
Newegg has this ThinkPad X1 Carbon motherboard with an i5-3337U and 4GB RAM, which is a practical option if you're repairing or rebuilding an X1 Carbon rather than replacing the whole machine. Motherboard-level repairs on ThinkPads tend to be straightforward, and sourcing a drop-in board like this can bring a dead unit back for a fraction of a new laptop's cost. Buy Now at Newegg
- Intel Core i5-3337U processor
- 4GB RAM pre-installed
- Model: 04X0848
- Compatible with ThinkPad Carbon X1 motherboard 11246-1

Newegg has this HP Pavilion Aero 13-BE motherboard listed for those who need a direct replacement for a failed or damaged board rather than buying a whole new laptop. It's a component-level repair part, so it's mainly useful if you're comfortable with laptop disassembly or have a technician doing the work. Buy Now at Newegg
- AMD Ryzen 5 5625U processor
- Model: 213130-1

Newegg has this Lenovo 510S-08ISH motherboard listed for anyone looking to repair or revive a Lenovo 510S-08ISH desktop rather than replace the whole unit. OEM motherboards for specific Lenovo models can be tricky to track down, so finding one through a major parts seller is worth noting if you're mid-repair. Buy Now at Newegg
- Model: 00XK040
- Compatible with 510S-08ISH systems
- Compatible with M4600e series
- Compatible with M6900e series
- Supports IH110CX chipset

A budget-friendly LGA1150 board built around Intel's H81 chipset, which suits anyone looking to repair or extend the life of an older 4th-gen Intel build without spending much on a replacement motherboard. Buy Now at Newegg
- LGA1150 socket for Intel processors
- H81 chipset architecture
- MS-7869 motherboard form factor
- Supports ATC-605 desktop series
- Model: MS-7869

A direct replacement board for the Yoga Slim 7 Pro 14ACH5, useful if your current motherboard has failed and you want to avoid the cost of a full replacement laptop. The Ryzen 7 5800H and soldered 16GB RAM make this a capable option for anyone doing the repair themselves. Buy Now at Newegg
- AMD Ryzen 7 5800H processor
- 16GB integrated RAM
- Compatible with Yoga Slim 7 Pro-14ACH5
- Model: 5B21C33413

Aimed at enthusiasts building around Intel's LGA 1851 platform who want high-end overclocking features without stepping into flagship pricing, the ASRock Taichi OCF line is designed specifically around competitive overclocking tuning. At $476, that's $24 off the $500 list price. Buy Now at Newegg
- Supports Intel Core Ultra Series 2 processors
- 22+1+2+1+1 power phase design
- Supports DDR5 memory up to 10133+ MHz
- Dual PCIe 5.0 x16 slots
- Dual Thunderbolt 4 Type-C ports

A practical option if you're repairing or upgrading an 11e 4th Gen unit, since sourcing OEM motherboards for older Lenovo business laptops can be tricky and this gives you a direct replacement with the i3-7100U already soldered in. Buy Now at Newegg
- Model: 01HY358
- Intel Core i3-7100U processor
- Compatible with 11e 4th Gen laptops

Designed for embedded or industrial applications, this compact 5-inch motherboard suits engineers and system integrators who need a reliable platform for custom control systems, kiosks, or automation hardware. Buy Now at Newegg
- Embedded 5-inch industrial control motherboard
- Model: PCM-9575F

Useful if your HP ProBook 435 G8 has a failed motherboard and you want to avoid the cost of a full replacement laptop — this pulls the Ryzen 7 PRO 5850U processor in with it, so you're not sourcing the CPU separately. Buy Now at Newegg
- Model: M46279-601
- HP x360 435 G8 motherboard replacement
- AMD Ryzen 7 PRO 5850 processor support

Newegg has the Asus ROG Strix X870E-H motherboard bundled with the AMD Ryzen 9 9900X3D CPU, pairing one of AMD's latest 3D V-Cache processors with a high-end AM5 board that supports WiFi 7 and PCIe 5.0. This combo suits anyone building a high-performance gaming or workstation PC on the AM5 platform who wants to avoid the hassle of sourcing compatible components separately. Buy Now at Newegg
- AMD AM5 socket for Ryzen 9000, 8000, 7000 processors
- 16+2+1 power solution with 80A stages
- Two PCIe 5.0 and two PCIe 4.0 M.2 slots
- On-board WiFi 7 and Realtek 5Gb Ethernet
- AMD Ryzen 9 9900X3D 12-core CPU

