
Safe checkout
Secure payments
Fast dispatch
1–2 day handling
Free shipping
U.S. ground
Warranty & RMA
Support after delivery
B75MA-P45 - MSI Intel B75 DDR3 4-Slot System Board (Motherboard) Socket LGA1155
- Intel LGA 1155 (Socket H2) Intel® Celeron®, Intel® Pentium®
- PC micro ATX Intel B75 7.1 channels
- DDR3-SDRAM 4 DIMM Maximum internal memory: 32 GB
- SATA II, SATA III
- Intel HD Graphics
- BIOS type: UEFI
- Gigabit Ethernet
Request a price for B75MA-P45 — we confirm current pricing and lead time within one business day.
Key specifications
See full specs ↓- Processor manufacturer
- Intel
- Processor socket
- LGA 1155 (Socket H2)
- Compatible processor series
- Intel® Celeron®, Intel® Pentium®
- Supported memory types
- DDR3-SDRAM
- Number of memory slots
- 4
- Memory slots type
- DIMM
Documents
Product details
MSI B75MA-P45. Processor manufacturer: Intel, Processor socket: LGA 1155 (Socket H2), Compatible processor series: Intel® Celeron®, Intel® Pentium®. Supported memory types: DDR3-SDRAM, Maximum internal memory: 32 GB, Memory slots type: DIMM. Supported storage drive interfaces: SATA II, SATA III. Graphics card family: Intel, Graphics card: HD Graphics. Ethernet interface type: Gigabit Ethernet
Processor
| Processor manufacturer | Intel |
| Processor socket | LGA 1155 (Socket H2) |
| Compatible processor series | Intel® Celeron®, Intel® Pentium® |
Memory
| Supported memory types | DDR3-SDRAM |
| Number of memory slots | 4 |
| Memory slots type | DIMM |
| Supported memory clock speeds | 1066,1333,1600,1800,2000,2200,2400 MHz |
| Maximum internal memory | 32 GB |
Storage controllers
| Supported storage drive interfaces | SATA II, SATA III |
Graphics
| Parallel processing technology support | Not supported |
| On-board graphics card | Yes |
| Graphics card family | Intel |
| Graphics card | HD Graphics |
| DirectX version | 11 |
Internal I/O
| USB 2.0 connectors | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| Number of SATA III connectors | 1 |
| Number of SATA II connectors | 5 |
| Front panel audio connector | Yes |
| ATX Power connector (24-pin) | Yes |
| CPU fan connector | Yes |
| Chassis intrusion connector | Yes |
| TPM connector | Yes |
| Parallel connector | Yes |
Rear panel I/O ports
| USB 2.0 ports quantity | 4 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| Ethernet LAN (RJ-45) ports | 1 |
| PS/2 ports quantity | 2 |
| VGA (D-Sub) ports quantity | 1 |
| DVI-D ports quantity | 1 |
Network
| Ethernet interface type | Gigabit Ethernet |
Features
| Motherboard chipset | Intel B75 |
| Audio output channels | 7.1 channels |
| Component for | PC |
| Motherboard form factor | micro ATX |
| Motherboard chipset family | Intel |
| Power source type | ATX |
Expansion slots
| PCI Express x1 slots | 1 |
| PCI Express x16 slots | 1 |
| PCI slots | 1 |
BIOS
| BIOS type | UEFI |
Weight & dimensions
| Width | 225 mm |
| Depth | 244 mm |
Description
World’s 1st PCI Express Gen 3 mainboard brand With ultra-high 32GB/s transfer bandwidth, PCI Express Gen 3 provides a 2X faster transfer rate than the previous generation, this delivers amazing capabilities for true next generation extreme gaming. Benefits: - 2X bandwidth - Increased efficiency and compatibility - Extreme performance for current and next gen PCI Express cards World’s 1st UEFI and software graphical user interface MSI ClickBIOS II provides a consistent user interface both in the UEFI BIOS and in Windows, it provides the most convenient way for users to control system settings and supports touchscreen control. Benefits: - Graphical User Interface, with touchscreen support - Simply click or touch and move to change settings - Full system control, including overclocking, security and information OC Genie II OC Genie II provides an instant performance boost, optimizing CPU, memory, integrated graphics, and storage device performance with the function enabled. Benefits: - Overclock in one second - At least 36% boost in 3D gaming performance - Simple and easy – No need for complex BIOS setting and extra equipment *Features may vary according to your platform and model. SATA 6Gb/s SATA 6Gb/s provides double the bandwidth of traditional SATA 3Gb/s, and increases the data transfer rate between your mainboard and internal storage devices, such as 7200RPM HDDs, 10000RPM HDDs and SSDs. It’s also the current trend for upcoming high-speed internal storage devices to to break the existing bottleneck of a PC’s performance. Features - 2X Faster Than SATA 3Gb/s - Up to 6Gb/s Data Transfer Bandwidth - Unleash True Performance of New HDDs/SSDs M-Flash Compared to common mainboard which need extra BIOS chips, MSI’s M-Flash has a double advantage which doesn’t need extra components and secondly, all your BIOS data will be saved in the USB drive. The stored data does not only have backup and upgrade function, moreover it can also be seen as a portable BIOS chip which is actually able to boot up your PC. Features - Backup/Restore Your BIOS to/from Any USB Flash Disk - Avoid Unnecessary Repair Due to Accident Failures During The Upgrading Process - Earn more BIOS Lifespan by Reducing Unnecessary Rewriting Process USB 3.0 Compared to the 480Mbps provided by traditional USB 2.0, the all-new USB 3.0's 5Gb/s offers 10 times the transfer bandwidth, so transferring a Blu-ray movie takes less than one minute. Features - 10X Faster Than USB 2.0 - Up to 5Gb/s Data Transfer Bandwidth - Boost Transfer Rate Between Your PC and External Storage Devices Winki 3 Winki 3 is a free Linux-based O/S which is based on the Linux core. With an ultra-fast booting speed and a multi-language interface, the built-in Winki 3 provides an easy-to-use internet environment that includes the most popular functions such as internet surfing, web mail, instant messaging, picture browsing, and more. It's the most practical way to be online in the shortest time. Features - User friendly & totally free applications - Power on to run applications in 25 seconds - Multi-language interface support Live Update 5 MSI Live Update 5 is a powerful and useful application for updating the latest BIOS and Drivers, saving you time and lowers the risk of updating. End-users can install and run the Live Update 5 software on their computers with the companion CD or downloading the app from the MSI website. Features - Automatically Detect the BIOS/Driver/VGA/Utility Update - Support Microsoft Windows XP/Vista/7 32/64bit Instant OC - Instant MB info monitor - Intelligently auto set clock/voltage of CPU and memory - Smart Mode: 4 instant OC modes 3TB+ Infinity 3TB+ Infinity is not only breaking through the limit of traditional BIOS, but also enhancing the utilization of hard drives efficiently. In addition to supporting the latest 3TB hard drives, MSI 3TB+ Infinity technology can use the 3TB hard drive as boot disk when installing a 64-bit operating system. Compared to competitors, MSI 3TB+ Infinity is an industry-leading technology which substantially presents an advantage of development and application in the future. Features - All the latest 3TB hard drivers on the market can be supported - Make the 3TB hard drive as boot disk when installing a 64-bit operating system
Condition: Refurbished
Free U.S. ground shipping
Typically 1–2 days handling, 3–7 days in transit.
Purchase orders accepted
Government, enterprise, data center and small business.
Buying 10+ units?
Get volume pricing and availability for B75MA-P45.

