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Product comparison · 2 internal solid state drives

Dynabook RD400A 128 GB M.2 PCI Express 3.1 NVMe MLC vs Kingston Technology UV500 120 GB 2.5" Serial ATA III 3D TLC

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  • 21specifications compared
  • 18differ
  • 3identical
  • 25known for one product only

Key differences

  • SSD capacity
    • 128 GB
    • 120 GB
  • SSD form factor
    • M.2
    • 2.5"
  • Interface
    • PCI Express 3.1
    • Serial ATA III
  • NVMe
    • Yes
    • No
  • Memory type
    • MLC
    • 3D TLC
  • Component for
    • PC
    • PC/Laptop
  • Data transfer rate
    • 32 Gbit/s
    • 6 Gbit/s
  • Read speed
    • 2200 MB/s
    • 520 MB/s

Side by side

Differences highlightedShow differences only
46 specifications
A

Dynabook

RD400A 128 GB M.2 PCI Express 3.1 NVMe MLC

Model RD400A

View product
B

Kingston Technology

UV500 120 GB 2.5" Serial ATA III 3D TLC

Model UV500

View product
Features12 differ
SSD capacityDiffers128 GB120 GB
SSD form factorDiffersM.22.5"
InterfaceDiffersPCI Express 3.1Serial ATA III
NVMeDiffersYesNo
Memory typeDiffersMLC3D TLC
Component forDiffersPCPC/Laptop
Hardware encryptionKnown for oneYes
Security algorithmsKnown for one256-bit AES
Data transfer rateDiffers32 Gbit/s6 Gbit/s
Read speedDiffers2200 MB/s520 MB/s
Write speedDiffers620 MB/s320 MB/s
Random read (4KB)Known for one79000 IOPS
Random write (4KB)Known for one18000 IOPS
Controller typeKnown for oneMarvell Dean
Self-Encrypting Drive (SED)Known for oneYes
End-to-End Data ProtectionKnown for oneYes
Mean time between failures (MTBF)Differs1500000 h1000000 h
TCG Opal 2.0Known for oneYes
TBW ratingDiffers7460
CertificationDiffersUL/cUL, FCC, CE, RCM, KC, BSMI, VCCI, ISEDCE, FCC, VCCI, CAN ICES-3(B), NMB-3(B)
NVMe versionKnown for one1.1b
PCI Express interface data lanesKnown for onex4
S.M.A.R.T. supportKnown for oneYes
TRIM supportKnown for oneYes
Windows operating systems supportedKnown for oneWindows 10, Windows 7, Windows 8.1
Linux operating systems supportedKnown for oneYes
Endurance rating (for 5 years)Known for one40 GB/day
SSD usage tagKnown for oneConsumer
Power1 differ
Power consumption (read)Known for one1.17 W
Power consumption (write)Known for one2.32 W
Power consumption (average)Differs6.4 W0.5 W
Power consumption (idle)Known for one0.195 W
Operating voltageKnown for one12 V
Weight & dimensions4 differ
WidthDiffers105.5 mm100.1 mm
DepthDiffers157.6 mm69.8 mm
HeightDiffers17.2 mm7 mm
WeightDiffers63 g41 g
Packaging dataidentical
Package typeKnown for oneBlister
Storage drive adapter includedKnown for oneYes
Operational conditions1 differ
Operating temperature (T-T)0 - 70 °C0 - 70 °C
Storage temperature (T-T)-40 - 85 °C-40 - 85 °C
Operating vibration2.17 G2.17 G
Non-operating vibrationDiffers3.13 G20 G
Non-operating shockKnown for one1000 G
Other featuresidentical
Product colourKnown for oneBlack, Grey
Logistics dataidentical
Harmonized System (HS) codeKnown for one84717070

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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