Technical Snapshot

The WD Blue SN5000 4TB NVMe SSD is a high-performance M.2 2280 solid state drive built with TLC flash and a PCIe 4.0 x4, NVMe 2.0 interface. It delivers sequential read speeds Up to 5,150 MB/s and sequential write speeds Up to 4,800 MB/s. Random I/O reaches 700,000 read IOPS and 850,000 write IOPS. The drive offers 4TB of storage, an endurance rating of 1,200 TBW, a 1,750,000 hours MTBF, backed by a 5 years warranty. Part of WD's Blue SN5000 product line, this drive targets enthusiast gamers, content creators, and workstation builders requiring high-bandwidth NVMe storage.

Use Case: Gaming, content creation, high-bandwidth NVMe storage
Compatibility: M.2 2280 slot, PCIe 4.0 x4, NVMe 2.0-capable motherboard
Category: Internal NVMe SSD — WD Blue SN5000

WD SSD

WD Blue SN5000

Blue SN5000 4TB NVMe SSD

Name: WD Blue SN5000 4TB NVMe SSD
Brand: WD
SKU: WDS400T4B0E

PCIe 4.0 x4, NVMe 2.0 · M.2 2280 · TLC · Up to 5,150 MB/s Read

Capacity 4TB

Seq Read Up to 5,150 MB/s

Seq Write Up to 4,800 MB/s

Endurance 1,200 TBW

MPNWDS400T4B0E

EAN718037898384

CategorySolid State Drives

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Performance & Interface

Form FactorM.2 2280

InterfacePCIe 4.0 x4, NVMe 2.0

Sequential ReadUp to 5,150 MB/s

Sequential WriteUp to 4,800 MB/s

Random Read IOPS700,000

Random Write IOPS850,000

NAND TypeTLC

Endurance (TBW)1,200 TBW

MTBF1,750,000 hours

Warranty5 years

Full Specifications

Data sourced from WD product specifications

Storage
Product Line	Blue SN5000
Capacity	4TB
Form Factor	M.2 2280
Interface	PCIe 4.0 x4, NVMe 2.0
NAND Type	TLC
Performance
Sequential Read	Up to 5,150 MB/s
Sequential Write	Up to 4,800 MB/s
Random Read IOPS	700,000
Random Write IOPS	850,000
Endurance & Reliability
Endurance (TBW)	1,200 TBW
MTBF	1,750,000 hours
Warranty	5 years
Product
Brand	WD
MPN	WDS400T4B0E
EAN	718037898384
Physical
Weight	0.082 kg
Package Dimensions	10.0 x 8.0 x 1.0 cm (estimated)

Support & Downloads

WD Blue SN5000 4TB NVMe SSD Firmware UpdateLatest firmware · Check WD support

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WD Blue SN5000 4TB NVMe SSD DatasheetPDF · Technical specifications

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Frequently Asked Questions

Is the WD Blue SN5000 4TB NVMe compatible with my motherboard?

The WD Blue SN5000 4TB NVMe SSD uses a M.2 2280 form factor with PCIe 4.0 x4, NVMe 2.0 interface. It is compatible with any motherboard that has a matching M.2 2280 slot. This includes AMD AM5/AM4 and Intel LGA 1851/LGA 1700 platforms. PCIe is backward-compatible, so older PCIe generation slots will work at reduced bandwidth.

Can I use the WD Blue SN5000 4TB NVMe in a laptop?

Yes, if your laptop has an M.2 2280 NVMe slot. Some laptops use shorter M.2 2230 or M.2 2242 form factors — the WD Blue SN5000 4TB NVMe SSD requires the standard 2280 (80mm) length slot.

What is the endurance rating of the WD Blue SN5000 4TB NVMe?

The WD Blue SN5000 4TB NVMe SSD is rated for 1,200 TBW with a 1,750,000 hours MTBF, backed by a 5 years warranty. At typical consumer usage of ~50 GB/day, this provides years of reliable operation.

How fast is the WD Blue SN5000 4TB NVMe?

The WD Blue SN5000 4TB NVMe SSD delivers Up to 5,150 MB/s sequential read and Up to 4,800 MB/s sequential write speeds. Random I/O performance: 700,000 read IOPS and 850,000 write IOPS.

What type of NAND does the WD Blue SN5000 4TB NVMe use?

The WD Blue SN5000 4TB NVMe SSD uses TLC flash memory with 4TB storage capacity. TLC NAND offers a good balance of performance, endurance, and cost.

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MPN: WDS400T4B0E
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