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Team Group T-Force Cardea A440 4TB SSD vs SanDisk Ultra SSD

These are different classes of drive. The Team Group CARDEA A440 is a PCIe 4.0 NVMe drive with DRAM cache and roughly 7,000 MB/s reads, while the SanDisk Ultra is a SATA 2.5-inch SSD capped near 560 MB/s. Buy the Team Group for a modern desktop or laptop with an M.2 slot, especially for large game libraries, video editing or moving big files. Buy the SanDisk only if you have a 2.5-inch SATA bay and no M.2 slot, or want a drop-in upgrade for an older machine. The Team Group is the stronger drive on speed, endurance and interface; the SanDisk's advantage is fitting older hardware.

  • Choose the Team Group CARDEA A440 if your board has an M.2 PCIe 4.0 slot and you want the fastest load times and file transfers from a 4TB drive.
  • Choose the SanDisk Ultra if you are upgrading an older laptop or desktop that only takes a 2.5-inch SATA drive.

Prices

  • Team Group T-Force Cardea A440 4TB SSD: $569.99 at Amazon (last seen Nov 3)
  • SanDisk Ultra SSD: $74.99 at MelroseMAC (checked today)
  • Difference: the SanDisk Ultra SSD is $495.00 cheaper than the Team Group T-Force Cardea A440 4TB SSD at the latest prices (Nov 3 and Nov 9)
TEAMGROUP
Team Group T-FORCE CARDEA A440 M.2 2280 4TB PCIe Gen 4.0 x4 NVMe 1.4 Internal Solid State Drive (SSD)

Team Group T-Force Cardea A440 4TB SSD

Team Group T-FORCE CARDEA A440 M.2 2280 4TB PCIe Gen 4.0 x4 NVMe 1.4 Internal Solid State Drive (SSD)

4.5(2 ratings)
$569.99at AmazonObserved Nov 3, 2026, 7:11 AM
See all prices and details
Visit Amazon

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

Pros
  • PCIe 4.0 speeds near the top of the Gen 4 range
  • DRAM cache keeps sustained writes steady
  • 3,000 TBW endurance suits heavy write use
  • 4TB in a single M.2 stick, no cables
Cons
  • Needs an M.2 PCIe slot; not for older SATA-only machines
  • Runs warm under long writes; airflow matters
  • Graphene label is thin, not a full heatsink
SanDisk
SanDisk Ultra SSD

SanDisk Ultra SSD

4.8(1,500 ratings)
$74.99at MelroseMACObserved at 8:07 AM
See all prices and details
Visit MelroseMAC
Pros
  • Fits any 2.5-inch SATA bay, including older laptops
  • Shock and vibration resistant with no moving parts
  • Low idle power draw
  • Widely rated well by owners
Cons
  • SATA speeds are a fraction of NVMe
  • 600 TBW endurance is far lower
  • No DRAM cache
  • No encryption enabled despite the controller

What separates them

Team Group T-Force Cardea A440 4TB SSDSanDisk Ultra SSD
InterfacePCIe 4.0 x4 NVMe 1.4SATA III 6 Gb/s
Sequential readUp to 7,000 MB/sUp to 560 MB/s
Sequential writeUp to 6,900 MB/sUp to 530 MB/s
Random 4K writeAbout 1M IOPSAbout 82K IOPS
Form factorM.2 2280, fits a slot on the board2.5-inch, needs a SATA bay and cable
Endurance (TBW)3,000 TBW600 TBW
CacheDRAM cachenCache 2.0, no DRAM
Heat and fitGraphene heat sink, 13gShock and vibration resistant, low idle power

Price history

$688.41$74.99
Nov 3Nov 9
  • Team Group T-Force Cardea A440 4TB SSD: lowest $569.99 on Nov 3 at Amazon; $688.41 on Nov 9.
  • SanDisk Ultra SSD: lowest $74.99 on Nov 9 at MelroseMAC.

Prices at every store

Team Group T-Force Cardea A440 4TB SSD

  • AmazonNew

    Availability unknown

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

    $569.99Observed Nov 3, 2026, 7:11 AM
    Visit Amazon
  • WalmartNew

    Out of stockSold by Newegg Inc.Returns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $569.99Free shippingObserved at 8:07 AM
    Visit Walmart
  • Best BuyNew

    Out of stock

    $688.41Free shippingObserved at 8:07 AM
    Visit Best Buy

Store links may earn us a commission. Some prices via Klarna.

