Are you tired of sluggish load times, constant file transfers that feel like forever, or running out of space on your gaming rig or workstation? It sounds like it’s time for a serious storage upgrade! When it comes to lightning-fast performance and ample room for all your files, games, and applications, a 4TB M.2 NVMe SSD is the undisputed champion. These compact powerhouses plug directly into your motherboard, offering incredible speeds that traditional SATA SSDs can only dream of.
But with so many options out there, how do you pick the best 4TB M.2 SSD for your needs? Don’t sweat it! We’ve done the heavy lifting for you, diving deep into the market to bring you our top 5 picks. Whether you’re a hardcore gamer, a professional content creator, or just someone who craves a snappy system, you’ll find an excellent internal SSD solution here.
Let’s dive into our reviews of the very best 4TB M.2 SSD drives available today.
1. Samsung 990 EVO Plus SSD 4TB, PCIe Gen 4×4

The Samsung 990 EVO Plus isn’t just an upgrade; it’s a leap forward in storage technology. This drive is engineered for those who demand groundbreaking performance without compromise. With its latest NAND memory and intelligent TurboWrite 2.0, it delivers incredibly fast read and write speeds, making huge file transfers and intensive tasks feel like a breeze. What truly sets it apart is its exceptional thermal control, ensuring your drive stays cool and performs optimally even under heavy loads, all while being remarkably power-efficient.
Key Features:
– Groundbreaking sequential read/write speeds up to 7,250/6,300MB/s.
– Intelligent TurboWrite 2.0 enhances large-file performance in 4TB capacity.
– Exceptional thermal control with nickel-coated controller for less power consumption.
– Optimized for PCIe 4.0 x4 and compatible with PCIe 5.0 x2 for versatile performance.
– Samsung Magician Software for continuous firmware updates and drive health monitoring.
Pros:
– Blazing fast read and write speeds, ideal for demanding applications.
– Excellent thermal management prevents performance throttling.
– Highly power-efficient, great for both desktops and laptops.
– Future-ready compatibility with PCIe 5.0 x2.
– Magician software adds significant value for maintenance and optimization.
Cons:
– May be at a higher price point compared to some competitors.
– While compatible, it doesn’t fully utilize PCIe 5.0 bandwidth.
User Impressions:
Users consistently rave about the 990 EVO Plus’s raw speed and reliability. Many highlight how quickly their systems boot up and how fluid large file operations become. The thermal efficiency is also a big plus, keeping performance consistent during intense sessions.
2. Samsung 990 PRO SSD 4TB PCIe 4.0 M.2 2280 Internal

If you’re a hardcore gamer or a tech enthusiast constantly pushing your system to its limits, the Samsung 990 PRO is your ultimate cheat code. As Samsung’s fastest SSD from the world’s #1 flash memory brand, it delivers near-max PCIe 4.0 performance, meaning unbelievably fast transfer speeds and high-performance bandwidth. It’s built for heavy computing, video editing, and competitive gaming, offering significantly improved random performance and impressive power efficiency compared to its predecessors. This 4TB NVMe SSD truly lets you play and work without limits.
Key Features:
– Reaches near max PCIe 4.0 performance with lightning-fast speeds.
– Over 55% improvement in random performance compared to 980 PRO.
– Read and write speeds up to 7450/6900 MB/s.
– Ample storage capacity from 1TB up to 4TB.
– Up to 50% improved performance per watt over the 980 PRO for enhanced power efficiency.
Pros:
– Arguably the fastest PCIe 4.0 SSD on the market.
– Exceptional for gaming, professional content creation, and data analysis.
– Outstanding power efficiency, reducing heat and power consumption.
– Renowned Samsung reliability and build quality.
Cons:
– Premium price tag reflects its top-tier performance.
– May require a heatsink for sustained peak performance in some systems (though power efficient).
User Impressions:
Users are blown away by the 990 PRO’s speed, often noting how it virtually eliminates loading screens in games and speeds up complex software tasks. Its robust performance and reliability make it a favorite for those seeking the very best.
3. Crucial P310 4TB PCIe Gen4 2280 NVMe M.2 SSD Up

