Adaptec ASR-6405T Manual de usuario descargar pdf (Pagina 14)

KEY DIFFERENTIATOR

HYBRID RAID

Parameter Hybrid RAID Design Standard Design

KEY

DIFFERENTIATOR

–

HYBRID

RAID

Performance

IO performance can be up to 30 times higher.

Sequential bandwidth 2x higher.

IO performance most likely less than one SSD

alone.

Data transfer

“SSD aware” – reads from the SSD when

mirrored to a hard disk drive

Controllers read from both mirrored drives, fine if

both drives have roughly the same performance

Cost effectiveness

Can use a SATA HDD as a mirror for an

SSD, saving the cost for a second SSD while

getting roughly the same performance

Cost doubles for redundancy

Activation time

Automatically updated as soon as SSDs and

HDDs are mirrored or the same number of

Cannot be activated without Hybrid RAID feature

Activation

time

HDDs

are

mirrored

the

same

number

SSDs/HDDs are used in a RAID10

Availability

Available on all Series 6 Unified Serial RAID

Controller cards

Unique feature in Adaptec RAID Code

Proprietary and ConfidentialProprietary and Confidential

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Adaptec ASR-6405T Manual de usuario Pagina 14