the source	No
Serial port headersKnown for one	Unknown — not stated by the source	1
Rear panel I/O ports4 differ
USB 2.0 ports quantityDiffers	8	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	2	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsDiffers	1	2
eSATA ports quantityKnown for one	1	Unknown — not stated by the source
PS/2 ports quantityDiffers	2	1
Microphone inDiffers	Yes	No
Digital audio optical outKnown for one	1	Unknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	1
Serial ports quantityKnown for one	Unknown — not stated by the source	1
Network1 differ
Ethernet LAN	Yes	Yes
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
LAN controllerDiffers	Realtek RTL8111F	Intel® 82574L
Wi-FiKnown for one	Unknown — not stated by the source	No
Features3 differ
Component forDiffers	PC	Server
Motherboard form factorDiffers	ATX	micro ATX
Motherboard chipset familyKnown for one	AMD	Unknown — not stated by the source
Motherboard chipsetDiffers	AMD 990FX	Intel® C202
Motherboard southbridgeKnown for one	AMD SB950	Unknown — not stated by the source
Audio chipKnown for one	Realtek ALC892	Unknown — not stated by the source
Audio output channelsKnown for one	7.1 channels	Unknown — not stated by the source
Cooling typeKnown for one	Passive	Unknown — not stated by the source
Power source typeKnown for one	ATX	Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows 7 Windows 8	Unknown — not stated by the source
CertificationKnown for one	Unknown — not stated by the source	FCC, CFR47 15, B, CE, EN55022, EN55024
Expansion slots2 differ
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slotsDiffers	4	1
PCI Express configurationsDiffers	1x1, 2x4, 2x16	1x8, 1x16
PCI Express slots version	2.0	2.0
PCI slots	1	1
PCI Express x8 slotsKnown for one	Unknown — not stated by the source	1
BIOSidentical
BIOS typeKnown for one	UEFI	Unknown — not stated by the source
BIOS memory sizeKnown for one	64 Mbit	Unknown — not stated by the source
ACPI versionKnown for one	2.0a	Unknown — not stated by the source
Clear CMOS jumperKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	305 mm	243.8 mm
DepthDiffers	244 mm	243.8 mm
Packaging content1 differ
Cables includedDiffers	CrossFire, SATA	SATA
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Trial softwareKnown for one	Antivirus	Unknown — not stated by the source
Bundled softwareKnown for one	ASUS Utilities ASUS Update	Unknown — not stated by the source
User guideKnown for one	Unknown — not stated by the source	Yes
Other features1 differ
Controller 2nd interface typeKnown for one	ASMedia	Unknown — not stated by the source
Controller interface typeKnown for one	AMD SB950	Unknown — not stated by the source
Audio outputKnown for one	6	Unknown — not stated by the source
PCI Express slots quantityDiffers	5	3
Quick installation guideKnown for one	Yes	Unknown — not stated by the source
Supported UDIMM clock speedsKnown for one	Unknown — not stated by the source	1066,1333,1600 MHz
Maximum UDIMM memoryKnown for one	Unknown — not stated by the source	32 GB
Number of DIMM slotsKnown for one	Unknown — not stated by the source	4
Number of processors supportedKnown for one	Unknown — not stated by the source	1

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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