DD 11 b 11.0.2343 does not see last tB on 3 tB drive Windows 7 64 bit
DD 11 b 11.0.2343 does not see the last tB of a 3 tB HDD in Windows 7 64 bit.??

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Thanks for responding.
My drive is an internal HDD. Hitachi 3 tB
I have no CD to boot from. I dl DD from the website.
Enclosed is a screen shot of the DD graphic. It lists (disk 3) the HDD as 2700 gB. I don't know what happened to the other 300 gB. At any rate DD does not find the last 1 tB even as unallocated space.
Thanks again,
Tom Rubens
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The 2.7TB size is correct for a 3TB drive. You probably need to change the disk to GPT to be able to use all the space.
What does Disk Management show?
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I am using NTFS. If 2700 gB is all I get then that is all I get.
What does Disk Management show?
Please see attachment on my last message.
Thanks,
Tom Rubens
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Your previous attachment is what DD shows, not what Disk Management shows.
GPT is not a partition format (like NTFS). It's a disk type (like MBR). Large drives are limited when used as MBR disks.
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I did some reading. Very interesting stuff. I was concerned that I didn't get it all but Acronis made the job of switching from MBR to GPT a snap.
Thanks,
Tom Ruens
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I went to install Windows 7 64 bit on one of the GPT partitions. Windows objected. As best I can figure out Windows will install on a GPT partition if the computer has UEFI. I thought that Acronis partioning would take care of this. Aparently UEFI is firm ware that must come with the motherboard. Am I correct? Is UEFI something I can install? My system is an ASUS P6X58D-e using Intel Core i7 940 cpu.
Thanks,
Tom Rubens
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The BIOS has to support it. It's not something you just add or update to.
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If mobo supports UEFI, then somewhere in the bios setup there is a switch to boot in UEFI mode or in BIOS emulation mode. P6X58D-e apparently doesn't. Btw, ADD 11 doesn't support UEFI - it works with data-only GPT disks, but operations with the system GPT disk may render it non-bootable.
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