Product comparison · 2 internal solid state drives

Memblaze PBlaze7 7940 Series vs Memblaze PBlaze7 7940 Series

Key differences

SSD capacity
- PBlaze7 7940 Series:30 TB
- PBlaze7 7940 Series:12.8 TB
SSD form factor
- PBlaze7 7940 Series:U.2
- PBlaze7 7940 Series:E3.S
Target workload
- PBlaze7 7940 Series:Read Intensive (RI)
- PBlaze7 7940 Series:Write Intensive (WI)
Sequential read speed (ATTO)
- PBlaze7 7940 Series:14000 MB/s
- PBlaze7 7940 Series:13500 MB/s
Sequential write speed (ATTO)
- PBlaze7 7940 Series:9700 MB/s
- PBlaze7 7940 Series:9500 MB/s
Drive writes per day (DWPD)
- PBlaze7 7940 Series:1
- PBlaze7 7940 Series:3

Differences highlightedShow differences only

Comparison of P7940DT3072M00, P7946ES1280M00
16 specifications	A Memblaze PBlaze7 7940 Series Model P7940DT3072M00 View product	B Memblaze PBlaze7 7940 Series Model P7946ES1280M00 View product
Features6 differ
SSD capacityDiffers	30 TB	12.8 TB
SSD form factorDiffers	U.2	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 encryption	Yes	Yes
Target workloadDiffers	Read Intensive (RI)	Write Intensive (WI)
Sequential read speed (ATTO)Differs	14000 MB/s	13500 MB/s
Sequential write speed (ATTO)Differs	9700 MB/s	9500 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.