Product comparison · 2 internal solid state drives

Goodram IRDM (GEN2) vs Goodram S400u 240 GB M.2 Serial ATA III TLC

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  • 15specifications compared
  • 8differ
  • 7identical
  • 15known for one product only

Key differences

  • SSD capacity
    • IRDM (GEN2):60 GB
    • S400u 240 GB M.2 Serial ATA III TLC:240 GB
  • SSD form factor
    • IRDM (GEN2):2.5"
    • S400u 240 GB M.2 Serial ATA III TLC:M.2
  • Memory type
    • IRDM (GEN2):MLC
    • S400u 240 GB M.2 Serial ATA III TLC:TLC
  • Compressed transfer rate (write)
    • IRDM (GEN2):540 MB/s
    • S400u 240 GB M.2 Serial ATA III TLC:530 MB/s
  • Uncompressed transfer rate (read)
    • IRDM (GEN2):430 MB/s
    • S400u 240 GB M.2 Serial ATA III TLC:550 MB/s
  • Uncompressed transfer rate (write)
    • IRDM (GEN2):305 MB/s
    • S400u 240 GB M.2 Serial ATA III TLC:450 MB/s
  • Width
    • IRDM (GEN2):100.1 mm
    • S400u 240 GB M.2 Serial ATA III TLC:80 mm
  • Depth
    • IRDM (GEN2):69.9 mm
    • S400u 240 GB M.2 Serial ATA III TLC:3.5 mm

Side by side

Differences highlightedShow differences only (off)
Comparison of IRDM (GEN2), S400u
30 specifications
Features6 differ
SSD capacityDiffers60 GB240 GB
SSD form factorDiffers2.5"M.2
InterfaceSerial ATA IIISerial ATA III
NVMeKnown for oneUnknown — not stated by the sourceNo
Memory typeDiffersMLCTLC
NAND flash typeKnown for oneUnknown — not stated by the sourceTLC (Triple Level Cell)
Component forPC/LaptopPC/Laptop
Data transfer rate6 Gbit/s6 Gbit/s
Compressed transfer rate (read)550 MB/s550 MB/s
Compressed transfer rate (write)Differs540 MB/s530 MB/s
Uncompressed transfer rate (read)Differs430 MB/s550 MB/s
Uncompressed transfer rate (write)Differs305 MB/s450 MB/s
Controller typeKnown for oneUnknown — not stated by the sourcePhison PS3111-S11
Mean time between failures (MTBF)2000000 h2000000 h
TBW ratingKnown for oneUnknown — not stated by the source180
Read speedKnown for one550 MB/sUnknown — not stated by the source
Write speedKnown for one540 MB/sUnknown — not stated by the source
Random read (4KB)Known for one23000 IOPSUnknown — not stated by the source
Random write (4KB)Known for one63000 IOPSUnknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers100.1 mm80 mm
DepthDiffers69.9 mm3.5 mm
HeightKnown for oneUnknown — not stated by the source22 mm
Packaging dataidentical
Package widthKnown for oneUnknown — not stated by the source162 mm
Package depthKnown for oneUnknown — not stated by the source52 mm
Package heightKnown for oneUnknown — not stated by the source10 mm
Package weightKnown for oneUnknown — not stated by the source21.5 g
Operational conditionsidentical
Operating temperature (T-T)0 - 70 °C0 - 70 °C
Storage temperature (T-T)-45 - 85 °C-45 - 85 °C
Logistics dataidentical
Harmonized System (HS) codeKnown for oneUnknown — not stated by the source84717070
Products per master (outer) caseKnown for oneUnknown — not stated by the source20 pc(s)

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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