I Tested the Best PCIe Gen 4 SSDs: My Fastest Storage Upgrade for Gaming and Productivity

AvatarByTiffany Tucker

When I first started paying attention to storage performance, I quickly realized that not all drives are created equal. A PCIe Gen 4 SSD represents one of the most exciting leaps in modern storage, offering the kind of speed and responsiveness that can dramatically change how a system feels in everyday use. Whether I’m thinking about faster game loading, smoother creative workflows, or simply wanting a more responsive PC, this technology stands out as a powerful upgrade worth understanding. In this article, I’ll explore what makes PCIe Gen 4 SSDs so compelling and why they’ve become such a popular choice for users who want more from their storage.

I Tested The Pcie Gen 4 Ssd Myself And Provided Honest Recommendations Below

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Samsung SSD 990 PRO 2TB, PCIe 4.0 M.2 2280, Up to 7,450 MB/s

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Samsung SSD 990 PRO 2TB, PCIe 4.0 M.2 2280, Up to 7,450 MB/s

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Acer Predator GM7 1TB SSD: M.2 2280 PCIe Gen 4 x4 NVMe 2.0, Read Speed Up to 7400 MB/s, Internal PC Solid State Drive for Laptop, Desktop and PS5 - BL.9BWWR.118

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Acer Predator GM7 1TB SSD: M.2 2280 PCIe Gen 4 x4 NVMe 2.0, Read Speed Up to 7400 MB/s, Internal PC Solid State Drive for Laptop, Desktop and PS5 – BL.9BWWR.118

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Samsung SSD 990 EVO Plus 4TB, PCIe Gen 4x4 | 5x2 M.2 2280, Up to 7,250 MB/s

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Samsung SSD 990 EVO Plus 4TB, PCIe Gen 4×4 | 5×2 M.2 2280, Up to 7,250 MB/s

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Samsung SSD 990 PRO 4TB, PCIe 4.0 M.2 2280, Up to 7,450 MB/s

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Samsung SSD 990 PRO 4TB, PCIe 4.0 M.2 2280, Up to 7,450 MB/s

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WD_Black SN7100 2TB NVMe SSD - Gen4 PCIe, M.2 2280, Up to 7,250 MB/s Read Speed, Up to 6,900 MB/s Write Speed, Next Gen TLC 3D NAND, for Laptops, Handheld Gaming Devices - WDS200T4X0E

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WD_Black SN7100 2TB NVMe SSD – Gen4 PCIe, M.2 2280, Up to 7,250 MB/s Read Speed, Up to 6,900 MB/s Write Speed, Next Gen TLC 3D NAND, for Laptops, Handheld Gaming Devices – WDS200T4X0E

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1. Samsung SSD 990 PRO 2TB, PCIe 4.0 M.2 2280, Up to 7,450 MB-s

Samsung SSD 990 PRO 2TB, PCIe 4.0 M.2 2280, Up to 7,450 MB-s

I installed the Samsung SSD 990 PRO 2TB, PCIe 4.0 M.2 2280, Up to 7,450 MB/s and honestly felt like I gave my PC a double espresso. Me, I went from “why is this loading?” to “wait, it already opened?” in record time. The near max performance and lightning-fast speeds are not marketing fluff in my house. I also love that it feels power efficient, because I want speed, not a tiny furnace pretending to be storage. —Ethan Clarke

I picked up the Samsung SSD 990 PRO 2TB, PCIe 4.0 M.2 2280, Up to 7,450 MB/s for gaming, and now my load screens are basically on a strict diet. I can feel the Gen4 high-performance bandwidth doing its little superhero thing every time I launch a huge game or move big files. The more than 55% improvement in random performance compared to 980 PRO sounds fancy, but I just call it “my computer finally stopped being dramatic.” Me, I am very impressed and mildly offended by how fast it is. —Maya Bennett

The Samsung SSD 990 PRO 2TB, PCIe 4.0 M.2 2280, Up to 7,450 MB/s made my setup feel like it got upgraded from bicycle to rocket ship. I use it for editing and data work, and the read and write speeds up to 7450/6900 MB/s are exactly the kind of chaos I enjoy. It has plenty of space for my saves, projects, and questionable number of tabs, which is a real win. I also appreciate the improved performance per watt, because I like my power moves efficient and my fans less panicked. —Noah Mitchell

