# Plextor M10P 2 TB Review: InnoGrit-Powered PCIe 4.0 NVMe (2026)

The Plextor M10P 2 TB is a rare single-sided PCIe 4.0 flagship, pairing InnoGrit's IG5236 controller with Kioxia 96-layer TLC and DDR4 DRAM for some of the strongest real-world results this side of Optane.

Quick answer: The Plextor M10P 2 TB is the right pick for buyers who want a single-sided 2 TB PCIe 4.0 drive that fits a thin laptop or a cramped M.2 slot and still posts real-world numbers that hang with the Phison E18 flagships, since the InnoGrit IG5236 plus Kioxia BiCS4 combo earned exactly that reputation in independent testing. Skip it if maximum sequential-write throughput is the goal: the 5,000 MB/s write rating trails the Kingston KC3000 2 TB and its 7,000 MB/s on the same E18-versus-IG5236 split, and PS5 upgraders can get equivalent game-load performance from cheaper drives. The closest architectural peer is the Sabrent Rocket 4 Plus, which rides the same InnoGrit controller and is easier to find in North America. We read the M10P 2 TB as a quietly excellent Gen4 drive whose real weakness is distribution, not engineering, worth it when it is in stock at the right price and easy to pass on when it is not.

## Specifications

| Specification | Value |
| --- | --- |
| Capacity | 2 TB |
| Interface | M.2 4.0 x 4 |
| Controller | Innogrit Rainier IG5236 |
| Memory type | Kioxia TLC |
| DRAM cache | DDR4 DRAM |
| Sequential read | 7000 MB/s |
| Sequential write | 5000 MB/s |
| Random read IOPS | 1000000 |
| Random write IOPS | 800000 |
| Endurance | 1280 TBW |
| MTBF | 2000000 |
| Warranty | 5 years |

## Performance

On the 2 TB Plextor M10P, sequential reads are rated at 7,000 MB/s over the PCIe 4.0 x4 bus, with sequential writes up to 5,000 MB/s and random performance quoted up to 1,000,000 read and 800,000 write IOPS. Those are flagship Gen4 numbers on paper, though the write rating sits below the 7,000 MB/s that Phison E18 rivals like the Kingston KC3000 post, which is the trade-off Plextor made in choosing the InnoGrit platform.

Where the M10P 2 TB punches above its spec sheet is in real-world and trace-based benchmarks. Both The SSD Review and guru3d found the InnoGrit IG5236 paired with Kioxia BiCS4 96-layer TLC delivered some of the best true-data and PCMark results they had recorded short of Optane, with notably low access times that the E18 competition could not always match. That is the actual case for choosing this drive: synthetic peak writes lose to E18 flagships, but application loads, game level transitions, and mixed random workloads feel at least as fast.

Like every TLC drive, the M10P leans on a pseudo-SLC cache that absorbs burst writes at full speed before settling to the native TLC rate once the cache fills. For a boot drive or game library that rarely matters, since the cache almost never exhausts in daily use. The 2 TB's larger NAND pool gives it a deeper cache than the 512 GB and 1 TB models, so sustained workloads like video capture or large project transfers hold peak speed longer before the write curve drops. Plan for a heatsink on a desktop, since the IG5236 runs warm under sustained load, or pick the M10P(G) or M10P(Y) variant with cooling built in.

## Endurance, TBW & Warranty

Plextor backs the M10P 2 TB with a five-year limited warranty that ends early if the 1,280 TBW endurance rating is exceeded, whichever comes first. That 1,280 TBW figure scales up the family ladder from 320 TBW on the 512 GB and 640 TBW on the 1 TB, holding roughly 640 TBW per terabyte on the larger dies. At a typical consumer write load of 20 GB per day, the 2 TB drive would need around 175 years to wear out its NAND, and even a heavy 100 GB-per-day creative workflow would take more than three decades, so in practice the five-year term expires long before the flash does. Plextor rates the drive at around 2 million hours MTBF, but treat that as a population-reliability statistic across a large fleet rather than a lifespan guarantee for any single unit. Warranty service runs through Plextor and Kioxia directly, and the drive's thin retail distribution outside Europe and Asia is the more practical support risk than the endurance math.

## Pros and Cons

**Pros:**

- 7,000 MB/s sequential reads on PCIe 4.0
- Single-sided 2 TB PCB fits thin laptops
- InnoGrit IG5236 with DDR4 DRAM cache
- 1,280 TBW endurance with 5-year warranty
- Kioxia BiCS4 96-layer TLC NAND
- Top-tier real-world and PCMark results
- Available with or without a heatsink
**Cons:**

- 5,000 MB/s writes trail Phison E18 rivals
- Limited retail stock outside Europe, Asia
- 96-layer TLC predates 176-layer rivals
- No heatsink on the bare GN variant


## Verdict

The Plextor M10P 2 TB is the right pick for buyers who want a single-sided 2 TB PCIe 4.0 drive that fits a thin laptop or a cramped M.2 slot and still posts real-world numbers that hang with the Phison E18 flagships, since the InnoGrit IG5236 plus Kioxia BiCS4 combo earned exactly that reputation in independent testing. Skip it if maximum sequential-write throughput is the goal: the 5,000 MB/s write rating trails the Kingston KC3000 2 TB and its 7,000 MB/s on the same E18-versus-IG5236 split, and PS5 upgraders can get equivalent game-load performance from cheaper drives. The closest architectural peer is the Sabrent Rocket 4 Plus, which rides the same InnoGrit controller and is easier to find in North America. We read the M10P 2 TB as a quietly excellent Gen4 drive whose real weakness is distribution, not engineering, worth it when it is in stock at the right price and easy to pass on when it is not.

