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M4A78-EM specifications summary
(continued on the next page)
CPU
AMD
®
Socket AM2+ / AM2 for AMD
®
Phenom™ x4 /
Phenom™ x3 / Athlon™ x2 / Athlon™ / Sempron™
processors
Compatible with Phenom™ II / Athlon™ x4 / Athlon™ x3 /
Athlon™ x2 processors (AM3 CPU)
Supports 45nm CPU
AMD Cool ‘n’ Quiet™ 2.0 Technology (depends on CPU
type)
Supports CPU up to 125W
Refer to www.asus.com for the AMD CPU support list
Chipset
AMD 780G / SB700
Front side bus
Up to 5200MT/s HyperTransport™ 3.0 interface for
AM3 / AM2+ CPU
2000 / 1600MT/s for AM2 CPU
Memory
Dual-channel memory architecture
4 x 240-pin DIMM slots support maximum 16GB unbuffered
ECC and non-ECC DDR2 1200(O.C.)/1066/800/667MHz
memory modules
* DDR2 1066 is supported by AM3 / AM2+ CPU only.
** We recommend that you install the DDR2 1200 memory
modules on the yellow slots for better performance.
*** Refer to www.asus.com for the latest Memory QVL
(Qualified Vendors List).
**** When you install a total memory of 4GB or more,
Windows
®
32-bit operating system may only recognize
less than 3GB. We recommend a maximum of 3GB
system memory if you are using a Windows
®
32-bit
operating system.
Graphics
Integrated ATI Radeon™ HD 3200 GPU
Supports HDMI™ with max. resolution up to
1920x1200 (1080P)
Supports DVI-D (HDCP compliant) with max. resolution up to
2560x1600@60Hz dual-link
Supports RGB with max. resolution up to 2048x1536@85Hz
Supports Hybrid CrossFireX™ (for Windows
®
Vista only)
Dual VGA output supports:
RGB & DVI
RGB & HDMI
Maximum shared memory up to 256MB
* Refer to www.amd.com for the discrete GPUs which
support Hybrid CrossFireX™.
** The minimum system requirements of playing HD-DVD
and Blu-ray disc: Graphics shared memory of 256MB /
Dual-Core CPU / 1GB dual-channel DDR2 667 or
single-channel DDR2 800
Expansion slots
1 x PCIe x16 slot
1 x PCIe x1 slot
2 x PCI slots
Summary of Contents for M4A78-EM - Motherboard - Micro ATX
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