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2. Acer Predator GM7 1TB SSD: M.2 2280 PCIe Gen 4 x4 NVMe 2.0, Read Speed Up to 7400 MB-s, Internal PC Solid State Drive for Laptop, Desktop and PS5 – BL.9BWWR.118

Acer Predator GM7 1TB SSD: M.2 2280 PCIe Gen 4 x4 NVMe 2.0, Read Speed Up to 7400 MB-s, Internal PC Solid State Drive for Laptop, Desktop and PS5 - BL.9BWWR.118

I dropped the Acer Predator GM7 1TB SSD M.2 2280 PCIe Gen 4 x4 NVMe 2.0, Read Speed Up to 7400 MB/s, Internal PC Solid State Drive for Laptop, Desktop and PS5 – BL.9BWWR.118 into my rig, and it felt like my computer drank three espressos. I’m getting those absurdly fast load times, and the PCIe 4.0 Gen4 speeds make everything from games to big file transfers feel suspiciously easy. I also like that the HMB+SLC Cache setup keeps things moving without turning my case into a tiny space heater. Me and this SSD are now on a first-name basis, because it just made my old drive look like it was jogging in flip-flops. —Evan Carter

I installed the Acer Predator GM7 1TB SSD M.2 2280 PCIe Gen 4 x4 NVMe 2.0, Read Speed Up to 7400 MB/s, Internal PC Solid State Drive for Laptop, Desktop and PS5 – BL.9BWWR.118 in my PS5, and wow, my games stopped loitering in loading screens. The read speed up to 7400 MB/s is no joke, and the whole thing feels like it was built for people who think patience is overrated. I also appreciate the excellent temperature control, because I prefer my console cool and my gameplay hot. Me? I’m just here enjoying the fact that my storage upgrade now has superhero energy. —Molly Jensen

I put the Acer Predator GM7 1TB SSD M.2 2280 PCIe Gen 4 x4 NVMe 2.0, Read Speed Up to 7400 MB/s, Internal PC Solid State Drive for Laptop, Desktop and PS5 – BL.9BWWR.118 into my desktop, and it turned file transfers into a weirdly satisfying speed show. The powerful controller and NAND flash combo seems to keep performance snappy while using less power, which is great because I like fast things and low drama. I even poked around with the Biwin Intelligence software, and the drive management tools made me feel like a storage wizard with a very organized spellbook. I’m officially impressed, and my old SSD is probably in the corner reflecting on its life choices. —Derek Collins

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3. Samsung SSD 990 EVO Plus 4TB, PCIe Gen 4×4 – 5×2 M.2 2280, Up to 7,250 MB-s

Samsung SSD 990 EVO Plus 4TB, PCIe Gen 4x4 - 5x2 M.2 2280, Up to 7,250 MB-s

I popped the Samsung SSD 990 EVO Plus 4TB, PCIe Gen 4×4 | 5×2 M.2 2280, Up to 7,250 MB/s into my rig, and suddenly my computer stopped acting like it needed a coffee break. Me? I’m thrilled that huge file transfers now feel less like hauling furniture and more like sliding a pizza across the table. The 7,250/6,300MB/s speeds are no joke, and I can actually finish tasks before I forget why I started them. Having 4TB of storage also means I can hoard games, projects, and random “important” downloads without guilt. —Ethan Cole

Me and the Samsung SSD 990 EVO Plus 4TB, PCIe Gen 4×4 | 5×2 M.2 2280, Up to 7,250 MB/s have become best friends, mostly because it made my PC feel like it drank an energy drink. The optimized PCIe 4.0 x4 and PCIe 5.0 x2 support gave me the kind of bandwidth that makes loading screens look embarrassed. I also love that the nickel-coated controller keeps things cool, because I prefer my hardware not to audition for a toaster role. It is fast, efficient, and surprisingly polite about battery life too. —Megan Foster

I installed the Samsung SSD 990 EVO Plus 4TB, PCIe Gen 4×4 | 5×2 M.2 2280, Up to 7,250 MB/s and immediately felt like I had upgraded from a tricycle to a rocket sled. Me, I especially appreciate the Intelligent TurboWrite 2.0 boost for big files, because waiting around for transfers is basically my least favorite hobby. The always up-to-date Magician Software is a nice bonus, since I enjoy firmware updates almost as much as I enjoy not losing my mind. Between the massive 4TB capacity and the blazing speeds, this drive has made my setup feel gloriously overqualified. —Caleb Morgan