All 3 stores and price history →

SanDisk Ultra SSD

  • MelroseMACNew

    In stock

    $74.99Observed at 8:07 AM
    Visit MelroseMAC
  • PCNationNew

    Availability unknown

    $186.66Observed at 8:07 AM
    Visit PCNation
  • eBayNew

    Availability unknownSold by toprated-93 (98.7% positive, 422 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $259.00+ $5.80 shippingObserved at 8:07 AM
    Visit eBay
  • serverblink.comNew

    Availability unknown

    $275.50Observed Nov 3, 2026, 7:13 AM
    Visit serverblink.com

Also available at

  • eBayCheck price at eBay
  • WalmartCheck price at Walmart

Store links may earn us a commission.

All 14 stores and price history →

Specs compared

SpecTeam Group T-Force Cardea A440 4TB SSDSanDisk Ultra SSD
InterfacePCIe 4.0 x4SATA
CacheDRAM cachenCache 2.0
Form FactorM.22.5 inch
TypeSSDSSD
PlacementInternalInternal
Size (GB)40004000
Sequential Write (MB/s)6900530
Sequential Read (MB/s)7000560
Capacity4TB—
Sequential read7,000 MB/s—
Sequential write6,900 MB/s—
Random read (4K)1M IOPS—
Show all 40 specsShow fewer specs
SpecTeam Group T-Force Cardea A440 4TB SSDSanDisk Ultra SSD
Random write (4K)1M IOPS—
Rated writes3,000 TBW—
Warranty5 years—
NAND typeTLC—
Weight13g (with Graphene heat sink)—
M.2 Form Factor2280—
Wi-FiNo—
Use—Internal
Device Compatibility—PC
Wireless Connectivity—

What reviewers say

Team Group T-Force Cardea A440 4TB SSD

Owners of the Cardea A440 line generally report speeds close to the rated figures on PCIe 4.0 boards and stable long-term performance. Complaints center on heat under heavy sustained writes and on the thin graphene label being less effective than a metal heat sink.

What people mention
  • SpeedPraisedOwners see sequential reads close to the rated 7,000 MB/s on PCIe 4.0 systems.
  • HeatCriticisedThe drive warms up under sustained writes, and the graphene sheet helps less than a metal heat sink.
  • EndurancePraisedThe 3,000 TBW rating is high for a consumer SSD and reassures heavy writers.
  • DRAM cachePraisedThe DRAM cache keeps large file transfers from slowing down early.

SanDisk Ultra SSD

  • 4.8 / 51,500 ratings

Rated 4.8 out of 5 from 1,500 ratings, buyers treat it as a reliable, easy SATA upgrade. Complaints center on it being slower than NVMe drives and on the missing encryption.

What people mention
  • SpeedPraisedOwners say it wakes up older machines and cuts boot times compared with a hard drive.
  • SATA limitCriticisedBuyers note it tops out near 560 MB/s and can't match NVMe drives.
  • InstallPraisedThe standard 2.5-inch format makes it a straightforward swap in most older PCs.

Questions and answers

Which is better for gaming?
The Team Group. Games load from storage, and its PCIe 4.0 interface and high random read speed cut load times well below what a SATA drive can do. The SanDisk still beats a hard drive but is limited by the SATA link.
Will the Team Group fit my laptop?
Only if the laptop has an M.2 2280 PCIe slot. Many older or budget laptops have only a 2.5-inch SATA bay, in which case the SanDisk is the one that fits.
Which lasts longer?
The Team Group, by endurance rating: 3,000 TBW against 600 TBW. Both carry a 5-year warranty. Real-world life depends on how much you write, but the Team Group has far more headroom.
Is the SanDisk worth stepping up to from a hard drive?
Yes, if your machine is SATA-only. It removes the hard drive's seek delays and is shock resistant. If you have an M.2 slot, skip it and go straight to the Team Group.
Does the Team Group need a heatsink?
It ships with a thin graphene label, which helps a little. Under sustained writes a Gen 4 drive runs warm, so use your motherboard's M.2 heatsink if it has one.
Can I move the SanDisk to a new PC later?
Yes, any desktop or laptop with a 2.5-inch SATA bay will take it. The Team Group needs an M.2 slot, which most newer boards have but older ones may not.

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Buying guides that pick them

  • Best budget 4TB NVMe SSDs
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No
Durability—Shock resistant, Vibration resistance
Read Speed—560 MB/s
Write Speed—84K IOPS (random)
NVMe Support—No
PCIe Support—No
Data Encryption—No (256-bit encryption supported by controller …
Security Highlights—Hardware-based encryption
Design Highlights—Uses less power, 3D NAND provides greater endur…
Typical Users—Consumer
Power Source—Hand-operated
Power Consumption—50mW (idle)
Removable—No
TBW (terabytes written) (TB)—600
Depth (")—3.957
Width (")—2.756
Height (")—0.276
Random Write 4KB (max) (IOPS)—82000
Random Read 4KB (max) (IOPS)—95000
EncryptionCriticised
The controller supports 256-bit encryption, but it isn't implemented, which disappoints security-minded buyers.