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MSI Modern 15 B7M (2024) Specifications
The MSI Modern 15 B7M (2024) is an ultraportable laptop designed for productivity and portability. This guide covers RAM, SSD, charger compatibility, and upgrade paths for this model. For a comprehensive overview of all MSI upgradeable models, visit the MSI Laptop Upgrades hub.
| Component | Specification |
|---|---|
| Processor | AMD Ryzen 7 7000-series U (the “B7M” suffix denotes the AMD model) |
| RAM | DDR4-3200, soldered on board (0 slots) |
| Max RAM | 16GB — fixed at purchase, cannot be upgraded |
| Storage | M.2 2280 NVMe PCIe Gen3, 1 slot |
| Charger | 65W USB-C |
| Ports | 1x USB-C 3.2, 2x USB 3.2, 1x HDMI 2.0 |
| Display | 15.6″ IPS FHD (1920×1080) |
| Weight | 1.68 kg (3.70 lbs) |
Memory Upgrade Path
The MSI Modern 15 B7M has no SO-DIMM slots. Its memory is DDR4-3200 soldered to the board, capped at 16GB — not the DDR5 this page previously claimed.
Worth knowing about the model name: MSI’s “B7M” suffix marks the AMD Ryzen 7 7000-series variant of the Modern 15. If you are looking at an Intel Core Ultra machine, that is a different model entirely.
Storage Expansion
The MSI Modern 15 B7M uses a standard M.2 2280 NVMe SSD with a NVMe PCIe Gen4 interface. The single M.2 slot supports drives up to 2TB.
Recommended M.2 2280 SSDs:
- Samsung 990 Pro NVMe 2280 — Flagship NVMe SSD with exceptional speeds.
- WD Black SN850X 2280 — High-performance NVMe with excellent sustained writes.
- Crucial P5 Plus NVMe 2280 — Excellent value NVMe with strong real-world performance.
Power Delivery & Charging
The MSI Modern 15 B7M uses a 65W USB-C charger. This is compatible with any USB-C PD charger of equal or higher wattage from brands like Anker, Ugreen, or the original MSI charger.
Compatible USB-C PD Chargers:
- Anker 65W USB-C PD Charger — Compact GaN charger with multiple ports.
- Ugreen USB-C PD Charger (65W+) — Affordable universal charger with fast charging.
- INIU USB-C PD Fast Charger — Budget option with reliable performance.
Port & Docking Capabilities
Connectivity: 1x USB-C 3.2, 2x USB 3.2, 1x HDMI 2.0
A USB-C docking station like the Anker 577 USB-C Hub provides additional ports including HDMI, Ethernet, and USB-A.
Upgrade Difficulty & Tools Required
The MSI Modern 15 B7M has a difficulty rating of 4/5 for upgrades (5 = easiest). The upgrade process is straightforward — standard screws and easy component access.
Tools needed:
- Phillips screwdriver (M2.5 or similar)
- Plastic spudger or pry tool (for bottom panel clips)
- ESD wrist strap (optional but recommended)
We recommend backing up your data and consulting the official service manual before opening the chassis.
Frequently Asked Questions
Can I upgrade the RAM in the MSI Modern 15 B7M?
No. The MSI Modern 15 B7M uses soldered DDR4-3200 memory with no SO-DIMM slot and a 16GB maximum.
What is the maximum RAM for the MSI Modern 15 B7M?
16GB. The memory is soldered to the board and cannot be changed.
Can I add a second SSD to the MSI Modern 15 B7M?
The MSI Modern 15 B7M has 1 M.2 slot. You can replace the existing SSD with a larger drive.
Can I use any USB-C charger with the MSI Modern 15 B7M?
Yes, any USB-C Power Delivery charger rated for 65W or higher will work with the MSI Modern 15 B7M.
Is the MSI Modern 15 B7M easy to upgrade?
The MSI Modern 15 B7M has a difficulty rating of 4/5. Standard screws and clear access to components.
Recommended Products
These are the products we recommend based on this guide. All links go to Amazon where you can check current prices and availability.
| Product | Why We Recommend It | Amazon |
|---|---|---|
| Samsung 990 Pro NVMe 2280 | Flagship NVMe SSD with exceptional speeds. | View on Amazon |
| WD Black SN850X 2280 | High-performance NVMe with excellent sustained writes. | View on Amazon |
| Crucial P5 Plus NVMe 2280 | Excellent value NVMe with strong real-world performance. | View on Amazon |
| Anker 65W USB-C PD Charger | Compact GaN charger for USB-C laptops. | View on Amazon |
| Ugreen 65W USB-C PD Charger | Affordable universal USB-C charger. | View on Amazon |
Prices and availability may vary. As an Amazon Associate, we earn from qualifying purchases.
Related MSI Upgrade Guides
- MSI Stealth 18 Studio A13V RAM & SSD Upgrade Guide (2023)
- MSI Stealth 16 Mercedes-AMG A13V RAM & SSD Upgrade Guide (2023)
- MSI Stealth 14 Studio A13V RAM & SSD Upgrade Guide (2023)
- MSI Stealth 15M B12U RAM & SSD Upgrade Guide (2022)
- MSI Prestige 15 A12SC RAM & SSD Upgrade Guide (2022)
- MSI Upgrade Guide
Not sure what fits? Use our free Compatibility Checker covering 3,195+ models.
Helpful Guides
Upgrades that fit the MSI Modern 15 B7M
What fits: Memory: DDR4 soldered to the board — not upgradeable · Storage: M.2 (length unconfirmed) NVMe PCIe 3.0
Spec source: msi.com (checked 26 Sep 2026).
As an Amazon Associate we earn from qualifying purchases. Prices & availability shown on Amazon.
