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WD Blue SN5000 4TB NVMe SSD vs Samsung 9100 Pro SSD

The Samsung 9100 Pro is the faster drive by a wide margin: PCIe 5.0 with roughly 14,800 MB/s reads, DRAM cache and hardware encryption, and owners rate it 4.9 out of 5. The WD Blue SN5000 4TB is a Gen4 QLC drive at about 5,500 MB/s with 1,200 TBW endurance and a five-year warranty, so it suits big game libraries and archives where capacity matters more than peak speed. Buy the Samsung if your motherboard supports PCIe 5.0 and you move large files daily; buy the WD if you want 4TB of solid Gen4 storage and your board is Gen4.

  • Choose the WD Blue SN5000 if you want 4TB of dependable Gen4 storage for games and large media files on a PCIe 4.0 system.
  • Choose the Samsung 9100 Pro if you have a PCIe 5.0 slot and want the fastest sequential and random speeds, DRAM cache and hardware encryption.

Prices

  • WD Blue SN5000 4TB NVMe SSD: $172.65 at Newegg.com (last seen Nov 3)
  • Samsung 9100 Pro SSD: $249.99 at Central Computers (last seen Nov 9)
  • Difference: the WD Blue SN5000 4TB NVMe SSD is $77.34 cheaper than the Samsung 9100 Pro SSD at the latest prices (Nov 3 and Nov 9)
WD
WD 4TB Blue SN5000 NVMe Internal Solid State Drive SSD

WD Blue SN5000 4TB NVMe SSD

WD 4TB Blue SN5000 NVMe Internal Solid State Drive SSD

5(2 ratings)
$172.65at Newegg.comChecked Nov 3
See all prices and details
Visit Newegg.com
Pros
  • 4TB capacity in a single-sided M.2 2280 drive that fits thin laptops
  • 1,200 TBW endurance and a five-year limited warranty
  • Runs cool at about 75 mW active power
  • Free Acronis cloning software download
Cons
  • QLC NAND slows on long sustained writes once the cache fills
  • No DRAM cache
  • Gen4 speeds are less than half the Samsung's
  • Software-based encryption only
Samsung
Samsung 9100 Pro SSD

Samsung 9100 Pro SSD

4.9(2,500 ratings)
$249.99at Central ComputersChecked 15 h ago
See all prices and details
Visit Central Computers
Pros
  • Fastest Gen4-to-Gen5 jump here, roughly 14,800 MB/s reads
  • DRAM cache keeps random performance steady under load
  • Hardware encryption and a heatsink option
  • Rated 4.9 out of 5 by 2,500 owners, who cite fast boots and easy install
Cons
  • Needs a PCIe 5.0 slot to reach its rated speeds; it falls back on Gen4 boards
  • Heatsink version needs clearance in laptops and under GPU coolers
  • Runs hotter than a Gen4 drive and depends on good airflow

What separates them

WD Blue SN5000 4TB NVMe SSDSamsung 9100 Pro SSD
InterfacePCIe Gen4 x4, NVMe 2.0PCIe Gen5 x4
Sequential readUp to 5,500 MB/sUp to 14,800 MB/s
Sequential writeUp to 5,000 MB/sUp to 13,400 MB/s
Random 4K IOPS690K read / 900K write2,200K read / 2,600K write
NAND and cacheBiCS 6 QLC, nCache 4.0, no DRAMTLC with DRAM cache
Endurance1,200 TBW, 0.16 DWPDHigh TBW tier typical of TLC; check the capacity sheet
EncryptionSoftware encryption, TCG Pyrite 2.01Hardware encryption
HeatsinkSingle-sided, no heatsinkHeatsink version available

Price history

$500.99$172.65
Nov 2Nov 10
  • WD Blue SN5000 4TB NVMe SSD: lowest $172.65 on Nov 3 at Newegg.com; $500.99 on Nov 10.
  • Samsung 9100 Pro SSD: lowest $249.99 on Nov 2 at Walmart; $249.99 on Nov 10.

Prices at every store

WD Blue SN5000 4TB NVMe SSD

  • Newegg.comNew

    Availability unknown

    $172.65Checked Nov 3
    Visit Newegg.com
  • neweggbusiness.comNew

    Availability unknown

    $172.65Checked Nov 3
    Visit neweggbusiness.com
  • WalmartNew

    Availability unknown

    $188.99Checked Nov 3
    Visit Walmart
  • eBayNew

    Availability unknown

    $220.00Checked Nov 3
    Visit eBay

Also available at

  • Rugged BooksCheck price at Rugged Books
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All 13 stores and price history →

Samsung 9100 Pro SSD

  • DoorDashNew

    Availability unknownSold by Best Buy US

    $249.99Checked 1 h ago
    Visit DoorDash
  • Central ComputersNew

    Availability unknown

    $249.99Checked 15 h ago
    Visit Central Computers
  • DatavisionNew

    Availability unknown

    $269.99Checked Nov 3
    Visit Datavision
  • neweggbusiness.comNew

    Availability unknown

    $275.50Checked 1 h ago
    Visit neweggbusiness.com
All 21 stores and price history →