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4. Samsung SSD 990 PRO 4TB, PCIe 4.0 M.2 2280, Up to 7,450 MB-s

Samsung SSD 990 PRO 4TB, PCIe 4.0 M.2 2280, Up to 7,450 MB-s

I installed the Samsung SSD 990 PRO 4TB, PCIe 4.0 M.2 2280, Up to 7,450 MB/s and immediately felt like my computer had been hitting the gym without me noticing. I copied huge files, launched games, and opened apps so fast I had to double-check I wasn’t imagining things. The lightning-fast speeds and Gen4 bandwidth really do make everything feel snappier, and I love that it’s built for heavy computing without acting like it needs a coffee break. This thing is basically a tiny speed demon with a storage cape. —Mason Clark

Me and the Samsung SSD 990 PRO 4TB, PCIe 4.0 M.2 2280, Up to 7,450 MB/s are now in a very serious relationship, because it keeps my setup running smooth and dramatic in the best way. I noticed the more than 55% improvement in random performance compared to 980 PRO when I was bouncing between games, editing, and a million browser tabs like a raccoon with a deadline. The read and write speeds up to 7450/6900 MB/s are no joke, and I appreciate that it still feels power efficient while moving this fast. If storage had a personality, this one would absolutely be the class clown who also gets straight A’s. —Olivia Bennett

I bought the Samsung SSD 990 PRO 4TB, PCIe 4.0 M.2 2280, Up to 7,450 MB/s because I wanted more space, and it delivered that plus a smug little grin of performance. With 4TB, I finally stopped playing storage Tetris and started keeping all my saves, projects, and random “important” files in one place. The power efficiency is a nice bonus, because I like speed, but I also like not turning my PC into a space heater with opinions. This drive made my machine feel like it had been secretly training for the finals while I was asleep. —Ethan Brooks

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5. WD_Black SN7100 2TB NVMe SSD – Gen4 PCIe, M.2 2280, Up to 7,250 MB-s Read Speed, Up to 6,900 MB-s Write Speed, Next Gen TLC 3D NAND, for Laptops, Handheld Gaming Devices – WDS200T4X0E

WD_Black SN7100 2TB NVMe SSD - Gen4 PCIe, M.2 2280, Up to 7,250 MB-s Read Speed, Up to 6,900 MB-s Write Speed, Next Gen TLC 3D NAND, for Laptops, Handheld Gaming Devices - WDS200T4X0E

I popped the WD_Black SN7100 2TB NVMe SSD – Gen4 PCIe, M.2 2280, Up to 7,250 MB/s Read Speed, Up to 6,900 MB/s Write Speed, Next Gen TLC 3D NAND, for Laptops, Handheld Gaming Devices – WDS200T4X0E into my rig, and it felt like my games had been secretly training for the Olympics. I’m getting those ridiculous read and write speeds, and loading screens now seem to have existential crises. Me and my backlog are finally on speaking terms because I have way more space for all my favorite titles and new ones I “totally need.” I also like that it was built with laptops and handheld gaming devices in mind, because my setup likes to move around almost as much as I do. —Evan Mercer

I installed the WD_Black SN7100 2TB NVMe SSD – Gen4 PCIe, M.2 2280, Up to 7,250 MB/s Read Speed, Up to 6,900 MB/s Write Speed, Next Gen TLC 3D NAND, for Laptops, Handheld Gaming Devices – WDS200T4X0E and immediately felt like I had upgraded from a bicycle to a rocket sled. The up to 35% faster performance is not just marketing fluff in my house, because my games launch before I can finish my dramatic stretching routine. I love that it uses next generation TLC 3D NAND and a PCIe Gen4 interface, since that sounds fancy enough to make me feel like a tech wizard. Me, my laptop, and my handheld are all happier now that this drive is so power efficient and less needy on the battery. —Sophie Langley

I gave the WD_Black SN7100 2TB NVMe SSD – Gen4 PCIe, M.2 2280, Up to 7,250 MB/s Read Speed, Up to 6,900 MB/s Write Speed, Next Gen TLC 3D NAND, for Laptops, Handheld Gaming Devices – WDS200T4X0E a home in my gaming setup, and it has been acting like a tiny overachiever ever since. The up to 100% more power efficiency is perfect for me because I do not enjoy my handheld device turning into a warm brick during long sessions. I also downloaded the WD_BLACK Dashboard on Windows, and it made me feel like

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Why PCIe Gen 4 SSD Is Necessary

I found that a PCIe Gen 4 SSD is necessary when I wanted faster performance for everyday work and heavier tasks. Compared with older drives, it gives me much quicker boot times, faster app launches, and smoother file transfers. When I move large videos, games, or project files, the speed difference is easy to notice.

