Technical Snapshot

The WD Red SN700 4TB NVMe SSD is a high-performance M.2 2280 solid state drive built with TLC flash and a PCIe 3.0 x4, NVMe 1.4 interface. It delivers sequential read speeds Up to 3,400 MB/s and sequential write speeds Up to 3,100 MB/s. Random I/O reaches 550,000 read IOPS and 520,000 write IOPS. The drive offers 4TB of storage, an endurance rating of 5,100 TBW, a 1,750,000 hours MTBF, backed by a 5 years warranty. Part of WD's Red SN700 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 3.0 x4, NVMe 1.4-capable motherboard
Category: Internal NVMe SSD — WD Red SN700

WD SSD

WD Red SN700

Red SN700 4TB NVMe SSD

Name: WD Red SN700 4TB NVMe SSD
Brand: WD
SKU: WDS400T1R0C

PCIe 3.0 x4, NVMe 1.4 · M.2 2280 · TLC · Up to 3,400 MB/s Read

Capacity 4TB

Seq Read Up to 3,400 MB/s

Seq Write Up to 3,100 MB/s

Endurance 5,100 TBW

MPNWDS400T1R0C

CategorySolid State Drives

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Performance & Interface

Form FactorM.2 2280

InterfacePCIe 3.0 x4, NVMe 1.4

Sequential ReadUp to 3,400 MB/s

Sequential WriteUp to 3,100 MB/s

Random Read IOPS550,000

Random Write IOPS520,000

NAND TypeTLC

Endurance (TBW)5,100 TBW

MTBF1,750,000 hours

Warranty5 years

Full Specifications

Data sourced from WD product specifications

Storage
Product Line	Red SN700
Capacity	4TB
Form Factor	M.2 2280
Interface	PCIe 3.0 x4, NVMe 1.4
NAND Type	TLC
Performance
Sequential Read	Up to 3,400 MB/s
Sequential Write	Up to 3,100 MB/s
Random Read IOPS	550,000
Random Write IOPS	520,000
Endurance & Reliability
Endurance (TBW)	5,100 TBW
MTBF	1,750,000 hours
Warranty	5 years
Product
Brand	WD
MPN	WDS400T1R0C
Physical
Weight	0.091 kg
Package Dimensions	10.0 x 8.0 x 1.0 cm (estimated)

Support & Downloads

WD Red SN700 4TB NVMe SSD Firmware UpdateLatest firmware · Check WD support

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WD Red SN700 4TB NVMe SSD DatasheetPDF · Technical specifications

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Frequently Asked Questions

Is the WD Red SN700 4TB NVMe compatible with my motherboard?

The WD Red SN700 4TB NVMe SSD uses a M.2 2280 form factor with PCIe 3.0 x4, NVMe 1.4 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 Red SN700 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 Red SN700 4TB NVMe SSD requires the standard 2280 (80mm) length slot.

What is the endurance rating of the WD Red SN700 4TB NVMe?

The WD Red SN700 4TB NVMe SSD is rated for 5,100 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 Red SN700 4TB NVMe?

The WD Red SN700 4TB NVMe SSD delivers Up to 3,400 MB/s sequential read and Up to 3,100 MB/s sequential write speeds. Random I/O performance: 550,000 read IOPS and 520,000 write IOPS.

What type of NAND does the WD Red SN700 4TB NVMe use?

The WD Red SN700 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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Product: WD Red SN700 4TB NVMe SSD
MPN: WDS400T1R0C
Schemas: Product + BreadcrumbList + FAQPage
Properties: 12 additionalProperty entries
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