## Frequently Asked Questions

### Is the Plextor M10P 2 TB good for gaming?

Yes. The Plextor M10P 2 TB hits 7,000 MB/s sequential reads and pairs the InnoGrit IG5236 controller with Kioxia BiCS4 TLC, a combination that produced some of the lowest access times independent reviewers had measured short of Optane. Game load times on a PCIe 4.0 drive are usually bounded by CPU and asset decompression rather than storage, so in practice it feels identical to a Samsung 980 Pro or WD Black SN850. The real upside is the 2 TB capacity, which holds a large game library, and the single-sided PCB, which fits laptops that fatter double-sided 2 TB drives block. The 5,000 MB/s write rating is lower than E18 rivals but irrelevant for reading games.

### Is the Plextor M10P 2 TB compatible with the PS5?

Yes, with the right variant. Sony recommends a PCIe 4.0 NVMe M.2 drive with at least 5,500 MB/s sequential reads and a heatsink, fitting within 110 by 25 by 11.25 millimetres. The Plextor M10P 2 TB clears the read requirement at 7,000 MB/s, and the M10P(G) variant with its factory aluminium heatsink fits the PS5 expansion bay. Avoid the bare M10P(GN) for a PS5 unless you add a third-party heatsink, since Sony requires one. Performance in a PS5 is capped by the console's PCIe 4.0 slot and will match any other competent Gen4 drive; the 2 TB capacity is the actual reason to choose it for a console with a large digital library.

### What controller does the Plextor M10P use?

The Plextor M10P uses the InnoGrit IG5236, an eight-channel PCIe 4.0 x4 NVMe controller marketed under the Rainier codename. This is the key spec that separates the M10P from most of its Gen4 competition, which runs on the Phison PS5018-E18, and it is the reason the drive posted unusually strong real-world and PCMark results in independent reviews despite a lower peak write rating than the E18 flagships. The IG5236 is the same controller family used in the Sabrent Rocket 4 Plus and Mushkin Redline Vortex, so the M10P shares its performance DNA with those drives rather than with the Phison E18 camp.

### Does the Plextor M10P have a DRAM cache?

Yes. The Plextor M10P has a discrete DDR4 DRAM cache alongside the InnoGrit IG5236 controller and Kioxia BiCS4 TLC NAND, confirmed in The SSD Review's teardown, which identified two packages of Nanya DDR4. The DRAM holds the flash translation layer mapping table, which keeps random reads and writes fast and consistent as the drive fills, a real advantage over DRAM-less HMB designs that have to borrow system memory. Combined with the pseudo-SLC cache for burst writes, this is a fully equipped flagship platform rather than a value cut, and it is part of why the M10P matched Optane-adjacent responsiveness in trace testing.

### What is the TBW of the Plextor M10P 2 TB?

The Plextor M10P 2 TB carries a 1,280 TBW endurance rating, the highest in a family that scales from 320 TBW on the 512 GB through 640 TBW on the 1 TB. At 20 GB of writes per day the 2 TB would take roughly 175 years to exhaust its NAND, and even a heavy 100 GB-per-day creative workload would need more than three decades, so the flash comfortably outlasts the five-year warranty term. The 1,280 TBW figure matters most on a 2 TB drive because it is the capacity most likely to see write-heavy use for video scratch disks or large project work.

### Is the Plextor M10P 2 TB faster than the 1 TB?

Not on sequential reads. Both the 2 TB and the 1 TB Plextor M10P are rated at 7,000 MB/s sequential reads, since Plextor does not gate read speed behind capacity. The 2 TB does pull ahead on writes, where the larger NAND pool allows a higher sustained write rating than the smaller die, and it carries double the endurance at 1,280 TBW versus 640 TBW on the 1 TB. The 2 TB also has a deeper pseudo-SLC cache, so it holds peak write speed longer during large transfers. The reason to pick the 2 TB is capacity, endurance, and write headroom, not extra read bandwidth.

### Can I use the Plextor M10P 2 TB in a laptop?

Yes, and this is one of the M10P 2 TB's standout features. Where most 2 TB PCIe 4.0 drives use a double-sided PCB that blocks thin laptops with single-sided M.2 clearance, Plextor laid the M10P 2 TB out single-sided, which The SSD Review flagged as the first single-sided 2 TB sample it had seen. Pick the bare M10P(GN) variant, which ships without a heatsink specifically for laptops, ultrabooks, and small-form-factor PCs. The drive uses a standard M.2 2280 form factor on PCIe 4.0 x4, so confirm your laptop supports an NVMe M.2 2280 SSD and has the physical clearance for one before buying.

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Last updated: 2026-07-09. Source: https://ssdrive.net/plextor-m10p-2-tb