Product comparison · 2 internal solid state drives

Dahua Technology SSD-C900AN500G vs Dahua Technology SSD-C970PN1TB

Key differences

SSD capacity
- SSD-C900AN500G:500 GB
- SSD-C970PN1TB:1 TB
Interface
- SSD-C900AN500G:PCI Express 3.0
- SSD-C970PN1TB:PCI Express 4.0
NVMe version
- SSD-C900AN500G:1.3
- SSD-C970PN1TB:1.4
Memory type
- SSD-C900AN500G:3D NAND
- SSD-C970PN1TB:3D TLC
Random read (4KB)
- SSD-C900AN500G:91000 IOPS
- SSD-C970PN1TB:844000 IOPS
Random write (4KB)
- SSD-C900AN500G:221500 IOPS
- SSD-C970PN1TB:940000 IOPS
Sequential read speed (ATTO)
- SSD-C900AN500G:2500 MB/s
- SSD-C970PN1TB:7400 MB/s
Sequential write speed (ATTO)
- SSD-C900AN500G:1000 MB/s
- SSD-C970PN1TB:5200 MB/s

Differences highlightedShow differences only

Comparison of SSD-C900AN500G, SSD-C970PN1TB
30 specifications	A Dahua Technology SSD-C900AN500G Model SSD-C900AN500G View product	B Dahua Technology SSD-C970PN1TB Model SSD-C970PN1TB View product
Features9 differ
SSD capacityDiffers	500 GB	1 TB
InterfaceDiffers	PCI Express 3.0	PCI Express 4.0
NVMe versionDiffers	1.3	1.4
Memory typeDiffers	3D NAND	3D TLC
Random read (4KB)Differs	91000 IOPS	844000 IOPS
Random write (4KB)Differs	221500 IOPS	940000 IOPS
Sequential read speed (ATTO)Differs	2500 MB/s	7400 MB/s
Sequential write speed (ATTO)Differs	1000 MB/s	5200 MB/s
TBW ratingDiffers	200	500
Power2 differ
Power consumption (max)Differs	2.321 W	5.97 W
Power consumption (average)Differs	0.707 W	1.88 W
Weight & dimensions1 differ
DepthDiffers	22 mm	220 mm
Operational conditionsidentical
Vibration resistanceKnown for one	Unknown — not stated by the source	2.4 G

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.