Product comparison · 2 internal solid state drives

Memblaze PBlaze7 7940 Series vs Memblaze PBlaze7 7940 Series

Key differences

SSD capacity
- PBlaze7 7940 Series:3.84 TB
- PBlaze7 7940 Series:6.4 TB
SSD form factor
- PBlaze7 7940 Series:E1.S
- PBlaze7 7940 Series:E3.S
Hardware encryption
- PBlaze7 7940 Series:No
- PBlaze7 7940 Series:Yes
Target workload
- PBlaze7 7940 Series:Read Intensive (RI)
- PBlaze7 7940 Series:Write Intensive (WI)
Sequential write speed (ATTO)
- PBlaze7 7940 Series:5800 MB/s
- PBlaze7 7940 Series:10000 MB/s
Drive writes per day (DWPD)
- PBlaze7 7940 Series:1
- PBlaze7 7940 Series:3

Differences highlightedShow differences only

Comparison of P7940RT0384M00, P7946ES0640M00
16 specifications	A Memblaze PBlaze7 7940 Series Model P7940RT0384M00 View product	B Memblaze PBlaze7 7940 Series Model P7946ES0640M00 View product
Features6 differ
SSD capacityDiffers	3.84 TB	6.4 TB
SSD form factorDiffers	E1.S	E3.S
Interface	PCI Express 5.0	PCI Express 5.0
NVMe	Yes	Yes
Memory type	3D TLC	3D TLC
Component for	Server	Server
Hardware encryptionDiffers	No	Yes
Target workloadDiffers	Read Intensive (RI)	Write Intensive (WI)
Sequential read speed (ATTO)	14000 MB/s	14000 MB/s
Sequential write speed (ATTO)Differs	5800 MB/s	10000 MB/s
Drive writes per day (DWPD)Differs	1	3
Mean time between failures (MTBF)	2500000 h	2500000 h
Operational conditionsidentical
Operating temperature (T-T)	0 - 77 °C	0 - 77 °C
Maximum operating temperature	77 °C	77 °C
Minimum operating temperature	0 °C	0 °C
Logistics dataidentical
Country of origin	China, Taiwan	China, 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.