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Samsung 990 Pro with Heatsink vs WD Black SN7100 1TB NVMe SSD

The Samsung 990 Pro with Heatsink is the stronger all-round drive: faster sequential reads, a DRAM cache, a built-in heatsink and a much longer endurance rating. The WD Black SN7100 is the leaner choice for laptops and handhelds, where its low profile and power efficiency matter more than a heatsink. Both are PCIe 4.0 drives that owners rate highly, so the decision comes down to whether you need thermal headroom and endurance or a slim drive for a tight, battery-powered machine.

  • Choose the Samsung 990 Pro with Heatsink if you are putting it in a desktop or PS5 and want a heatsink, DRAM cache and high endurance for heavy writes.
  • Choose the WD Black SN7100 if you are upgrading a laptop or gaming handheld and need a thin, power-efficient drive without a heatsink.

Prices

  • Samsung 990 Pro with Heatsink: $259.99 at Amazon (checked today)
  • WD Black SN7100 1TB NVMe SSD: $59.99 at JR'S Western Wear (last seen Nov 13)
  • Difference: the WD Black SN7100 1TB NVMe SSD is $200.00 cheaper than the Samsung 990 Pro with Heatsink at the latest prices (Nov 13 and Nov 14)
Samsung
Samsung SSD 990 Pro With Heatsink

Samsung 990 Pro with Heatsink

Samsung SSD 990 Pro With Heatsink

4.8(1,290 ratings)
$259.99at AmazonChecked 1 h ago
See all prices and details
Visit Amazon

Store links may earn us a commission. As an Amazon Associate, Deal.ai earns from qualifying purchases.

Pros
  • Fastest sequential reads in this pair
  • Integrated heatsink prevents throttling in long sessions
  • DRAM cache helps sustained random performance
  • High TBW endurance for heavy write workloads
  • Samsung Magician software and strong brand support
Cons
  • Heatsink adds height, which can block laptop installs
  • Rare reports of system detection issues
  • Costs more than value-brand drives
718037893204
Western Digital BLACK SN7100 1TB TLC PCIe 4.0 NVMe 3D NAND M.2 2280 Solid State Drive (SSD)

WD Black SN7100 1TB NVMe SSD

Western Digital BLACK SN7100 1TB TLC PCIe 4.0 NVMe 3D NAND M.2 2280 Solid State Drive (SSD)

4.8(91 ratings)
$59.99at JR'S Western WearChecked Nov 13
See all prices and details
Visit JR'S Western Wear
Pros
  • Very thin and light, fits laptops and handhelds
  • Power efficient at full speed
  • Matches the Samsung on write speed
  • Available in capacities up to 4 TB
  • Strong owner ratings
Cons
  • No heatsink, so sustained desktop loads run hotter
  • Lower endurance rating at 600 TBW
  • No dedicated DRAM cache listed

What separates them

Samsung 990 Pro with HeatsinkWD Black SN7100 1TB NVMe SSD
Sequential readUp to 7,450 MB/sUp to 7,250 MB/s
Sequential writeUp to 6,900 MB/sUp to 6,900 MB/s
HeatsinkIntegrated heatsink with RGB lightingBare drive, 1.02 mm thin
DRAM cacheYes, dedicated DRAM cacheNot specified; relies on HMB
Endurance2,400 TBW on the 2 TB model (1,200 TBW listed for 1 TB)600 TBW on 1 TB
Power efficiency5.8 W read, built for desktops and PS5Engineered for laptops and handhelds
SoftwareSamsung Magician for health, firmware and monitoringWD dashboard tools
Capacity range1 TB and 2 TBUp to 4 TB across the line

Price history

$389.99$59.99
Nov 2Nov 14
  • Samsung 990 Pro with Heatsink: lowest $239.99 on Nov 2 at Best Buy; $259.99 on Nov 14.
  • WD Black SN7100 1TB NVMe SSD: lowest $59.99 on Nov 13 at JR'S Western Wear.

Prices at every store

Samsung 990 Pro with Heatsink

  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $259.99Free shippingChecked 1 h ago
    Visit Amazon
  • B&H Photo-Video-AudioNew

    Availability unknown

    $259.99Checked Nov 9
    Visit B&H Photo-Video-Audio
  • WalmartNew

    Availability unknown

    $319.99Checked Nov 9
    Visit Walmart
  • eSaitechNew

    Availability unknown

    $320.00Checked Nov 2
    Visit eSaitech

Also available at

  • WalmartCheck price at Walmart

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All 21 stores and price history →

WD Black SN7100 1TB NVMe SSD

  • JR'S Western WearNew

    In stock

    $59.99Free shippingChecked Nov 13
    Visit JR'S Western Wear
  • Stockyfy.comNew

    Availability unknown

    $115.85Free shippingChecked Nov 13
    Visit Stockyfy.com
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $159.99Free shippingChecked Nov 11
    Visit Amazon
  • eBayNew