Aimed at AMD Ryzen 9000 series builds, this board gives you PCIe 5.0 support, robust power delivery, and built-in WiFi in a mid-to-high-end package that covers most enthusiast needs without stepping up to a full flagship board. Buy Now at Newegg
- Back-connect design for clean cable management
- USB 4 40Gbps lightning-fast data transfer
- Wi-Fi 7 with 5.8Gbps wireless speeds
- PCIe 5.0 for maximum component bandwidth
- EZ PCIe and M.2 tool-less installation

Designed for embedded or industrial applications where long-term reliability and hardware stability matter more than consumer-grade specs, this board suits engineers or integrators building automation systems, kiosks, or other purpose-built machines that need to run continuously without interruption. Buy Now at Newegg
- High-performance IB940 industrial motherboard
- Model: IB940-R

Newegg has this HP Pavilion All-in-One replacement motherboard with an Intel Core i5-7200U for those looking to repair or upgrade an existing HP Pavilion AIO rather than replace the whole unit. It's a practical option if your current board has failed and you want to avoid the cost of a new machine. Buy Now at Newegg
- Core i5-7200U processor integrated
- Compatible with Pavilion 20-C, 22-B, 24-G series
- Maintains original system performance
- Model: 848949-608

Designed for embedded or industrial applications where long-term platform stability matters, this board suits engineers or system integrators building rugged control systems, kiosks, or automation setups that need a reliable, purpose-built foundation rather than a consumer-grade option. Buy Now at Newegg
- PSB-4710MEV VER 2.0 industrial control motherboard
- Model: PSB-4710MEV VER 2.0

A direct replacement board for HP 14-CK and 240 G7 laptops, with the i3-7020U already soldered on, so you're getting the processor and motherboard together rather than sourcing them separately. Buy Now at Newegg
- Intel Core i3-7020U processor
- DDR4 memory support
- L23230-601 motherboard
- Compatible with 14-CK and 240 G7 series
- Model: L23230-601

Aimed at professionals running multi-threaded workloads like 3D rendering, video production, or scientific computing, this board is built around the AMD TRX50 platform with support for Threadripper processors, high-capacity RAM, and multiple PCIe slots for stacking GPUs or NVMe drives. Buy Now at Newegg
- AMD TRX50 Chipset Socket sTR5
- Ryzen 7 and Ryzen 9 processor support
- DDR5 SDRAM memory with 4 DIMM slots
- 2.5Gigabit and Gigabit Ethernet connectivity
- Integrated Wi-Fi 7 and DisplayPort

A replacement motherboard for the Acer Aspire 4830 series, so it's a buy for anyone dealing with a dead or failing board who wants to repair rather than replace the whole machine. Buy Now at Newegg
- DDR3 memory support
- Model: MB.RGM02.001

Designed for industrial and embedded computing applications, this Kontron board suits engineers or system integrators building ruggedized, purpose-built hardware where long-term availability and reliability matter more than consumer-grade specs. Buy Now at Newegg
- Model: ME008-000018-2B

Useful if you need a direct replacement for a failed or damaged board in an HP EliteDesk 800 G3 Tower, since sourcing OEM motherboards for specific business-class desktops can be tricky. Newegg has this listed, which is worth noting given how few sellers stock this kind of proprietary form factor part. Buy Now at Newegg
- EliteDesk 800 G3 TWR motherboard
- Model: 912335-001

Replacing a failed motherboard yourself is one of the more cost-effective ways to revive a Yoga 520-14IKB rather than buying a new machine, and this one comes paired with the i5-8250U, which handles everyday tasks without issue. Buy Now at Newegg
- i5-8250U processor
- Compatible with Yoga 520-14IKB and Flex 5-1470
- Model: 5B20Q12999