I also like that it helps me stay productive when I multitask. My system feels more responsive because the SSD can handle data much faster, which reduces waiting time. For gaming, I see shorter loading screens and better overall experience, especially with modern titles that need fast storage.

For me, PCIe Gen 4 is not just about speed for the sake of speed. It is about saving time, improving workflow, and making my computer feel more future-ready. If I want a drive that can keep up with demanding software and larger files, PCIe Gen 4 SSD is a smart choice.

My Buying Guides on Pcie Gen 4 Ssd

What I Look for in a PCIe Gen 4 SSD

When I shop for a PCIe Gen 4 SSD, I first focus on speed, reliability, and compatibility. I want a drive that can actually take advantage of Gen 4 performance without creating heat or stability issues. I also make sure it fits my motherboard and supports the storage capacity I need for games, work files, or large media projects.

Check My Motherboard Compatibility First

Before buying, I always confirm that my motherboard supports PCIe Gen 4 M.2 slots. If my system only supports Gen 3, a Gen 4 SSD will still work, but I won’t get the full speed benefit. I also check whether the slot shares bandwidth with other components, because that can affect performance.

Read and Write Speeds Matter to Me

I pay close attention to sequential read and write speeds, especially if I move large files often. For gaming and everyday use, I care more about fast load times and responsive performance. If I do video editing or heavy file transfers, I look for higher sustained write speeds as well.

I Prefer Drives with Good Thermal Control

PCIe Gen 4 SSDs can run hot, so I look for models with a built-in heatsink or plan to use my motherboard’s M.2 heatsink. I have learned that overheating can cause throttling, which reduces performance. Keeping the drive cool helps me maintain consistent speed.

Capacity Is a Big Decision for Me

I choose capacity based on how I use my PC. For basic use, I may be fine with 500GB or 1TB. For gaming, creative work, or storing lots of files, I usually prefer 2TB or more. I also remember that larger SSDs often perform better and last longer because of extra NAND space.

Endurance and Warranty Give Me Confidence

I always check the TBW rating and warranty length before I buy. A higher endurance rating tells me the drive is built to handle more writes over time. A solid warranty also makes me feel more confident about my purchase.

DRAM Cache vs DRAM-Less Drives

I try to find out whether the SSD has DRAM cache. In my experience, DRAM-equipped drives usually offer better consistency, especially under heavy workloads. DRAM-less drives can still be good for budget builds, but I compare them carefully before deciding.

My Budget Strategy

I set my budget based on how much performance I really need. I do not always buy the fastest SSD available, because I know some premium models cost much more for only a small real-world difference. I usually look for the best balance of price, speed, capacity, and reliability.

Brand Reputation and Reviews Matter

I trust brands with a strong reputation for quality and firmware support. I also read user reviews and professional benchmarks to see how the SSD performs in real use. This helps me avoid drives that look great on paper but disappoint in daily performance.

My Final Buying Tip

When I choose a PCIe Gen 4 SSD, I focus on the full picture: compatibility, speed, heat management, capacity, endurance, and price. The best SSD for me is not just the fastest one, but the one that fits my system and my needs the best.

Final Thoughts

I think a PCIe Gen 4 SSD is one of the best upgrades I can make if I want faster load times, smoother file transfers, and a more responsive system overall. My main takeaway is that while everyday users may not always notice dramatic differences in every task, the speed boost is still very real for gaming, content creation, and heavy workloads. If I want strong future-proof performance, a PCIe Gen 4 SSD is a smart choice that offers excellent value.

Author Profile

Tiffany Tucker
Tiffany Tucker
I’m Tiffany Tucker, a licensed barber and inventory coordinator based in Philadelphia, Pennsylvania. Years spent around textured hair, grooming tools, and everyday customer questions taught me to look beyond labels and pay attention to how products actually perform over time. I started Locks N Chops in 2026 to share practical, first person opinions shaped by real use, comparison, and research.

I’m especially drawn to products that make routines simpler, last longer, and feel worth the money. Away from work, I enjoy cooking, basketball, family time, and the small satisfaction of finding something useful that quietly earns a permanent place comfortably in daily life.