ASRock > Motherboard Compare Result

Model	P55 Deluxe3	P55 Extreme	P55 Pro	P55M Pro

Form Factor	- ATX Form Factor: 12.0-in x 9.6-in, 30.5 cm x 24.4 cm - All Solid Capacitor design (100% Japan made high quality conductive polymer capacitors)	- ATX Form Factor: 12.0-in x 9.6-in, 30.5 cm x 24.4 cm - All Solid Capacitor design (100% Japan made high quality conductive polymer capacitors)	- ATX Form Factor: 12.0-in x 8.6-in, 30.5 cm x 21.8 cm - All Solid Capacitor design (100% Japan made high quality conductive polymer capacitors)	- Micro ATX Form Factor: 9.6-in x 8.8-in, 24.4 cm x 22.4 cm - All Solid Capacitor design (100% Japan made high quality conductive polymer capacitors)
Unique Feature	- ASRock OC Tuner - Intelligent Energy Saver - Instant Boot - ASRock Instant Flash - ASRock OC DNA - Hybrid Booster: - CPU Frequency Stepless Control< / font> - ASRock U-COP< / font> - Boot Failure Guard (B.F.G.)< / font> - Combo Cooler Option (C.C.O.) - Good Night LED	- ASRock OC Tuner - Intelligent Energy Saver - Instant Boot - ASRock Instant Flash - ASRock OC DNA - Hybrid Booster: - CPU Frequency Stepless Control< / font> - ASRock U-COP< / font> - Boot Failure Guard (B.F.G.)< / font> - Combo Cooler Option (C.C.O.) - Good Night LED	- ASRock OC Tuner - Intelligent Energy Saver - Instant Boot - ASRock Instant Flash - ASRock OC DNA - Hybrid Booster: - CPU Frequency Stepless Control< / font> - ASRock U-COP< / font> - Boot Failure Guard (B.F.G.)< / font> - Combo Cooler Option (C.C.O.) - Good Night LED	- ASRock OC Tuner - Intelligent Energy Saver - Instant Boot - ASRock Instant Flash - ASRock OC DNA - Hybrid Booster: - CPU Frequency Stepless Control< / font> - ASRock U-COP< / font> - Boot Failure Guard (B.F.G.)< / font> - Combo Cooler Option (C.C.O.) - Good Night LED
CPU	- Supports Intel^® Core™ i7 / i5 / i3 and Pentium G6950 Processors in LGA1156 Package - Advanced V8 + 2 Power Phase Design - Supports Intel^® Turbo Boost Technology - Supports Hyper-Threading Technology - Supports Untied Overclocking Technology - Supports EM64T CPU	- Supports Intel^® Core™ i7 / i5 / i3 and Pentium G6950 Processors in LGA1156 Package - Advanced V8 + 2 Power Phase Design - Supports Intel^® Turbo Boost Technology - Supports Hyper-Threading Technology - Supports Untied Overclocking Technology - Supports EM64T CPU	- Supports Intel^® Core™ i7 / i5 / i3 and Pentium G6950 Processors in LGA1156 Package - Advanced V8 + 2 Power Phase Design - Supports Intel^® Turbo Boost Technology - Supports Hyper-Threading Technology - Supports Untied Overclocking Technology - Supports EM64T CPU	- Supports Intel^® Core™ i7 / i5 / i3 and Pentium G6950 Processors in LGA1156 Package - 4 + 1 Power Phase Design - Supports Intel^® Turbo Boost Technology - Supports Hyper-Threading Technology - Supports Untied Overclocking Technology - Supports EM64T CPU
Chipset	- Intel^® P55	- Intel^® P55	- Intel^® P55	- Intel^® P55
Memory	- Dual Channel DDR3 memory technology - 4 x DDR3 DIMM slots - Supports DDR3 2600+(OC) / 2133(OC) / 1866(OC) / 1600 / 1333 / 1066 non-ECC, un-buffered memory - Max. capacity of system memory: 16GB* - Supports Intel^® Extreme Memory Profile (XMP) *Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows 32-bit OS. For Windows 64-bit OS with 64-bit CPU, there is no such limitation.	- Dual Channel DDR3 memory technology - 4 x DDR3 DIMM slots - Supports DDR3 2600+(OC) / 2133(OC) / 1866(OC) / 1600 / 1333 / 1066 non-ECC, un-buffered memory - Max. capacity of system memory: 16GB* - Supports Intel^® Extreme Memory Profile (XMP) *Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows 32-bit OS. For Windows 64-bit OS with 64-bit CPU, there is no such limitation.	- Dual Channel DDR3 memory technology - 4 x DDR3 DIMM slots - Supports DDR3 2600+(OC) / 2133(OC) / 1866(OC) / 1600 / 1333 / 1066 non-ECC, un-buffered memory - Max. capacity of system memory: 16GB* - Supports Intel^® Extreme Memory Profile (XMP) *Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows 32-bit OS. For Windows 64-bit OS with 64-bit CPU, there is no such limitation.	- Dual Channel DDR3 memory technology - 4 x DDR3 DIMM slots - Supports DDR3 2400+(OC) / 2133(OC) / 1866(OC) / 1600 / 1333 / 1066 non-ECC, un-buffered memory - Max. capacity of system memory: 16GB* - Supports Intel^® Extreme Memory Profile (XMP) *Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows 32-bit OS. For Windows 64-bit OS with 64-bit CPU, there is no such limitation.
