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MSI Z77 MPOWER ATX Intel Motherboard with UEFI BIOS OUT OF STOCK MSI Z77 MPOWER ATX Intel Motherboard with UEFI BIOS ASRock Z77 OC Formula Extended ATX Intel Motherboard OUT OF STOCK ASRock Z77 OC Formula Extended ATX Intel Motherboard
Expand Intel Motherboards Intel Motherboards
Rating   (154)   (103)
In Stock No  No 
Model# Z77 MPOWER  Z77 OC Formula 
Brand MSI  ASRock 
CPU Socket Type LGA 1155  LGA 1155 
CPU Type Core i7 / i5 / i3 / Pentium / Celeron (LGA1155)  Core i7 / i5 / i3 / Pentium (LGA1155) 
Chipset Intel Z77  Intel Z77 
Number of Memory Slots 4×240pin  4×240pin 
Memory Standard DDR3 1066/1333/1600/1866*/2000*/2133*(OC), 2200*/2400*/2600*/2667*/2800*/3000*(OC, 22nm CPU required)  DDR3 3000+(OC)/2800(OC)/2666(OC)/2400(OC)/2133(OC)/1866(OC)/1600/1333 
Maximum Memory Supported 32GB  32GB 
Channel Supported Dual Channel  Dual Channel 
PCI Express 3.0 x16 3 (16/8/4)  2 (x16/x8 or x8/x8) 
PCI Express x1 4 x PCI Express x1  2 x PCI Express x1 
SATA 3Gb/s 4 x SATA 3Gb/s  4 x SATA 3Gb/s 
SATA 6Gb/s 2 x SATA 6Gb/s  6 x SATA 6Gb/s 
SATA RAID 0/1/5/10  2 x SATA3 6.0 Gb/s by Intel Z77, support RAID (RAID 0, RAID 1, RAID 5, RAID 10)
4 x SATA2 3.0 Gb/s by Z77, support RAID (RAID 0, RAID 1, RAID 5, RAID 10)
4 x SATA3 6.0 Gb/s by Marvell SE9172, support RAID (RAID 0 and RAID 1) 
Onboard Video Chipset Supported only by CPU with integrated graphic  Supported only by CPU with integrated graphic 
Audio Chipset Realtek ALC898  Realtek ALC898 
Audio Channels 8 Channels  8 Channels 
LAN Chipset Realtek 8111E  Broadcom BCM57781 
Max LAN Speed 10/100/1000Mbps  10/100/1000Mbps 
PS/2 1 x PS/2 keyboard/mouse port  1 x PS/2 keyboard/mouse port 
HDMI 1 x HDMI  1 x HDMI 
DisplayPort 1 x DisplayPort   
USB 3.0 6 x USB 3.0  6 x USB 3.0 
USB 1.1/2.0 2 x USB 2.0  4 x USB 2.0 
S/PDIF Out 1 x Optical  1 x Optical 
Audio Ports 6 Ports  5 Ports 
Onboard USB 2 x USB 3.0 + 6 x USB 2.0  2 x USB 3.0 + 6 x USB 2.0 
Other Connectors 1 x Multi BIOS Switch
1 x TPM Module connector
1 x Front Panel connector
1 x Front Panel Audio connector
1 x Chassis Intrusion connector
1 x Voice Genie connector (optional)
1 x MultiConnect Panel connector (optional)
1x Debug LED panel
1 x V-Check Points Set
1 x Power button
1 x OC Genie button
1 x Reset button
1 x Clear CMOS jumper
1 x GO2BIOS button
CPU x 1 / System x 4 FAN connectors
ATX 24-pin Power Connector
ATX 8-pin Power Connector
ATX 6-pin Power Connector 
1 x IR header
1 x CIR header
1 x COM port header
1 x HDMI_SPDIF header
1 x Power LED header
V-ProbeTM: 2 x 7-set of onboard voltage measurement points laid
2 x CPU Fan connectors (1 x 4-pin, 1 x 3-pin)
4 x Chassis Fan connectors (1 x 4-pin, 3 x 3-pin)
1 x Power Fan connector (3-pin)
1 x MOS Fan connector (3-pin)
24 pin ATX power connector
8 pin 12V power connector
4 pin 12V power connector
SLI/XFire power connector
Front panel audio connector
1 x Dr. Debug with LED
1 x Power Switch with LED
1 x Reset Switch with LED
1 x Clear CMOS Switch with LED
Rapid OC Button: +/- buttons to adjust OC frequency
1 x PCIe ON/OFF Switch
1 x Post Status Checker (PSC) 
Form Factor ATX  Extended ATX 
Dimensions (W x L) 12.0" x 9.6"  12" x 10.5" 
Power Pin 24 Pin  24 Pin 
Features OC Certified: Military Class Burn-in Test Passed

Military Class III components: Top quality & stability

OC Genie II: Auto OC to boost performance in 1 sec

Click BIOS II: Easy-to-use UEFI BIOS interface

THX TruStudio PRO: deliver the fullest audio experience

Support Bluetooth & Wi-Fi

Supports ATI CrossFire Technology

Supports NVIDIA SLI Technology 
OC Formula Power Kit
- Digi Power
- Dual-Stack MOSFET (DSM)
- Multiple Filter Cap (MFC) (Filter different noise by 3 different capacitors: DIP solid cap, POSCAP and MLCC)
- Premium Alloy Choke (Reduce 70% core loss compare to iron powder choke)
- 12 + 4 Power Phase Design

OC Formula Connector Kit
- Hi-Density Power Connector
- 15uGold Finger (CPU and memory sockets)

OC Formula Cooling Kit
- Twin-Power Cooling (Combine active air cooling and water cooling)
- 8 Layer PCB
- 4 x 2oz copper
- GELID GC-Extreme Thermal Compound

Supports NickShih's OC Profile, Formula Drive, FAN-Tastic Tuning, Multi Thermal Sensor

Supports Fine-Tuning V-Controller, Interactive UEFI, Timing Configurator

Supports Rapid OC, PCIe ON/OFF, V-Probe

Supports ASRock XFast 555, Lucid MVP, Dehumidifier, OMG

Free Bundle : 1 x Front USB 3.0 Panel, 10 x OC Stands 
Supported CPU Technologies   Intel Turbo Boost 2.0 Technology
Intel K-Series unlocked CPU
Hyper-Threading Technology 
PCI Express 2.0 x16   1 (x4) 
Notes & Disclaimers Replacement Only Return Policy  Replacement Only Return Policy 
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