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Beat the global storage shortage with a pre Black Friday SSD deal on this 2TB Samsung 990 PRO model

This PCIe 4.0 NVMe M.2 SSD is exceptionally fast with strong endurance, useful management software and proven PS5 compatibility
Aaron RitchieSenior Editor & Product Reviewer
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Samsung 990 PRO SSD 2TBSave 36% NOW!
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Beat the global storage shortage with a pre Black Friday SSD deal on this 2TB Samsung 990 PRO model
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SSD prices continue to be sky high, and whilst picking up storage drives for the same prices as were available two years ago is still a pipe dream, deals like this help make the purchases more manageable. The Samsung 990 PRO 2TB remains one of the strongest PCIe 4.0 SSDs for high-end PCs, workstations and PlayStation 5 storage, delivering excellent sequential and random performance from Samsung’s own TLC NAND and controller. Its 2GB DRAM cache, 1,200TB write-endurance rating and five-year limited warranty distinguish it from cheaper DRAM-less and QLC alternatives. Pick it up now for $389.99 and save hundreds of the recent peak prices.

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The 2TB 990 PRO is an M.2 2280 internal SSD using four lanes of PCIe 4.0 and the NVMe 2.0 protocol. Samsung rates it for sequential reads of up to 7,450MB/s and writes of up to 6,900MB/s, placing it close to the practical bandwidth ceiling of a PCIe 4.0 x4 connection. Read on for more information on the specs, or see the bottom of this page for alternative SSD deals.

What we like about the Samsung SSD 990 PRO 2TB PCIe 4.0 NVMe M.2 SSD

It nearly saturates a PCIe 4.0 connection

The 990 PRO was designed to extract almost all the usable bandwidth available from PCIe 4.0 x4. Independent testing has measured sequential results close to Samsung’s claimed 7,450MB/s reads and 6,900MB/s writes. That performance benefits users moving large video files, working with high-resolution media, loading substantial datasets or repeatedly creating and extracting large archives. It can also reduce transfer times when copying between two similarly fast drives.

A single fast SSD cannot overcome a slower source or destination. Copying from a mechanical hard drive, USB flash drive or network share will remain limited by that slower device. Transfers within different folders on the same SSD also require the drive to read and write simultaneously, so results will not match a read-only benchmark.

Random performance is strong

Samsung rates the 2TB drive for up to 1.4 million random-read input/output operations per second and 1.55 million random-write operations per second under suitable high-queue-depth conditions. Random access matters when Windows, games and applications request many small files scattered across the drive. Maximum IOPS figures are achieved under workloads much heavier than normal desktop use. Samsung’s lower-queue-depth specifications – up to 22,000 read IOPS and 80,000 write IOPS at QD1 – are more relevant to light everyday activity, though they still do not predict every application precisely.

The 990 PRO generally feels highly responsive as a Windows system drive. Booting, launching applications, installing updates and loading game assets should all be quick, provided the rest of the system is not creating another bottleneck.

TLC flash and dedicated DRAM support consistency

Samsung identifies the flash as V-NAND TLC, sometimes described on its retail pages as three-bit MLC. Both descriptions refer to flash storing three bits per cell; this should not be confused with traditional two-bit MLC. TLC normally offers better sustained performance and endurance than lower-cost QLC flash. It is particularly appropriate for an enthusiast or workstation drive that may receive frequent large writes.

The dedicated 2GB DRAM cache also separates the 990 PRO from budget NVMe drives that rely entirely on system memory or controller techniques. DRAM does not make every operation faster, but it helps the drive maintain efficient address mapping and consistent behaviour under demanding workloads.

Endurance is generous for consumer use

Samsung covers the 2TB model for five years or 1,200 terabytes written, whichever limit is reached first. Writing 1,200TB across five years would average roughly 658GB every day, far more than a typical gaming or office system writes. The endurance rating does not mean the SSD will stop working immediately after reaching 1,200TB. It defines the write limit attached to the warranty. Actual lifespan varies with temperature, workload and manufacturing variation.

Samsung also quotes a mean time between failures of 1.5 million hours. MTBF is a statistical fleet-level reliability measure rather than a prediction that one individual drive will operate for that length of time. Important data should still be backed up. SSD reliability and warranty coverage cannot replace a separate copy of irreplaceable files because failure, accidental deletion, malware and physical damage can occur without warning.

Power efficiency suits laptops as well as desktops

Samsung lists average active power consumption of approximately 5.5W and a maximum burst figure of around 8.5W. Idle consumption can fall as low as 55mW when the system supports the relevant power states. Its performance per watt makes the drive suitable for compatible laptops as well as desktop computers. Actual battery-life improvement will depend on the workload and the drive being replaced, and sustained transfers can still create noticeable heat.

The bare drive measures 80 x 22 x 2.3mm and weighs no more than approximately 9g. Buyers should confirm that their laptop accepts a standard 80mm M.2 2280 NVMe drive and that opening the machine does not conflict with its service terms.

