WD

WD WD Purple 2TB WD20PURX

WD20PURX
WD Purple2TBSATA-6G3.5"
$88.00/TB
$175.99
newIn Stock
Price updated
Price accurate as of Sep 20, 2026, 12:00 AM
Buy on Amazon โ†’

The WD WD Purple 2TB WD20PURX is a 2TB SATA-6G HDD in new condition. It is in stock at $175.99 - $88.00/TB.

Same capacity, other options
DriveInterfaceCond$/TBPrice
Toshiba MG03ACA200 2TB SATA EnterpriseSATA-6GRefurb$19.00$38.00Buy
Dell MG03SCA200 2TB SAS 6GSAS-6GRefurb$20.00$39.99Buy
Seagate BarraCuda 2TB ST2000DM001SATA-6GRefurb$32.00$64.00Buy
HP P2000 2TB SAS 6G 7.2KSAS-6GRefurb$34.49$68.99Buy

All 2TB drives we track, ranked by cost per terabyte.

Model context

Part of the WD line we track.

Quick Verdict

The WD WD Purple 2TB WD20PURX is a 2TB SATA-6G enterprise drive at $88.00/TB - Verify recording technology before use in RAID. New unit with full manufacturer warranty.

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Specifications

Capacity2TB
Form Factor3.5"
InterfaceSATA-6G
Recording Techโ€”
RPMโ€”
Cacheโ€”
Sector Sizeโ€”
Workload Ratingโ€”
Warrantyโ€”
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Market context

Against every other drive we have an in-stock price for today, this one is cheaper per tb than 13% of them (33 of 248). The cheapest we can currently buy is $14.99/TB; the middle of the market is $36.77/TB.

Where the wider market has moved

These are third-party figures about the retail market as a whole, quoted and dated. They are not our own measurements and they do not describe this specific drive.

Compare against every 2TB drive we track โ†’Cheapest per terabyte, all categories โ†’Category price trends โ†’
How it compares - 2TB SATA-6G
#1Toshiba MG03ACA200 2TB SATA Enterprise
$19.00/TB
#2NetApp X306A-R5 2TB SATA 7200RPM
$22.50/TB
#3NetApp X306A-R5 2TB SATA 7200RPM
$22.50/TB
#4Dell 9CF6R 2TB SATA 3G Certified
$24.65/TB
#5Dell 9CF6R 2TB SATA 3G Certified
$24.65/TB

Works in these NAS machines

QNAP TS-673A
Vendor-listed
On QNAP's TS-673A list as Surveillance WD20PURX
QNAP TS-653D
Vendor-listed
On QNAP's TS-653D list as Surveillance WD20PURX
Asustor (7 NAS series)
Vendor-listed
On Asustor's list as Purple WD20PURX

Resolved against manufacturer compatibility lists we read and dated, capped at 4. Vendor-listed means the manufacturer names this exact part number; fit-verified is our own check of form factor, interface and recording technology against a published requirement. Neither is a guess, and a drive the registry cannot resolve shows nothing here rather than a maybe. How compatibility actually works

Frequently Asked Questions

Check the recording technology before using in RAID. CMR is preferred over SMR for RAID arrays.

Warranty varies by seller. Check the Amazon listing for current warranty terms.

Compatible with any server, NAS or workstation with a SATA port. Works in Synology, QNAP, TrueNAS, UnRAID and all major NAS platforms.

Use Case Scenarios

๐Ÿ 
Home & SMB NAS
Building a mid-range NAS for media, backups and file sharing.
~ Good fit
Verify CMR recording before using in RAID. New drives come with full warranty.
๐Ÿ’พ
Backup Server / Veeam Target
Dedicated backup storage for Veeam, Commvault, or NetBackup.
โœ“ Excellent fit
2TB SATA drives are ideal for backup targets. SATA gives maximum $/TB for backup repositories.
๐Ÿ—๏ธ
Virtualization Host Storage
VM images and snapshots on Proxmox, VMware or Hyper-V.
~ Good fit
Suitable for VM storage where workloads are not IOPS-intensive. SATA is fine for single-host VM storage. Consider NVMe cache for latency-sensitive VMs.

Maintenance & Troubleshooting

Maintenance Checklist

On installCheck SMART baseline on arrival
Run smartctl -a /dev/sdX and record: Reallocated_Sector_Ct, Power_On_Hours, Spin_Retry_Count. Establishes baseline for future comparison.
MonthlyRun SMART short self-test
smartctl -t short /dev/sdX โ€” takes 1-2 minutes, catches most developing issues. Schedule during off-peak.
QuarterlyRun SMART long self-test
smartctl -t long /dev/sdX โ€” full surface scan, takes 1 hours for 2TB. Any test failure is grounds for immediate replacement.
QuarterlyCheck RAID array health
Verify no degraded drives. A degraded array with no hot spare is one failure from data loss. Check mdstat or controller UI.
AnnuallyVerify drive firmware version
Check WD support site for firmware updates. Some versions have known bugs affecting integrity.
Every 3-5 yearsPlan proactive replacement
Enterprise HDDs have higher failure rates after year 4-5. At 2TB per drive, budget for replacements before failures occur.

Troubleshooting Guide

Cause: Loose SATA data or power cable, failed port, or drive not spinning up.
Fix: Reseat both cables. Try a different port. Listen for spin-up sound. Test with a known-good cable.