    Availability unknownSold by purpletechnado (100% positive, 96,000 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $169.94Free shippingChecked 2 h ago
    Visit eBay

Also available at

  • eBayCheck price at eBay

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All 15 stores and price history →

Specs compared

SpecSamsung 990 Pro with HeatsinkWD Black SN7100 1TB NVMe SSD
Capacity1 TB, 2 TB1TB
InterfacePCIe 4.0, NVMePCIe Gen 4 x 4
Read SpeedUp to 7,450 MB/s (sequential)Up to 7,250MBps
Write Speed6,900 MB/sUp to 6,900MBps
Height (")0.11.02 mm
TypeInternal—
ConnectionM.2—
Form FactorM.2 2280—
ColorBlack, Silver—
NVMeYes—
UseInternal—
Device CompatibilityPC, PS5—
Show all 40 specsShow fewer specs
SpecSamsung 990 Pro with HeatsinkWD Black SN7100 1TB NVMe SSD
Wireless ConnectivityNo—
DurabilityShock resistance (1,500 G & 0.5 ms (Half sine))—
NVMe SupportYes—
PCIe SupportYes—
CacheDRAM cache—
Data EncryptionYes, 256-bit AES, AES 256-bit full-disk encrypt…—
Design HighlightsHeatsink—
Typical UsersGamers—
Power Source3.3V (operating voltage)—
Power Consumption

What reviewers say

Samsung 990 Pro with Heatsink

  • 4.8 / 51,290 ratings

Owners rate the 990 Pro with Heatsink well for its speed and the convenience of a factory-fitted cooler, especially in PS5s. Complaints center on price, on the heatsink's height in tight builds and on rare detection problems.

What people mention
  • SpeedPraisedOwners report quick game loads and fast large-file transfers near the rated 7,450 MB/s.
  • HeatsinkPraisedThe pre-installed cooler is seen as a plus for PS5 installs and sustained writes.
  • FitMixedThe heatsink adds height, and some buyers find clearance tight under a GPU or in slim cases.
  • PriceCriticisedBuyers say it costs noticeably more than bare 990 Pro drives of the same capacity.

WD Black SN7100 1TB NVMe SSD

  • 4.8 / 591 ratings

Reviewers treat the SN7100 as one of the better value PCIe 4.0 gaming drives, praising its read speeds and cool running. They note the DRAM-less design and slower sustained writes as the main trade-offs against pricier drives.

What people mention
  • SpeedPraisedReviewers say reads are fast enough to load games and large files quickly.
  • ThermalsPraisedOwners report it runs cool and draws little power, which suits laptops and compact builds.
  • Sustained writesCriticisedWrite speeds drop once the cache fills during long transfers.
  • DRAM cacheMixed
Reviews
  • The Best M.2 SSDs (Solid State Drives) for 2026
  • The Best PCI Express NVMe Solid State Drives (SSDs) for 2026

Questions and answers

Which is better for a PS5?
The Samsung 990 Pro with Heatsink. Sony requires a heatsink in the PS5 expansion slot, and this drive ships with one. The SN7100 is bare and would need a separate heatsink.
Which lasts longer?
The Samsung, by a wide margin. Its endurance rating is far higher than the SN7100's 600 TBW, so it handles years of heavy writes better.
Which is better for a laptop or Steam Deck-style handheld?
The WD Black SN7100. It is thinner and built for power efficiency, and the Samsung's heatsink can be too tall for tight laptop bays.
Is the Samsung worth stepping up to?
Yes if you want a heatsink, DRAM cache and high endurance for a desktop or console. If you only need fast game storage in a slim device, the SN7100 covers it.
Do both work on PCIe 4.0?
Yes. Both are PCIe 4.0 x4 NVMe M.2 2280 drives and will also run at lower speed in a PCIe 3.0 slot.
Which runs cooler?
The Samsung under sustained load, because of its heatsink. The SN7100 is efficient but bare, so it relies on airflow in the case.

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Buying guides that pick them

  • Best 4TB internal SSDs
  • Best 1TB NVMe M.2 internal SSDs
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Power efficient
—
RemovableNo—
M.2 Form Factor2280—
Wi-FiNo—
Power Consumption (read) (W)5.8—
TBW (terabytes written) (TB)1200—
Depth (")3.1—
Width (")0.9—
Weight (oz)0.3—
Power Consumption (write) (W)5.1—
PlacementInternal—
Size (GB)2000—
Flash MemoryTLC—
Random Write 4KB (max) (IOPS)1550000—
Sequential Write (MB/s)6900—
Sequential Read (MB/s)7450—
Power Consumption (Standby) (W)0.055—
MTBF (mean time between failures) (h)1500000—
Random Read 4KB (max) (IOPS)1400000—
The DRAM-less design is fine for gaming but noted as a limit for heavy write workloads.