Product comparison · 2 motherboards

ASUS F1A55 R2.0 vs ASUS M5A99X EVO R2.0

61specifications compared
20differ
41identical
12known for one product only

Key differences

The ASUS F1A55 R2.0 has 32 GB more maximum internal memory than the ASUS M5A99X EVO R2.0 (64 GB vs 32 GB). The ASUS M5A99X EVO R2.0 has 1 more chassis fan connectors than the ASUS F1A55 R2.0 (3 vs 2). The ASUS M5A99X EVO R2.0 has 2 more USB 2.0 ports quantity than the ASUS F1A55 R2.0 (8 vs 6). Only the ASUS F1A55 R2.0 has on-board graphics card. Processor socket: Socket FM1 on the ASUS F1A55 R2.0, Socket AM3+ on the ASUS M5A99X EVO R2.0.

Processor socket
- F1A55 R2.0:Socket FM1
- M5A99X EVO R2.0:Socket AM3+
Supported memory clock speeds
- F1A55 R2.0:1066,1333,1866,2250 MHz
- M5A99X EVO R2.0:1066,1333,1866,2133 MHz
Maximum internal memory
- F1A55 R2.0:64 GB
- M5A99X EVO R2.0:32 GB
Supported storage drive interfaces
- F1A55 R2.0:SATA II
- M5A99X EVO R2.0:SATA III
RAID levels
- F1A55 R2.0:0, 1, 10, JBOD
- M5A99X EVO R2.0:0, 1, 5, 10
On-board graphics card
- F1A55 R2.0:Yes
- M5A99X EVO R2.0:No
Number of chassis fan connectors
- F1A55 R2.0:2
- M5A99X EVO R2.0:3
USB 2.0 ports quantity
- F1A55 R2.0:6
- M5A99X EVO R2.0:8

Side by side

Differences highlightedShow differences only

Comparison of F1A55 R2.0, M5A99X EVO R2.0
73 specifications	A ASUS F1A55 R2.0 View product	B ASUS M5A99X EVO R2.0 View product
Processor2 differ
Processor socketDiffers	Socket FM1	Socket AM3+
Compatible processor seriesDiffers	AMD A, AMD E2	AMD Phenom FX, AMD Phenom II X2, AMD Phenom II X3, AMD Phenom II X4, AMD Phenom II X6, AMD Phenom II X8
System bus rateKnown for one	Unknown — not stated by the source	5.2 GT/s
Memory2 differ
Supported memory clock speedsDiffers	1066,1333,1866,2250 MHz	1066,1333,1866,2133 MHz
Maximum internal memoryDiffers	64 GB	32 GB
Storage controllers2 differ
Supported storage drive interfacesDiffers	SATA II	SATA III
RAID levelsDiffers	0, 1, 10, JBOD	0, 1, 5, 10
Graphics2 differ
Parallel processing technology supportDiffers	2-Way CrossFireX	Quad-GPU CrossFireX, Quad-GPU SLI
On-board graphics cardDiffers	Yes	No
Graphics cardKnown for one	Radeon HD 6000	Unknown — not stated by the source
DirectX versionKnown for one	11	Unknown — not stated by the source
Internal I/O1 differ
USB 3.2 Gen 1 (3.1 Gen 1) connectorsKnown for one	Unknown — not stated by the source	1
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	6
Power fan connectorKnown for one	Unknown — not stated by the source	Yes
Number of chassis fan connectorsDiffers	2	3
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
Number of SATA II connectorsKnown for one	6	Unknown — not stated by the source
Rear panel I/O ports2 differ
USB 2.0 ports quantityDiffers	6	8
eSATA ports quantityKnown for one	Unknown — not stated by the source	2
PS/2 ports quantityDiffers	2	1
Network1 differ
LAN controllerDiffers	Realtek RTL8111E	Realtek RTL8111F
Features2 differ
Motherboard chipsetDiffers	AMD A55	AMD 990X
Audio chipDiffers	Realtek ALC887	Realtek ALC892
Expansion slots3 differ
PCI Express x16 slotsDiffers	2	3
PCI Express configurationsDiffers	1x4, 1x16, 2x1	1x1, 1x16, 2x8
PCI slotsDiffers	3	1
BIOSidentical
Clear CMOS jumperKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions1 differ
DepthDiffers	224 mm	244 mm
Packaging content1 differ
Cables includedDiffers	SATA	CrossFire, SATA
Other features1 differ
Controller 2nd interface typeKnown for one	Unknown — not stated by the source	ASMedia PCIe SATA
Controller interface typeDiffers	AMD A55 FCH	AMD SB950

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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