The Crucial P310 isn’t just another Gen4 SSD; it’s a testament to efficient design. While the provided features are concise, the standout quality of this drive is its remarkable power efficiency. It boasts a significant improvement in its performance-to-power ratio compared to Crucial’s previous Gen4 offerings, making it an excellent choice for users who prioritize battery life or want to keep their system running cooler and quieter. It’s a solid option for everyday computing and productivity where energy conservation is key.
Key Features:
– Provides up to 40% better performance-to-power ratio than previous Crucial Gen4 SSDs.
Pros:
– Excellent power efficiency, ideal for laptops and energy-conscious users.
– Likely to run cooler due to lower power consumption.
– A reliable brand in storage solutions.
Cons:
– Specific speed metrics are not provided, suggesting it might not be the absolute fastest Gen4 drive.
– Less emphasis on raw speed compared to high-end competitors.
User Impressions:
While details are scarce, users typically appreciate Crucial drives for their balance of performance and value. For the P310, expect positive feedback concerning its stable operation and low power usage.
4. Crucial P3 Plus 4TB PCIe Gen4 3D NAND NVMe M.2

The Crucial P3 Plus aims to be the everyday champion of PCIe Gen4 SSDs, offering a significant speed boost over older Gen3 drives without breaking the bank. With sequential reads up to 5000MB/s, it’s a fantastic upgrade for anyone still running on slower storage. This 4TB M.2 SSD provides spacious capacity and a strong emphasis on longevity, making it a dependable choice for general users, gamers, and content creators looking for solid Gen4 performance and reliability. Its backward compatibility also ensures a smooth transition for older systems.
Key Features:
– NVMe (PCIe Gen4 x4) technology with up to 5000MB/s sequential reads.
– Random read/write 650K/900K IOPS for strong multitasking performance.
– Spacious storage up to 4TB.
– Performs up to 43% faster than the fastest Gen3 NVMe SSDs.
– Rated at MTTF (Mean Time To Failure) greater than 1.5 million hours for extended longevity and reliability.
– Backward compatible with Gen3 systems.
Pros:
– Significant speed upgrade over Gen3 SSDs.
– Excellent value for a Gen4 drive with 4TB capacity.
– High reliability and longevity rating.
– Backward compatibility ensures broad system support.
Cons:
– Not the fastest Gen4 drive available compared to premium options.
– Random write IOPS could be higher for intensive workloads.
User Impressions:
Many users find the Crucial P3 Plus to be a perfect sweet spot between price and performance. They appreciate its noticeable speed improvement, especially when upgrading from older drives, and its large, dependable storage.
5. WD_BLACK 4TB SN850X NVMe Internal Gaming SSD Solid State

