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Socket AM3 Motherboard Features Comparison

Roundup: Four 790FX Socket AM3 Motherboards
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One of the great things about high-end AMD motherboards is that enthusiasts can get top features at mid-market prices. Today’s 790FX Socket AM3 models are all available for under $200, whereas similarly-featured LGA 1366 parts typically cost over $300.

790FX Socket AM3 Motherboard Features

 

Asus
M4A79T Deluxe

DFI LANParty DK
790FXB-M3H5

Gigabyte
MA790FXT-UD5P

MSI
790FX-GD70

Northbridge

AMD 790FX

AMD 790FX

AMD 790FX

AMD 790FX

Southbridge

SB750

SB750

SB750

SB750

Voltage Regulator

10 Phases

5 Phases

10 Phases

5 Phases

BIOS

0902 (03-26-2009)

306 (03-06-2009)

F4 (03-13-2009)

V1.1 (03-13-2009)

200 MHz Base Clock

200.7

200.0 (+0.0%)

200.9 (+0.45%)

200.0 (+0.0%)

Clock Generator

ICS 9LPRS477CKL

ICS 9LPRS477CKL

ICS 9LPRS477CKL

RTM880N-793

Internal Interfaces

PCIe

4 (2x x16 or 4x x8)

3 (x16/x16/x4)

2 (x16/x16)

4 (2x x16 or 4x x8)

PCIe x1

0

0

3

1

Legacy PCI

2

3

2

2

USB 2.0

3 (6 ports)

3 (6 ports)

2 (4 ports)

2 (4 ports)

FireWire

1

0

1

1

Serial Port

1

1

1

1

Parallel Port

0

0

1

0

Floppy

1

1

1

1

Ultra ATA-133

1 (2-drives)

1 (2-drives)

1 (2-drives)

1 (2-drives)

SATA

5

6

10

8

4-Pin Fan

1

1

2

1

3-Pin Fan

3

5

3

4

FP-Audio

Yes

Yes

Yes

Yes

CD Audio

Yes

Yes

Yes

Yes

S/PDIF I/O

Output Only

None

Both

Output Only

Power Button

Yes

Yes

Yes

Yes

Reset Button

Yes

Yes

Yes

Yes

CLR_CMOS Button

Jumper Only

Jumper Only

Yes

Yes

Diagnostics Panel

None

2-Character

None

2-character

I/O Panel Connectors

PS/2

2

2

2

2

USB 2.0

6

6

8

7

FireWire

1

0

2

1

Network

1

1

2

2

eSATA

1

0

0

1

CLR_CMOS Button

None

By Jumper

None

None

Digital Audio Out

2

2

2

2

Digital Audio In

0

0

0

0

Analog Audio

6

6

6

6

Mass Storage Controllers

Chipset SATA

6x SATA 3.0 Gb/s

6x SATA 3.0 Gb/s

6x SATA 3.0 Gb/s

6x SATA 3.0 Gb/s

Chipset RAID Modes

0, 1, 5, 10, JBOD

0, 1, 5, 10, JBOD

0, 1, 5, 10, JBOD

0, 1, 5, 10, JBOD

Add-In SATA

None

None

JMB363 PCIe to
2x JMB322 Hub,
4x SATA 3.0 Gb/s*

JMB362/JMB322
1x eSATA 3.0 Gb/s
2x SATA 3.0 Gb/s*

Add-In RAID Modes

None

None

0, 1, JBOD

0, 1, JBOD

FireWire

VT6315N PCIe
2x 400 Mb/s

None

TSB43AB23 PCI
3x 400 Mb/s

VT6315N PCIe
2x 400 Mb/s

Gigabit Ethernet

Primary LAN

RTL8112 PCIe

88E8056 PCIe

RTL8111DL PCIe

RTL8111DL PCIe

Secondary LAN

None

None

RTL8111DL PCIe

RTL8111DL PCIe

Audio

HD Audio Codec

ALC1200

ALC885

ALC889A

ALC889

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