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cube

Suspended
Original poster
May 10, 2004
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4,972
Can one use a "SATA II" hard disk that has no jumpers and it configured for 3 Gbps mode (or AHCI?) in the PowerMac G5 (eg, Samsung, where configuring to 1.5 Gbps can only be done via a Windows tool).

Thanks
 

SmurfBoxMasta

macrumors 65816
Nov 24, 2005
1,351
0
I'm only really here at night.
Well....the G5's sata controller is of the 1.5GB/s spec, but the drive is backwards-compatible and will still work, just not at 3GB/s speeds......

I run a 3GB/s drive and controller card in my G4 QS neveranottaproblemo :eek:
 

cube

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Original poster
May 10, 2004
17,011
4,972
The question is if the drive has to be set at 1.5 Gbps or the Mac will autoconfigure it. There are drives which come configured at 1.5 Gbps, even if they support 3 (the right thing to do).
 

OrangeSVTguy

macrumors 601
Sep 16, 2007
4,127
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Northeastern Ohio
I used 3gbps drives in my G5 and had a setting for either one. I used the 3.0 setting and never had any problems. The controller will just work at 1.5gbps and not the 3.0 even if the jumper is set for the faster speed.
 

Dr.Pants

macrumors 65816
Jan 8, 2009
1,181
2
And personally, I wouldn't think the SATA-I bus is even saturated by a single hard disc anyrate.
 
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