Thermal behaviour is manageable

Fast NVMe controllers can reduce performance when they become too hot. Independent stress testing has found the 990 PRO comparatively efficient, with the drive capable of maintaining strong performance without immediately reaching its thermal limit. A motherboard’s integrated M.2 heatsink remains beneficial during sustained transfers, especially when the drive sits near a hot graphics card. It can reduce temperature swings and help maintain consistent performance.

This MZ-V9P2T0B/AM listing is the bare version without Samsung’s factory heatsink. The drive should not be mistaken for MZ-V9P2T0C or another heatsink-equipped variant. Laptop owners should normally use the manufacturer’s supplied thermal pad or cover if one is included. Installing an oversized aftermarket heatsink may prevent the laptop’s bottom panel from closing or interfere with nearby components.

It is suitable for PlayStation 5 expansion

The 990 PRO exceeds Sony’s recommended sequential-read performance for a PlayStation 5 expansion SSD. Samsung has also tested the series for PS5 detection, game loading and file-copy operation. Sony requires an appropriate cooling structure for an expansion SSD. Because this version is sold without a heatsink, PS5 users should add a compatible low-profile M.2 heatsink or buy the 990 PRO version that includes one.

The complete drive and heatsink assembly must fit within Sony’s dimensional limits. A large desktop heatsink may not fit under the PS5 expansion-bay cover. Once installed, the console will format the drive, erasing any existing data. The PS5’s own speed measurement may differ from Samsung’s PC benchmark figures, but this does not necessarily indicate a fault.

Samsung Magician provides useful drive management

Samsung Magician can display drive health, temperature, firmware version, benchmark results and S.M.A.R.T. information. It also offers diagnostic scans, secure-erase tools and performance settings. The firmware function is especially important for this model. Early 990 PRO drives attracted attention for rapidly declining health readings, and Samsung released firmware updates addressing earlier issues. Samsung has continued updating the series since then.

Samsung’s current support page lists firmware 8B2QJXD7, released in December 2025 to improve read-operation stability. It follows earlier releases addressing intermittent non-recognition, blue screens and incorrectly logged high temperatures. A newly purchased drive may already contain current firmware, but owners should verify rather than assume. The firmware version can be checked through Samsung Magician before placing important data on the SSD. Updating firmware should not normally erase user files, but backing up important data first remains prudent. A firmware update cannot reverse wear already recorded by an affected older drive, so anyone moving an existing 990 PRO between systems should inspect its health information as well.

PS5 users cannot run Samsung Magician directly on the console. If the drive ships with old firmware, it may need to be installed temporarily in a compatible Windows PC or updated through another supported method before being fitted to the console.

Hardware encryption is supported

The drive supports AES 256-bit full-disk encryption, TCG Opal 2.0 and IEEE 1667 encrypted-drive functionality. These standards can assist with protecting stored data when used with compatible software and correctly configured hardware. Encryption is not automatically active merely because the SSD supports it. The operating system, BIOS and management software must be configured appropriately, and recovery credentials should be stored safely.

Samsung also supports TRIM, S.M.A.R.T. monitoring and automatic garbage collection. These functions help the drive maintain performance and report health information during normal operation.

Who should consider this Samsung 990 PRO 2TB deal?

The Samsung 990 PRO 2TB is best suited to enthusiasts, professionals and workstation users who want high PCIe 4.0 performance without moving to a hotter or more expensive Gen 5 platform. Large-file transfers, high-resolution media work, software development and data-heavy applications can make meaningful use of its speed. It is also an excellent premium system drive. Its TLC NAND, dedicated DRAM and strong random performance provide a more reassuring specification than many inexpensive drives designed primarily to hit an attractive capacity and headline speed.

Gamers will benefit from fast installations, file copies and loading, but they should keep expectations realistic. Many games load only slightly faster on a premium SSD than on a competent midrange NVMe model because decompression, CPU processing and game-engine behaviour also affect waiting times. PS5 owners can use it as an expansion drive after adding a compatible heatsink. Those who do not already own suitable cooling may find the factory-heatsink version more convenient, especially if the price difference is small.

Laptop users should confirm physical and interface compatibility before ordering. A system with only PCIe 3.0 can use the drive but cannot reach its headline speed, while an M.2 SATA-only socket is incompatible. The drive is less compelling for light office use, basic web browsing or bulk archival storage. A cheaper TLC SSD may feel virtually identical in everyday tasks, while a larger-capacity value drive may be more useful for storing infrequently accessed files.

Buyers should ignore the Amazon attributes describing 9.8-foot drop resistance, water and dust protection and speeds of 1,050MB/s. Those specifications appear to have been copied from an external portable SSD and do not apply to the internal 990 PRO. The correct attributes are PCIe 4.0 x4, up to 7,450MB/s reads, up to 6,900MB/s writes, 2GB of LPDDR4 cache and no built-in enclosure or environmental protection.

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Aaron's laptop knowledge makes him the go-to guy on PC Guide. But he still finds time for features, deals and much more.

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