請個位大大指點。誰的raid0效能更高?;rr; ;ranger;
Adaptec RAID 3805
http://www.adaptec.com/en-US/products/sas_cards/value/SAS-3805/
8 ports support up to 8 SATA and SAS drives
PCIe host interface
3 Gb/s per port
RAID levels 0, 1, 1E, 5, 5EE, 6, 10, 50, 60, JBOD
Copyback Hot Spare and optional Snapshot Backup
LED header for drive activity and failure indication
SES2 and SGPIO enclosure management
128MB DDR2 fixed data cache
MD2 low-profile form factor
RoHS compliant
Optional battery backup module
MegaRAID SAS 8308ELP
http://www.lsi.com/storage_home/pro.../megaraid_sas/megaraid_sas_8308elp/index.html
Eight internal SAS/SATA ports
Two x4 SFF 8087 connectors
3 Gb/s throughput per port
RAID Levels 0, 1, 5, 10, 50
Greater than 2TB array support
Intel® IOP333 I/O Processor
PCI Express 1.1 compliant
2.5 Gb/s per lane
x4 lane width
128MB DDR 333MHz SDRAM on board
Optional remote intelligent BBU (iBBU)
Advanced data integrity and recovery
Enhanced error handling and reporting
FlexRAID®:
Online Capacity Expansion (OCE)
Online RAID Level Migration (RLM)
Comprehensive management and configuration utilities
SAS expander support
(16 disk support)
Adaptec RAID 3805
http://www.adaptec.com/en-US/products/sas_cards/value/SAS-3805/
8 ports support up to 8 SATA and SAS drives
PCIe host interface
3 Gb/s per port
RAID levels 0, 1, 1E, 5, 5EE, 6, 10, 50, 60, JBOD
Copyback Hot Spare and optional Snapshot Backup
LED header for drive activity and failure indication
SES2 and SGPIO enclosure management
128MB DDR2 fixed data cache
MD2 low-profile form factor
RoHS compliant
Optional battery backup module
MegaRAID SAS 8308ELP
http://www.lsi.com/storage_home/pro.../megaraid_sas/megaraid_sas_8308elp/index.html
Eight internal SAS/SATA ports
Two x4 SFF 8087 connectors
3 Gb/s throughput per port
RAID Levels 0, 1, 5, 10, 50
Greater than 2TB array support
Intel® IOP333 I/O Processor
PCI Express 1.1 compliant
2.5 Gb/s per lane
x4 lane width
128MB DDR 333MHz SDRAM on board
Optional remote intelligent BBU (iBBU)
Advanced data integrity and recovery
Enhanced error handling and reporting
FlexRAID®:
Online Capacity Expansion (OCE)
Online RAID Level Migration (RLM)
Comprehensive management and configuration utilities
SAS expander support
(16 disk support)