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V5200 with 512 mb of DDR3 RAM - can this be right?

Posted: Fri Apr 28, 2006 3:48 pm
by a31pguy
From the ATI Catalyst control center application.


Graphics Card Manufacturer Powered by ATI
Graphics Chipset ATI MOBILITY FireGL V5200
Device ID 71C4
Vendor 1002

Subsystem ID 2007
Subsystem Vendor ID 17AA

Bus Type PCI Express
Current Bus Setting PCI Express

BIOS Version 009.012.001.009
BIOS Part Number XXX-A65001-001
BIOS Date 2006/01/18

Memory Size 512 MB
Memory Type HyperMemory

Core Clock in MHz 398 MHz
Memory Clock in MHz 324 MHz

Primary Display Yes


I thought the 2623-DDU came with only 256 Mb of VRAM?

Posted: Sun Apr 30, 2006 10:41 pm
by zzyss
Maybe it's using some system memory? Or some sort of weird cache effect? Sorry, I dunno. Just thought I'd throw a couple of ideas in there seeing as you weren't getting any replies.

Posted: Sun Apr 30, 2006 11:01 pm
by tselling
Hypermemory allows the newer ATI cards to use some system memory as well as the onboard memory. So the Firegl has 256mb onboard memory and can also use 256mb of system memory for a total of 512mb. FYI, with only 256mb system memory installed in my T60p, only 256mb of memory was reported for the Firegl card so the driver was smart enough to realize it couldn't use any system memory.

Posted: Sun Apr 30, 2006 11:02 pm
by lithium726
256MB of it is hypermemory in work. it will allocate 256MB of main memory when it is needed, but not until then. It is a dynamic sharing thing

256MB of it is dedicated GDDR3

Posted: Sun Apr 30, 2006 11:53 pm
by a31pguy
Thanks for the replies. Interesting. Guess I'd better bump the system RAM then.

Posted: Mon May 01, 2006 12:50 am
by christopher_wolf
It is the ATI HyperMemory at work, no worries. :)

I have an x300 that I know has 64MB of dedicated physical video memory, but 256MB gets reported because of HyperMemory.

Posted: Mon May 01, 2006 1:32 am
by darkj2k
My T60 carries w/ T1400 128MB also reported 512MB.