Slots	- 2 x PCI Express 2.0 x16 slots (Single at x16 or Dual at x8 / x8 mode) - 2 x PCI Express 2.0 x1 slots (2.5GT / s) - 2 x PCI slots - Supports ATI™ CrossFireX™ and Quad CrossFireX™ - Supports NVIDIA SLI™ and Quad SLI™	- 2 x PCI Express 2.0 x16 slots (Single at x16 or Dual at x8 / x8 mode) - 1 x PCI Express 2.0 x16 slot (at x4 mode, 2.5GT / s) - 1 x PCI Express 2.0 x1 slot (2.5GT / s) - 3 x PCI slots - Supports ATI™ CrossFireX™, 3-Way CrossFireX™ and Quad CrossFireX™ - Supports NVIDIA SLI™ and Quad SLI™	- 1 x PCI Express 2.0 x16 slot (at x16 mode) - 1 x PCI Express 2.0 x16 slot (at x4 mode, 2.5GT / s) - 2 x PCI Express 2.0 x1 slots (2.5GT / s) - 2 x PCI slots - Supports ATI™ CrossFireX™ and Quad CrossFireX™	- 1 x PCI Express 2.0 x16 slot (at x16 mode) - 1 x PCI Express 2.0 x16 slot (at x4 mode, 2.5GT / s) - 1 x PCI Express 2.0 x1 slot (2.5GT / s) - 1 x PCI slot - Supports ATI™ CrossFireX™ and Quad CrossFireX™
Graphics	- n / a	- n / a	- n / a	- n / a
Audio	- 7.1 CH HD Audio with Content Protection - DAC with 110dB dynamic range (VIA VT2020 Audio Codec) - Premium Blu-ray audio support	- 7.1 CH HD Audio with Content Protection - DAC with 110dB dynamic range (ALC890 Audio Codec) - Premium Blu-ray audio support	- 7.1 CH HD Audio with Content Protection - DAC with 110dB dynamic range (ALC890 Audio Codec) - Premium Blu-ray audio support	- 7.1 CH HD Audio (VIA VT1708S Audio Codec)
Lan	- PCIE x1 Gigabit LAN 10 / 100 / 1000 Mb / s - Realtek RTL8111DL - Supports Wake-On-LAN - Supports PXE	- PCIE x1 Gigabit LAN 10 / 100 / 1000 Mb / s - Realtek RTL8111DL - Supports Wake-On-LAN - Supports PXE	- PCIE x1 Gigabit LAN 10 / 100 / 1000 Mb / s - Realtek RTL8111DL - Supports Wake-On-LAN - Supports PXE	- PCIE x1 Gigabit LAN 10 / 100 / 1000 Mb / s - Realtek RTL8111DL - Supports Wake-On-LAN - Supports PXE
WiFi	- n/a	- n/a	- n/a	- n/a
USB
Rear Panel I/O	I / O Panel - 1 x PS / 2 Mouse Port - 1 x PS / 2 Keyboard Port - 1 x Coaxial SPDIF Out Port - 1 x Optical SPDIF Out Port - 5 x USB 2.0 Ports - 1 x Powered eSATA3 / USB 2.0 Connector - 2 x USB 3.1 Gen1 Ports (NEC MPD720200) - 1 x RJ-45 LAN Port with LED (ACT / LINK LED and SPEED LED) - 1 x IEEE 1394 Port - 1 x Clear CMOS Switch with LED - HD Audio Jack: Side Speaker / Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone	I / O Panel - 1 x PS / 2 Mouse Port - 1 x PS / 2 Keyboard Port - 1 x Coaxial SPDIF Out Port - 1 x Optical SPDIF Out Port - 7 x Ready-to-Use USB 2.0 Ports - 1 x Powered eSATA2 / USB Connector - 1 x RJ-45 LAN Port with LED (ACT / LINK LED and SPEED LED) - 1 x IEEE 1394 Port - 1 x Clear CMOS Switch with LED - HD Audio Jack: Side Speaker / Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone	I / O Panel - 1 x PS / 2 Mouse Port - 1 x PS / 2 Keyboard Port - 1 x Coaxial SPDIF Out Port - 1 x Optical SPDIF Out Port - 6 x Ready-to-Use USB 2.0 Ports - 2 x Powered eSATA2 / USB Connectors - 1 x RJ-45 LAN Port with LED (ACT / LINK LED and SPEED LED) - 1 x IEEE 1394 Port - 1 x Clear CMOS Switch with LED - HD Audio Jack: Side Speaker / Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone	I / O Panel - 1 x PS / 2 Mouse Port - 1 x PS / 2 Keyboard Port - 1 x Coaxial SPDIF Out Port - 1 x Optical SPDIF Out Port - 6 x Ready-to-Use USB 2.0 Ports - 2 x Powered eSATA2 / USB Connectors - 1 x RJ-45 LAN Port with LED (ACT / LINK LED and SPEED LED) - 1 x IEEE 1394 Port - HD Audio Jack: Side Speaker / Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone
Storage
RAID
Connector	- 6 x SATA2 3.0 Gb/s connectors, support RAID (RAID 0, RAID 1, RAID 10, RAID 5 and Intel^® Rapid Storage), NCQ, AHCI and Hot Plug functions - 2 x SATA3 6.0 Gb/s connectors by Marvell SE9128, support hardware RAID (RAID 0 and RAID 1), NCQ, AHCI and Hot Plug functions (SATA3_2 connector is shared with eSATA3 port) - 1 x ATA133 IDE connector (supports 2 x IDE devices) - 1 x Floppy connector - 1 x IR header - 1 x COM port header - 1 x HDMI_SPDIF header - 1 x IEEE 1394 header - 1 x TPM header - 1 x Chassis Intrusion header - 1 x Power LED header - CPU/Chassis/Power FAN connector - 24 pin ATX power connector - 8 pin 12V power connector - CD in header - Front panel audio connector - 3 x USB 2.0 headers (support 6 USB 2.0 ports) - 1 x Dr. Debug with LED* *Check the Dr. Debug code list here.	- 6 x SATA2 3.0 Gb / s connectors, support RAID (RAID 0, RAID 1, RAID 10, RAID 5 and Intel^® Matrix Storage), NCQ, AHCI and Hot Plug functions - 1 x ATA133 IDE connector (supports 2 x IDE devices) - 1 x Floppy connector - 1 x IR header - 1 x COM port header - 1 x HDMI_SPDIF header - 1 x IEEE 1394 header - 1 x TPM header - CPU / Chassis / Power FAN connector - 24 pin ATX power connector - 8 pin 12V power connector - CD in header - Front panel audio connector - 3 x USB 2.0 headers (support 6 USB 2.0 ports)	- 6 x SATA2 3.0 Gb / s connectors, support RAID (RAID 0, RAID 1, RAID 10, RAID 5 and Intel^® Matrix Storage), NCQ, AHCI and Hot Plug functions - 1 x ATA133 IDE connector (supports 2 x IDE devices) - 1 x Floppy connector - 1 x IR header - 1 x COM port header - 1 x HDMI_SPDIF header - 1 x IEEE 1394 header - 1 x TPM header - CPU / Chassis / Power FAN connector - 24 pin ATX power connector - 8 pin 12V power connector - CD in header - Front panel audio connector - 3 x USB 2.0 headers (support 6 USB 2.0 ports)	- 4 x SATA2 3.0 Gb / s connectors, support RAID (RAID 0, RAID 1, RAID 10, RAID 5 and Intel^® Matrix Storage), NCQ, AHCI and Hot Plug functions - 1 x ATA133 IDE connector (supports 2 x IDE devices) - 1 x Floppy connector - 1 x IR header - 1 x Print Port header - 1 x COM port header - 1 x HDMI_SPDIF header - 1 x IEEE 1394 header - 1 x TPM header - CPU / Chassis / Power FAN connector - 24 pin ATX power connector - 8 pin 12V power connector - CD in header - Front panel audio connector - 3 x USB 2.0 headers (support 6 USB 2.0 ports)
