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Deal.ai › Western Digital
Western Digital
Western Digital Blue SN580 4TB PCIe NVMe M.2 2280 Internal Solid State Drive

Western Digital Blue SN580 4TB PCIe NVMe M.2 2280 Internal Solid State Drive

Best price now

$1,596.81at AeonflyChecked Nov 12

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Price facts

  • Last seen at $1,596.81 at Aeonfly on Nov 12.

Our take on the Western Digital Blue SN580 4TB PCIe NVMe M.2 2280 Internal Solid State Drive

The WD Blue SN580 is a DRAM-less PCIe 4.0 NVMe M.2 2280 SSD built on Western Digital's BiCS5 TLC NAND. The 4TB model is the roomiest in the line and uses the full four-lane PCIe 4.0 interface, so it reads and writes far faster than SATA drives and older PCIe 3.0 budget SSDs. It suits desktop and laptop upgrades, game libraries and large media projects where capacity matters more than peak benchmark scores. It competes with drives like the Crucial P3 Plus and Samsung 990 EVO on everyday speed, but its lack of a DRAM cache and modest endurance rating put it behind premium drives under sustained heavy writes.

Best forUpgrading a laptop or desktop to fast, high-capacity storageLarge game libraries and media filesEveryday use and content creationBuyers who want PCIe 4.0 speed without premium-drive extras
Pros
  • PCIe 4.0 speeds well above SATA and PCIe 3.0 drives
  • 4TB capacity in a single M.2 2280 slot
  • Single-sided design fits many thin laptops
  • Low power draw and modest heat
  • Backed by Western Digital's storage software and warranty
Cons
  • DRAM-less design slows down under sustained heavy writes
  • Endurance rating is lower than premium TLC drives of the same size
  • No heatsink included
  • Not the fastest PCIe 4.0 drive in sequential benchmarks

Western Digital Blue SN580 4TB PCIe NVMe M.2 2280 Internal Solid State Drive prices at every store

  • AeonflyNew

    In stockReturn policy

    $1,596.81Checked Nov 12
    Visit Aeonfly

What reviewers say

Owners and reviewers treat the SN580 as a solid value PCIe 4.0 drive: quick in everyday use, cool-running and easy to install. Criticism centers on its DRAM-less design and endurance rather than speed in normal tasks.

What people mention
  • SpeedPraisedReviewers find it fast for booting, apps and games, well beyond SATA drives.
  • Sustained writesCriticisedWrite speeds fall during long continuous transfers because the drive has no DRAM cache.
  • HeatPraisedOwners report it runs cool and needs no extra cooling in normal use.
  • EnduranceMixedThe rated terabytes written are lower than premium drives, which matters to heavy writers.
  • InstallationPraisedBuyers describe fitting it into laptops and desktops as straightforward.

About the Western Digital Blue SN580 4TB PCIe NVMe M.2 2280 Internal Solid State Drive

This is the Western Digital Blue SN580, an internal solid state drive with 4TB of storage. It uses a PCIe NVMe interface and comes in the M.2 2280 form factor.

Brand
Western Digital
Series
Blue SN580
Capacity
4TB
Interface
PCIe NVMe
Form factor
M.2 2280
Type
Internal solid state drive
Model number
WDS400T4B0E00BKY0

Questions and answers

Is the WD Blue SN580 a good SSD?
Yes for everyday use. It delivers PCIe 4.0 speed, runs cool and fits most M.2 slots. It is not the fastest drive under sustained heavy writes.
Does the SN580 have DRAM?
No. It is a DRAM-less drive that uses host memory buffer and SLC caching, so short bursts are fast but long continuous writes slow down.
Will it fit my laptop or desktop?
It is a standard M.2 2280 drive with a single-sided layout, so it fits most M.2 slots that support PCIe NVMe. Check that your slot takes a 2280 drive.
Is it faster than a SATA SSD?
Yes. PCIe 4.0 gives several times the sequential throughput of SATA, and everyday loading feels quicker.
Does it come with a heatsink?
No. It ships as a bare drive. A motherboard heatsink or aftermarket one can help in sustained heavy workloads.
Is the 4TB version worth choosing over smaller capacities?
If you store large game libraries or media, the 4TB model saves slots and avoids swapping drives. Lighter users can pick a smaller capacity.
Where is the Western Digital Blue SN580 4TB PCIe NVMe M.2 2280 Internal Solid State Drive cheapest?
At Aeonfly, for $1,596.81, as of our latest check.

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