For serious gamers and professionals, the WD_BLACK SN850X is more than just storage; it’s a performance enhancer. Designed to transform your PC, this internal gaming SSD delivers insanely fast speeds, drastically cutting down load times in games and applications. With capacities up to 8TB (and 4TB available), you’ll have more than enough room for your entire game library. The optional heatsink version is a game-changer, ensuring peak performance even during the most intense gaming marathons. Plus, the WD_BLACK Dashboard offers powerful features like Game Mode 2.0 to further optimize your experience.
Key Features:
– Insane speeds up to 7,300 MB/s for top-tier performance.
– Capacities up to 8TB built with Western Digital TLC 3D NAND.
– Optional heatsink version available for maintaining peak performance.
– Downloadable WD_BLACK Dashboard (Windows only) for monitoring, RGB customization (heatsink versions), and Game Mode 2.0.
– Future-forward features including Predictive Loading, Overhead Balancing, and Adaptive Thermal Management (ATM).
Pros:
– Blazing fast speeds for gaming and demanding applications.
– Optional heatsink effectively manages thermal performance.
– WD_BLACK Dashboard with Game Mode 2.0 provides excellent optimization tools.
– Large capacity options for extensive game libraries.
Cons:
– Heatsink version may add to cost and physical size.
– WD_BLACK Dashboard is Windows-only, limiting utility for Mac or Linux users.
User Impressions:
Gamers particularly love the SN850X for its incredibly fast load times and the peace of mind offered by the optional heatsink. The WD_BLACK software features are also highly praised for enhancing the overall gaming experience.
Conclusion: Finding Your Best 4TB M.2 SSD
Choosing the best 4TB M.2 SSD ultimately boils down to your specific needs and budget. If raw speed and cutting-edge performance are your top priorities, the Samsung 990 PRO or 990 EVO Plus are fantastic choices. For gamers seeking every possible advantage, the WD_BLACK SN850X is a formidable contender, especially with its optional heatsink. If you’re looking for a great balance of Gen4 speed, capacity, and value, the Crucial P3 Plus stands out. And for those prioritizing power efficiency and quiet operation, the Crucial P310 is worth considering.
No matter which solid-state drive you pick, upgrading to a 4TB M.2 NVMe SSD will undeniably transform your computing experience, offering unparalleled speed and ample digital storage for years to come.
Frequently Asked Questions (FAQ)
Q1: What is an M.2 SSD, and why should I choose a 4TB capacity?
A1: An M.2 SSD is a small form-factor solid-state drive that connects directly to your motherboard via a dedicated M.2 slot, typically using the NVMe protocol for maximum speed. A 4TB capacity provides ample space for operating systems, multiple large games, extensive media libraries, and professional applications without worrying about running out of storage.
Q2: What’s the difference between PCIe Gen 3 and Gen 4 for M.2 SSDs?
A2: PCIe (Peripheral Component Interconnect Express) generations refer to the speed of the interface. PCIe Gen 4 is twice as fast as PCIe Gen 3, meaning a Gen 4 SSD can achieve theoretical speeds of up to 7000-7500 MB/s, while Gen 3 typically maxes out around 3500 MB/s. For the best performance, especially in gaming and content creation, Gen 4 is preferable.
Q3: Do I need a heatsink for my M.2 SSD?
A3: For high-performance PCIe Gen 4 NVMe SSDs, especially if you’re engaging in sustained heavy workloads (like large file transfers, video editing, or long gaming sessions), a heatsink is highly recommended. It helps dissipate heat, preventing thermal throttling which can reduce performance. Many motherboards now come with integrated M.2 heatsinks.
Q4: How do I install an M.2 SSD in my PC?
A4: Installing an M.2 SSD is relatively straightforward. Locate an available M.2 slot on your motherboard, remove the retaining screw/clip, insert the M.2 drive at an angle, then push it down and secure it with the screw/clip. You may then need to format the drive in your operating system’s disk management utility before use.
Q5: Is a 4TB M.2 SSD worth it for gaming?
A5: Absolutely! A 4TB M.2 SSD provides incredible benefits for gaming. You’ll experience drastically reduced loading screens, faster game installations, and enough space to install a huge library of AAA titles without constantly uninstalling games. The speed difference from traditional hard drives or even SATA SSDs is very noticeable.
Q6: How does NVMe differ from older SATA SSDs?
A6: NVMe (Non-Volatile Memory Express) is a communication protocol specifically designed for SSDs that utilize the PCIe interface. It allows for much higher bandwidth and lower latency than SATA, which was designed for traditional hard drives. NVMe SSDs are significantly faster, particularly in terms of sequential and random read/write speeds, offering superior system responsiveness.
Q7: Can I use a 4TB M.2 SSD in a laptop?
A7: Many modern laptops come with M.2 slots, and if your laptop supports an M.2 2280 (the common size) NVMe SSD, then yes, you can upgrade to a 4TB capacity. Always check your laptop’s specifications or manual to confirm compatibility and the maximum supported capacity before purchasing.