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PNY CS3250 2TB specifications and in-depth review

PNY CS3250 2TB

Manufacturer: PNY

The PNY CS3250 2TB is a high-throughput M.2 NVMe solid-state drive built around the PCIe 5.0 interface, targeting users who need substantial internal storage with sequential read performance reaching 14,900 MB/s. It ships without an integrated heatsink or RGB lighting, keeping its profile straightforward and focused on raw data transfer capability. The drive comes backed by a five-year warranty and offers 2,000GB of usable storage capacity.

At its core, the PNY CS3250 2TB relies on the Phison PS5028-E28-86 controller, which operates across eight channels to manage data flow efficiently. NAND storage uses TLC technology, and the drive employs HMB (Host Memory Buffer) caching in place of dedicated onboard DRAM. Sequential write speeds are rated at 14,000 MB/s, while the 1,400 TBW endurance rating gives a concrete measure of the drive's expected write longevity over its lifespan.

Pros
  • Sequential read speed of 14,900 MB/s and sequential write speed of 14,000 MB/s indicate strong throughput for large file transfers
  • PCIe 5.0 interface support enables the drive to take full advantage of the latest platform bandwidth
  • Eight controller channels on the Phison PS5028-E28-86 allow for broad parallelism across read and write operations
  • A TBW rating of 1,400 provides a concrete and substantial endurance threshold for sustained write workloads
  • Five-year warranty period offers extended coverage relative to shorter industry norms
  • M.2 form factor ensures compatibility with a wide range of desktop and laptop systems
Cons
  • No integrated heatsink, which may require users to source a third-party cooling solution when sustained workloads cause thermal buildup
  • Relies on HMB (Host Memory Buffer) caching instead of dedicated onboard DRAM, which can affect performance consistency under certain access patterns
  • TLC NAND typically offers lower write endurance per cell compared to MLC-based alternatives, though the TBW rating reflects the net result
Who is this for?

This drive is well-suited to users who need to move large volumes of data quickly, such as those working with high-resolution video editing, 3D rendering, or large dataset processing, where the 14,900 MB/s sequential read speed translates into noticeably faster load and transfer times. Systems built on platforms that support PCIe 5.0 will be able to fully utilize the drive's bandwidth, making it a practical fit for recently built workstations or high-end desktops. The 2,000GB capacity combined with a 1,400 TBW endurance rating also makes it a reasonable choice for users who write data frequently and need a drive that can sustain that workload over several years.

Who is this NOT for?

Users with systems that do not support PCIe 5.0 will not be able to access the drive's full sequential throughput, as older platforms cap available bandwidth well below what this drive is rated for. The absence of an integrated heatsink makes it a less straightforward choice for compact or thermally constrained builds, such as small-form-factor desktops or laptops with limited airflow, where sustained high-speed operation could lead to thermal throttling without additional cooling provisions. Additionally, users whose workloads involve intensive random access patterns may find that the HMB caching approach is less consistent than drives equipped with dedicated onboard DRAM under demanding mixed-use conditions.

Read speed:

sequential read speed 14900 MB/s

The PNY CS3250 2TB reaches a sequential read speed of 14,900 MB/s, reflecting the throughput available when reading large, contiguous blocks of data under optimal conditions.

Write speed:

sequential write speed 14000 MB/s

The PNY CS3250 2TB is rated for a sequential write speed of 14,000 MB/s, representing the sustained throughput the drive can deliver when writing large, contiguous data streams under ideal conditions.

Benchmarks:

General info:

type M2
SSD cache HMB (Host Memory Buffer)
Is an NVMe SSD ✓
internal storage 2000GB
controller Phison PS5028-E28-86
SSD storage type TLC
PCI Express (PCIe) version 5
Controller channels 8
Terabytes Written (TBW) 1400
warranty period 5 years
Has an integrated heatsink ✕
has RGB lighting ✕

The PNY CS3250 2TB is an M.2 NVMe solid-state drive operating over a PCIe 5.0 interface, offering 2,000GB of internal storage built on TLC NAND technology. It uses the Phison PS5028-E28-86 controller with 8 channels and relies on HMB (Host Memory Buffer) caching rather than dedicated onboard memory. The drive carries a TBW rating of 1,400, a five-year warranty, and ships without an integrated heatsink or RGB lighting.

Final Verdict

The PNY CS3250 2TB is a well-specified M.2 NVMe drive built around the PCIe 5.0 interface, and its sequential read speed of 14,900 MB/s positions it firmly among drives designed for throughput-intensive workloads. Backed by a 1,400 TBW endurance rating and a five-year warranty, it offers a credible long-term storage option for users who write data regularly. That said, realizing its full potential requires a compatible PCIe 5.0 platform, and the lack of an integrated heatsink means thermal management in demanding environments will need attention. For users whose systems are equipped to support it, the CS3250 2TB delivers a technically capable and endurance-focused storage solution worth serious consideration.

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