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Product comparison · 2 internal solid state drives

Memblaze PBlaze7 7940 Series vs Memblaze PBlaze7 7940 Series

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  • 16specifications compared
  • 5differ
  • 11identical
  • 0known for one product only

Key differences

The Memblaze PBlaze7 7940 Series has 2.56 TB more SSD capacity than the Memblaze PBlaze7 7940 Series (6.4 TB vs 3.84 TB). The Memblaze PBlaze7 7940 Series has 4,200 MB/s more sequential write speed (ATTO) than the Memblaze PBlaze7 7940 Series (10000 MB/s vs 5800 MB/s). The Memblaze PBlaze7 7940 Series has 2 more drive writes per day (DWPD) than the Memblaze PBlaze7 7940 Series (3 vs 1). SSD form factor: E3.S on the Memblaze PBlaze7 7940 Series, U.2 on the Memblaze PBlaze7 7940 Series. Target workload: Read Intensive (RI) on the Memblaze PBlaze7 7940 Series, Write Intensive (WI) on the Memblaze PBlaze7 7940 Series.

  • SSD capacity
    • 3.84 TB
    • 6.4 TB
  • SSD form factor
    • E3.S
    • U.2
  • Target workload
    • Read Intensive (RI)
    • Write Intensive (WI)
  • Sequential write speed (ATTO)
    • 5800 MB/s
    • 10000 MB/s
  • Drive writes per day (DWPD)
    • 1
    • 3

Side by side

Differences highlightedShow differences only
16 specifications
A

Memblaze

PBlaze7 7940 Series

Model P7940ES0384M00

View product
B

Memblaze

PBlaze7 7940 Series

Model P7946DT0640Y00

View product
Features5 differ
SSD capacityDiffers3.84 TB6.4 TB
SSD form factorDiffersE3.SU.2
InterfacePCI Express 5.0PCI Express 5.0
NVMeYesYes
Memory type3D TLC3D TLC
Component forServerServer
Hardware encryptionYesYes
Target workloadDiffersRead Intensive (RI)Write Intensive (WI)
Sequential read speed (ATTO)14000 MB/s14000 MB/s
Sequential write speed (ATTO)Differs5800 MB/s10000 MB/s
Drive writes per day (DWPD)Differs13
Mean time between failures (MTBF)2500000 h2500000 h
Operational conditionsidentical
Operating temperature (T-T)0 - 77 °C0 - 77 °C
Maximum operating temperature77 °C77 °C
Minimum operating temperature0 °C0 °C
Logistics dataidentical
Country of originChina, TaiwanChina, Taiwan

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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