AMCC, Areca & LSI Serial RAID Controllers

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Feature Table

Manufacturer Adaptec AMCC ARECA Atto
Model RAID 3805 3Ware 9690SA-8I ARC-1680 ExpressSAS R348
Internal connectors 2x SFF 8087 2xSFF-8087 2xSFF-8087 2x SFF 8087
External connectors na na 1xSFF-8088 1x SFF 8088
Cache 128 MB DDR2 ECC 512 MB DDR2-533 ECC 512 MB DDR2-667 ECC 256 MB DDR2 ECC
Profile Low Profile Low Profile Full Height Low Profile
Interface PCI Express x4 PCI Express x8 PCI Express x8 PCI Express x8
XOR Engine Intel 80333
500 MHz		 StorSwitch Intel IOP 348
800 MHz		 IOP 348
800 MHz
RAID Level Migration yes yes yes yes
Online Capacity Expansion yes yes yes yes
Multiple RAID Arrays yes yes yes yes
Hot Spare Support yes yes yes yes
Battery Backup Unit optional optional optional optional
RAID 5 init 1h 12min 1h 6min 18min 23min
RAID 6 init 1h 02min 1h 16min 18min n/a
FAN no no yes no
Supported OS Windows 2000, XP, Server 2003, Vista
Red Hat Enterprise Linux (RHEL)
SUSE Linux Enterprise Server (SLES)
Novell NetWare 6.5
SCO OpenServer
UnixWare
Sun Solaris 10 x86
FreeBSD		 Windows 2000, XP, Server 2003, Vista, RedHat EL 5, OpenSuSE 10.2, SuSE Enterprise (SLES) 10, Fedora Core 6 Windows 2000, XP, Server 2003, Linux, FreeBSD, Novell Netware 6.5, Solaris 10x86/x86_64, SCO Unixware 7.x.x, Mac OS x(no_bootable) Windows Vista, Server 2003, XP, 2000
Mac OS X (10.4.x)
Linux (Fedora, Red Hat and SuSE)
Other Features Copyback Hotspare DVRAID
Warranty 3 years 3 years 3 years 2 years
Price $575 $700 $1000 $1095
Manufacturer ICP LSI Raidcore/Ciprico
Model ICP 5085BL MegaRAID SAS 8888ELP RC5252-8
Internal connectors 2x SFF 8087 2xSFF-8087 2x SFF 8087
External connectors n/a 2xSFF-8088 n/a
Cache 256 MB DDR2 ECC 256 MB DDR2-667 ECC -
Profile Low Profile Low Profile Low Profile
Interface PCI Express x4 PCI Express x8 PCI Express x4
XOR Engine Intel 80333
800 MHz		 PowerPC, 500 MHz LSISAS1078 software
RAID Level Migration yes yes yes
Online Capacity Expansion yes yes yes
Multiple RAID Arrays yes yes yes
Hot Spare Support yes yes yes
Battery Backup Unit optional optional not required
RAID 5 init 57min 17min 2h 42min
RAID 6 init 57min 17min n/a
FAN no no no
Supported OS Windows 2000, XP, Server 2003, Vista
Red Hat Enterprise Linux (RHEL)
SUSE Linux Enterprise Server (SLES)
Novell NetWare 6.5
SCO OpenServer
UnixWare
Sun Solaris 10 x86
FreeBSD		 Windows 2000, XP, Server 2003, Vista
Red Hat Enterprise Linux (RHEL) 4,5
SuSE 9.3, 10.1, 10.2
SUSE Linux Enterprise Server (SLES)
Solaris 10
SCO Unix		 Windows 2000, XP, Server 2003, Vista
Red Hat Enterprise Linux (RHEL) 4,5
SuSE 9.3, 10.1, 10.2
SUSE Linux Enterprise Server (SLES)
Fedora Core 5,6
Other Features Copyback Hotspare Controller Spanning
Warranty 3 years 3 years 3 years
Price $650 $850 $425
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Summary
  1. SAS And SATA RAID, Powered By Unified Serial Controllers
  2. SAS And SATA Under One Umbrella
  3. How RAID Controllers Evolved
  4. AMCC 3Ware 9690SA-8I
  5. Software: 3DM2
  6. Areca ARC-1680ML
  7. Software: RAID Storage Manager
  8. LSI Corporation MegaRAID SAS8888ELP
  9. Software: MegaRAID Storage Manager
  10. Feature Table
  11. Test Setup
  12. Benchmarks Results
  13. RAID 5 Benchmarks
  14. RAID 6 Benchmarks
  15. Conclusion
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Patrick Schmid
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