| Group 3 | | | | | | | | | | | | | | | |
| Mobo 1 | Mobo 2 | Mobo 3 | Mobo 4 | Mobo 5 | | | | | | | | | | | | |
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| Manufacturer | MSI | Gigabyte | ASUS | | | | | | | | | | | | | | |
| Model # | X48C Platinum | GA-EX58-UD4P | P5N-T Deluxe Green | | | | | | | | | | | | | | |
| Form Factor | ATX | ATX | ATX | | | | | | | | | | | | | | |
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| CPU: | | | | | | | | | | | | | | | | | |
| Company | Intel | Intel | Intel | | | | | | | | | | | | | | |
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| Brand | Intel® Core 2 Extreme/Core 2 Quad/Core 2 Duo | Intel Core i 7/ 45nm Processors | Intel® Core™2 Quad / Core™2 Extreme / Core™2 Duo / Pentium® Extreme / Pentium® D / Pentium® 4 Processors | | | | | | | | | | | | | | |
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| Internal Bus | FSB 1600/1333/1066/800 MHz | QPI 6.4 GT/s | 1333/1066/800/ MHz | | | | | | | | | | | | | | |
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| Chipset | Intel® X48 + ICH9R Chipset | Intel X58 + ICH10R Chipset | NVIDIA nForce 780i SLI | | | | | | | | | | | | | | |
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| Memory | 4 DDR3 800/1066/1333/1600 8GB Max | Dual Channel DDR3 2100+/1333/1066/800 24GB Max | 4 DDR 1066/800/667/ Max. 8 GB | | | | | | | | | | | | | | |
| 2 DDR2 667/800 4GB Max | DDR2 Not Supported | Dual Channel memory architecture | | | | | | | | | | | | | | |
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| Expansion Slots | 2* PCI-Ex16 + 1*PCI | 3*PCI-Ex16 + 1*PCI-Ex4+ 1*PCI-Ex1 | 3*PCI-Ex16 + 2 *PCI-Ex1 | | | | | | | | | | | | | | |
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| Ports | PS/2 Mouse and Keyboard | Not Available | PS/2 Mouse and Keyboard | | | | | | | | | | | | | | |
| 8*USB 2.0 | 12*USB 2.0 | 4* USB 2.0/1.1 | | | | | | | | | | | | | | |
| IEEE 1394 | 3*IEEE 1394a | IEEE 1394 | | | | | | | | | | | | | | |
| Optical SPDIF | Optical SPDIF Port | Optical SPDIF Port | | | | | | | | | | | | | | |
| 2 eSATA | 8*SATA 3Gb/s + 1*PATA | 1 x External SATA | | | | | | | | | | | | | | |
| RJ-45 Gigabyte LAN | RJ-45 Gigabyte LAN | RJ-45 Gigabyte LAN | | | | | | | | | | | | | | |
| Integrated 8 Channlel Audio | HD Audio, 8-channel | 8 Channel Audio I/O | | | | | | | | | | | | | | |
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