Specs compared

SpecWD Blue SN5000 4TB NVMe SSDSamsung 9100 Pro SSD
TypeNVMe SSDSSD
UseInternalInternal
Device CompatibilityPCPC
InterfaceNVMePCIe 5.0
Wireless ConnectivityNoNo
Read Speed5,500 MB/s14,800 MB/s
Write Speed5,000 MB/s13,400 MB/s
NVMe SupportYesYes
PCIe SupportYesYes
CachenCache 4.0 technologyDRAM Cache
Data EncryptionSoftware encryptionYes
Security HighlightsFree Acronis DownloadHardware encryption
Show all 40 specsShow fewer specs
SpecWD Blue SN5000 4TB NVMe SSDSamsung 9100 Pro SSD
Form FactorM.2 2280M.2
Design HighlightsSingle-sidedw/ Heatsink
Typical UsersCreators, ProfessionalsGamers
RemovableNoNo
Capacity4TB4TB
Power Consumption75 mW (active)—
Sequential Read Performance5,500MB/s—
Endurance (TBW)1,200TBW—
NAND TypeBiCS 6 QLC NAND—
Drive Writes Per Day

What reviewers say

WD Blue SN5000 4TB NVMe SSD

Owners of the SN5000 line generally rate it as a solid value Gen4 drive that hits its rated speeds in everyday use. The common caveat is QLC behavior: large sustained writes drop below the headline 5,000 MB/s once the SLC cache is used up.

What people mention
  • SpeedPraisedOwners say everyday reads and game loads feel fast and close to the rated 5,500 MB/s.
  • Sustained writesCriticisedLarge continuous writes slow down once the SLC cache is exhausted, which QLC drives are known for.
  • EnduranceMixed1,200 TBW is fine for gaming and media, but heavy write users see it as low next to TLC drives.
  • FitPraisedThe single-sided M.2 2280 design installs easily in laptops and desktops.

Samsung 9100 Pro SSD

  • 4.9 / 52,500 ratings

Rated 4.9 out of 5 from 2,500 ratings, with buyers focused on speed and easy setup. Complaints are few and mostly about cost and heat.

What people mention
  • SpeedPraisedBuyers call the data transfer speeds blazing fast and notice quicker boots and game loads.
  • InstallationPraisedOwners describe fitting it as straightforward and simple.
  • ThermalsMixedThe heatsink and thermal control help, but the drive still runs warm under heavy load.
Reviews
  • The Best PCI Express NVMe Solid State Drives (SSDs) for 2026

Questions and answers

Which is better for gaming?
Both load games quickly. The Samsung 9100 Pro cuts level and boot times further and keeps random reads fast with its DRAM cache. The WD Blue SN5000 holds more games per dollar of capacity and is plenty for most players.
Do I need a PCIe 5.0 motherboard for the Samsung?
To hit its rated 14,800 MB/s, yes. On a Gen4 slot it runs at Gen4 speeds, so the gap to the WD narrows sharply. Check your board and CPU lane support before stepping up.
Which lasts longer?
The WD lists 1,200 TBW and a five-year warranty, which is generous for QLC. The Samsung uses TLC, which generally handles sustained writes better, but confirm its TBW for the 4TB model. Both are reliable for normal desktop use.
Is the Samsung worth stepping up to?
If you edit 4K or 8K video, move huge files daily, or run AI workloads, yes. For game libraries and everyday use, the WD's capacity and endurance cover the job and the speed difference rarely shows.
Will the heatsink version fit my laptop?
Usually not. The heatsink adds height that most laptops cannot clear. Buy the bare version for a laptop and the heatsink version for a desktop board.
Does the WD need a heatsink?
No. It is a low-power Gen4 QLC drive and runs cool. A motherboard heatsink is optional; the Samsung benefits more from one because Gen5 controllers run hotter.

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Buying guides that pick them

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0.16 DWPD
—
Warrantyfive year warranty—
Encryption SupportTGC Pyrite 2.01 encryption—
Durability—1,500 G & 0.5 ms (Half sine) (shock)
Style Name—9100 PRO w/Heatsink
Storage Capacity—1000 gigabytes
Storage Drive Type—SSD
Maximum Read Speed—14700 megabytes per second
Maximum Write Speed—13300 megabytes per second
Interface(s)—PCIe Gen 5 x4
Brand—Samsung
Model Number—MZ-VAP1T0B/AM
Internal Or External—Internal
Product Compatibility—Desktop computers, Laptop computers
Usage—Backup, Everyday computing, Gaming
NAND Flash Memory Type—V-NAND
Product Height—0.09 inches
Product Width—0.9 inches
Product Weight—0.32 ounces
PriceCriticised
Buyers flag the cost, particularly for the 4TB model.