Product comparison · 2 internal solid state drives

Memblaze PBlaze7 7940 Series vs Memblaze PBlaze7 7A40 Series

11specifications compared
4differ
7identical
7known for one product only

Key differences

The Memblaze PBlaze7 7A40 Series has 119.04 TB more SSD capacity than the Memblaze PBlaze7 7940 Series (122.88 TB vs 3.84 TB). Only the Memblaze PBlaze7 7A40 Series has hardware encryption. SSD form factor: E1.S on the Memblaze PBlaze7 7940 Series, U.2 on the Memblaze PBlaze7 7A40 Series. Memory type: 3D TLC on the Memblaze PBlaze7 7940 Series, QLC 3D NAND on the Memblaze PBlaze7 7A40 Series.

SSD capacity
- PBlaze7 7940 Series:3.84 TB
- PBlaze7 7A40 Series:122.88 TB
SSD form factor
- PBlaze7 7940 Series:E1.S
- PBlaze7 7A40 Series:U.2
Memory type
- PBlaze7 7940 Series:3D TLC
- PBlaze7 7A40 Series:QLC 3D NAND
Hardware encryption
- PBlaze7 7940 Series:No
- PBlaze7 7A40 Series:Yes

Side by side

Differences highlightedShow differences only

Comparison of P7940RT0384M00, P7A40DT12288Y02
18 specifications	A Memblaze PBlaze7 7940 Series Model P7940RT0384M00 View product	B Memblaze PBlaze7 7A40 Series Model P7A40DT12288Y02 View product
Features4 differ
SSD capacityDiffers	3.84 TB	122.88 TB
SSD form factorDiffers	E1.S	U.2
Memory typeDiffers	3D TLC	QLC 3D NAND
Hardware encryptionDiffers	No	Yes
Target workloadKnown for one	Read Intensive (RI)	Unknown — not stated by the source
Sequential read speed (ATTO)Known for one	14000 MB/s	Unknown — not stated by the source
Sequential write speed (ATTO)Known for one	5800 MB/s	Unknown — not stated by the source
Drive writes per day (DWPD)Known for one	1	Unknown — not stated by the source
Random read (4KB)Known for one	Unknown — not stated by the source	3000000 IOPS
Random write (4KB)Known for one	Unknown — not stated by the source	60000 IOPS
Logistics dataidentical
Country of originKnown for one	China, Taiwan	Unknown — 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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