Product comparison · 2 internal solid state drives

Dynabook RD400A 128 GB M.2 PCI Express 3.1 NVMe MLC vs Goodram IRDM PRO

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  • 14specifications compared
  • 12differ
  • 2identical
  • 24known for one product only

Key differences

  • SSD capacity
    • RD400A 128 GB M.2 PCI Express 3.1 NVMe MLC:128 GB
    • IRDM PRO:240 GB
  • SSD form factor
    • RD400A 128 GB M.2 PCI Express 3.1 NVMe MLC:M.2
    • IRDM PRO:2.5"
  • Interface
    • RD400A 128 GB M.2 PCI Express 3.1 NVMe MLC:PCI Express 3.1
    • IRDM PRO:Serial ATA III
  • Component for
    • RD400A 128 GB M.2 PCI Express 3.1 NVMe MLC:PC
    • IRDM PRO:PC/Laptop
  • Data transfer rate
    • RD400A 128 GB M.2 PCI Express 3.1 NVMe MLC:32 Gbit/s
    • IRDM PRO:6 Gbit/s
  • Read speed
    • RD400A 128 GB M.2 PCI Express 3.1 NVMe MLC:2200 MB/s
    • IRDM PRO:560 MB/s
  • Write speed
    • RD400A 128 GB M.2 PCI Express 3.1 NVMe MLC:620 MB/s
    • IRDM PRO:530 MB/s
  • Mean time between failures (MTBF)
    • RD400A 128 GB M.2 PCI Express 3.1 NVMe MLC:1500000 h
    • IRDM PRO:2000000 h

Side by side

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Comparison of RD400A, IRDM PRO
38 specifications
Features8 differ
SSD capacityDiffers128 GB240 GB
SSD form factorDiffersM.22.5"
InterfaceDiffersPCI Express 3.1Serial ATA III
NVMeKnown for oneYesUnknown — not stated by the source
NVMe versionKnown for one1.1bUnknown — not stated by the source
Memory typeMLCMLC
Component forDiffersPCPC/Laptop
Data transfer rateDiffers32 Gbit/s6 Gbit/s
Read speedDiffers2200 MB/s560 MB/s
Write speedDiffers620 MB/s530 MB/s
PCI Express interface data lanesKnown for onex4Unknown — not stated by the source
S.M.A.R.T. supportKnown for oneYesUnknown — not stated by the source
TRIM supportKnown for oneYesUnknown — not stated by the source
Mean time between failures (MTBF)Differs1500000 h2000000 h
Windows operating systems supportedKnown for oneWindows 10, Windows 7, Windows 8.1Unknown — not stated by the source
Linux operating systems supportedKnown for oneYesUnknown — not stated by the source
Endurance rating (for 5 years)Known for one40 GB/dayUnknown — not stated by the source
TBW ratingKnown for one74Unknown — not stated by the source
SSD usage tagKnown for oneConsumerUnknown — not stated by the source
CertificationKnown for oneUL/cUL, FCC, CE, RCM, KC, BSMI, VCCI, ISEDUnknown — not stated by the source
Uncompressed transfer rate (read)Known for oneUnknown — not stated by the source550 MB/s
Uncompressed transfer rate (write)Known for oneUnknown — not stated by the source520 MB/s
Random read (4KB)Known for oneUnknown — not stated by the source100000 IOPS
Random write (4KB)Known for oneUnknown — not stated by the source88000 IOPS
ECCKnown for oneUnknown — not stated by the sourceYes
Poweridentical
Operating voltageKnown for one12 VUnknown — not stated by the source
Power consumption (average)Known for one6.4 WUnknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers105.5 mm100.1 mm
DepthDiffers157.6 mm69.9 mm
HeightDiffers17.2 mm6.85 mm
WeightKnown for one63 gUnknown — not stated by the source
Packaging dataidentical
Storage drive adapter includedKnown for oneYesUnknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)0 - 70 °C0 - 70 °C
Storage temperature (T-T)Differs-40 - 85 °C-45 - 85 °C
Operating vibrationKnown for one2.17 GUnknown — not stated by the source
Non-operating vibrationKnown for one3.13 GUnknown — not stated by the source
Non-operating shockKnown for one1000 GUnknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one84717070Unknown — not stated by the source

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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