ASRock H55M-LE User Manual
Summary
Build a powerful desktop PC with this Micro ATX H55 chipset motherboard. Designed for builders using LGA1156 processors and DDR3 memory, this unit offers robust connectivity, featuring Gigabit LAN, dual video outputs (DVI/D-Sub), and ample expansion slots. The detailed manual guides you through installation, advanced features like Turbo 50 performance boosting, BIOS utilities, and utilizing the array of I/O ports to create a customizable and reliable computing experience for intermediate PC enthusiasts.
Page 1 Text Content
H55M-LE
Intel® H55 Chipset www.asrock.com
Detail Specification
- Micro ATX Form Factor: 9.6-in x 8.0-in, 24.4 cm x 20.3 cm
Platform
- Solid Capacitor for CPU power CPU - Supports Intel® Core TM i7 / i5 / i3 and Pentium® G6950 Processors in LGA1156 Package - Supports Intel® Turbo Boost Technology - Supports Hyper-Threading Technology - Supports Untied Overclocking Technology - Supports EM64T CPU
Chipset - Intel® H55 - Dual Channel DDR3 memory technology
Memory
- 2 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: 8GB - Supports Intel® Extreme Memory Profile (XMP) - 1 x PCI Express 2.0 x16 slot (at x16 mode)
Expansion Slot
- 1 x PCI Express 2.0 x1 slot (2.5GT/s) - 2 x PCI slots * Requires Processor with Intel® HD Graphics Technology Graphics * - Intel® HD Graphics - Pixel Shader 4.0, Direct X 10 - Max. shared memory 1759MB - Dual VGA Output: support DVI-D and D-Sub ports by independent display controllers - Supports DVI with max. resolution up to 1920x1200 @ 60Hz - Supports D-Sub with max. resolution up to 2048x1536 @ 75Hz - Supports HDCP function with DVI port - Supports Full HD 1080p Blu-ray (BD) / HD-DVD playback with DVI port - DVI port can be transferred to a HDMI 1.3 port to support Deep Color, xv YCC and HBR audio (High Bit Rate Audio) (Compliant HDMI monitor is required) Audio - 7.1 CH HD Audio (VIA® VT1718S Audio Codec) - PCIE x1 Gigabit LAN 10/100/1000 Mb/s
- Realtek RTL8111DL - Supports Wake-On-LAN I/O Panel
Rear Panel I/O
- 1 x PS/2 Keyboard Port - 1 x VGA/D-Sub Port - 1 x VGA/DVI-D Port - 6 x Ready-to-Use USB 2.0 Ports - 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED) - HD Audio Jack: Side Speaker / Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone Connector - 4 x SATAII 3.0 Gb/s connectors, support NCQ, AHCI and Hot Plug functions - 1 x IR header - 1 x Print Port header - 1 x COM port header - 1 x HDMI_SPDIF header - 1 x Chassis Intrusion header - CPU/Chassis/Power FAN connector
Product Brief
- 24 pin ATX power connector - 4 pin 12V power connector - Supports Dual Channel DDR3 2600+ (OC) - Front panel audio connector - 2 x USB 2.0 headers (support 4 USB 2.0 ports)
- Supports Turbo 50
- 16Mb AMI Legal BIOS
BIOS Feature
- 1 x PCI Express 2.0 x16 slot (at x16 mode) - Supports "Plug and Play" - ACPI 1.1 Compliance Wake Up Events - Dual VGA Output options: support DVI-D and - Supports jumperfree - SMBIOS 2.3.1 Support
D-Sub ports by independent display - CPU, DRAM, VTT, PCH, CPU PLL, GFX Voltage
Multi-adjustment
controllers
- Drivers, Utilities, Anti Virus Software (Trial Version),
Support CD
- Supports Full HD 1080p Blu-ray (BD) / ASRock Software Suite (Cyber Link DVD Suite - OEM and Trial; Creative Sound Blaster X-Fi MB - Trial)
HD-DVD playback with DVI port
Unique Feature - ASRock OC Tuner - Intelligent Energy Saver
- Combo Cooler Option (C.C.O.),
- Instant Boot - ASRock Instant Flash
PCIE Gigabit LAN
- ASRock OC DNA - Supports ASRock Instant Boot, Instant Flash, - Hybrid Booster: - CPU Frequency Stepless Control OC Tuner, OC DNA, Intelligent Energy Saver, - ASRock U-COP - Boot Failure Guard (B.F.G.) Multi-Speed Fan Control, Good Night LED - Combo Cooler Option (C.C.O.) - Good Night LED - Turbo 50 / Turbo 100 GPU Overclocking - Turbo 50 / Turbo 100 GPU Overclocking (Requires Processor with Intel® HD Graphics Technology)
(Requires Processor with Intel® HD Graphics
- CPU Temperature Sensing
Hardware Monitor
- Chassis Temperature Sensing
Technology)
- CPU/Chassis/Power Fan Tachometer - Eu P Ready - CPU Quiet Fan - CPU/Chassis Fan Multi-Speed Control - Free Bundle : Cyber Link DVD Suite - OEM - CASE OPEN detection - Voltage Monitoring: +12V, +5V, +3.3V, CPU Vcore
and Trial; Creative Sound Blaster X-Fi MB -
- Microsoft® Windows® 7 / 7 64-bit / Vista TM / Vista TM 64-bit /
XP / XP 64-bit compliant
Trial
Certifications - FCC, CE, WHQL - Eu P Ready (Eu P ready power supply is required)
The specification is subject to change without notice. The brand and product names are trademarks of their - Quick Installation Guide, Support CD, I/O Shield
respective companies. Any configuration other than original product specification is not guaranteed. Accessories
- 2 x SATA Data Cables (Optional)
Page Summary Contents For ASRock H55M-LE User Manual
Manual Details
| Brand | ASRock |
|---|---|
| Pages | 6 |
| File Size | 1.45 MB |
| Published | May 14, 2026 |
Enter the captcha to get the download link:
Frequently Asked Questions
What maximum RAM capacity and type does this motherboard support?
It supports a maximum of 8GB of non-ECC, un-buffered DDR3 memory using two DIMM slots.
Is there an easy way to update the BIOS without operating systems?
Yes, ASRock Instant Flash utility automatically detects and allows you to flash suitable BIOS versions for your specific model.
Can this system output support Blu-ray playback?
The DVI port supports Full HD 1080p Blu-ray (BD) / HD-DVD playback. The DVI port can also be transferred to an HDMI 1.3 port.
Does the motherboard include features for monitoring or overclocking?
It includes ASRock OC DNA and Voltage Monitoring (+12V, +5V, +3.3V, CPU Vcore), and supports up to 50% performance boost via the Turbo 50 button.