BIOS	- 16Mb AMI Legal BIOS - Supports "Plug and Play" - ACPI 1.1 Compliance Wake Up Events - Supports jumperfree - SMBIOS 2.3.1 Support - CPU, VCCM, SB, VTT, PCH PLL Voltage Multi-adjustment - Supports I. O. T. (Intelligent Overclocking Technology)	- 16Mb AMI BIOS - AMI Legal BIOS - Supports "Plug and Play" - ACPI 1.1 Compliance Wake Up Events - Supports jumperfree - SMBIOS 2.3.1 Support - CPU, VCCM, SB, VTT Voltage Multi-adjustment - Supports I. O. T. (Intelligent Overclocking Technology) - Supports Smart BIOS	- 16Mb AMI BIOS - AMI Legal BIOS - Supports "Plug and Play" - ACPI 1.1 Compliance Wake Up Events - Supports jumperfree - SMBIOS 2.3.1 Support - CPU, VCCM, SB, VTT, VCCM REF, PCH_PLL Voltage Multi-adjustment - Supports I. O. T. (Intelligent Overclocking Technology) - Supports Smart BIOS	- 16Mb AMI BIOS - AMI Legal BIOS - Supports "Plug and Play" - ACPI 1.1 Compliance Wake Up Events - Supports jumperfree - SMBIOS 2.3.1 Support - CPU, VCCM, PCH, VTT Voltage Multi-adjustment - Supports I. O. T. (Intelligent Overclocking Technology) - Supports Smart BIOS
Support CD	- Drivers, Utilities, AntiVirus Software (Trial Version), ASRock Software Suite (CyberLink DVD Suite - OEM and Trial; Creative Sound Blaster X-Fi MB - Trial)	- Drivers, Utilities, AntiVirus Software (Trial Version)	- Drivers, Utilities, AntiVirus Software (Trial Version)	- Drivers, Utilities, AntiVirus Software (Trial Version)
Software and UEFI
Hardware Monitor	- CPU Temperature Sensing - Chassis Temperature Sensing - CPU, Chassis, Power Fan Tachometer - CPU Quiet Fan - CPU, Chassis Fan multi-speed control - CASE OPEN detection - Voltage Monitoring: +12V, +5V, +3.3V, CPU Vcore	- CPU Temperature Sensing - Chassis Temperature Sensing - CPU, Chassis, Power Fan Tachometer - CPU Quiet Fan - CPU, Chassis Fan multi-speed control - Voltage Monitoring: +12V, +5V, +3.3V, CPU Vcore	- CPU Temperature Sensing - Chassis Temperature Sensing - CPU, Chassis, Power Fan Tachometer - CPU Quiet Fan - CPU, Chassis Fan multi-speed control - Voltage Monitoring: +12V, +5V, +3.3V, CPU Vcore	- CPU Temperature Sensing - Chassis Temperature Sensing - CPU, Chassis, Power Fan Tachometer - CPU Quiet Fan - CPU, Chassis Fan multi-speed control - Voltage Monitoring: +12V, +5V, +3.3V, CPU Vcore
OS	- Microsoft Windows 7 / 7 64-bit / Vista™ / Vista™ 64-bit / XP / XP 64-bit compliant	- Microsoft Windows 7 / 7 64-bit / Vista™ / Vista™ 64-bit / XP / XP 64-bit compliant	- Microsoft Windows 7 / 7 64-bit / Vista™ / Vista™ 64-bit / XP / XP 64-bit compliant	- Microsoft Windows 7 / 7 64-bit / Vista™ / Vista™ 64-bit / XP / XP 64-bit compliant
Certifications	- FCC, CE - EuP Ready (EuP ready power supply is required)	- FCC, CE - EuP 2.0 Ready (EuP ready power supply is required)	- FCC, CE - EuP Ready (EuP ready power supply is required)	- FCC, CE - EuP Ready (EuP ready power supply is required)
Accessories	- 1 x ASRock SLI_Bridge_2S Card - I / O Shield - Floppy / ATA 133 Cables - 4 x SATA Data Cables (optional) - 2 x SATA 1 to 1 Power Cables (optional)	- 1 x ASRock SLI_Bridge_2S Card - I / O Shield - Floppy / ATA 133 Cables - 4 x SATA Data Cables (optional) - 2 x SATA 1 to 1 Power Cables (optional)	- I / O Shield - Floppy / ATA 133 Cables - 4 x SATA Data Cables (optional) - 1 x SATA 1 to 1 Power Cable (optional)	- I / O Shield - Floppy / ATA 133 Cables - 2 x SATA Data Cables (optional) - 1 x SATA 1 to 1 Power Cable (optional)