Tuesday February 7, 2012 3:41 PM AEST

NVIDIA explain DirectX Compute for Windows 7

By Justin Robinson
10:43 Jul 28, 2009 | 6 Comments
Tags: NVIDIA | explain | DirectX | Compute | Windows | 7 | w7
NVIDIA explain DirectX Compute for Windows 7

The next generation operating system is getting a little smarter.

Operating systems manage programs and processes pretty simply, scheduling them in order of importance according to free cycles and running them on the CPU almost exclusively.

While this approach is more than acceptable, both NVIDIA and Microsoft reckon there's a world of performance to be unlocked if both the CPU and GPU can share the load.

They've worked together on a new tech called DirectX Compute, a new framework for Windows 7 that allows NVIDIA (and of course any other DirectX Compute compatible product such as ATI) GPUs to take over some processes from the CPU.

Workloads like video playback, on-the-fly video transcoding for portable devices and other highly parallel tasks can all be sent to the massively parallel GPU architecture, freeing up the CPU for other more traditional single-threaded tasks.

This is a great sign that they're finally thinking about how each piece of the computer should work together to solve problems, and to squeeze even more out of those GPUs can only be a good thing.

Head over to Tomshardware to read some more about the hybrid GPU/CPU workload sharing and DirectX Compute.

 

 
 
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6 Comments
Lazzarus2nd
Jul 28, 2009 1:18 PM
Ah Nvidia - leading the way once again.

Is there nothing the green team cant do?

*hides from ATi fanbois*
thesorehead
Jul 28, 2009 3:27 PM
I wonder if ATi/AMD can use their GPU/CPU partnership to take better advantage of this feature?
SlickGrunt
Jul 28, 2009 3:45 PM
"Is there nothing the green team can't do?" what colour is nvidia suppose to be?

ATI is red, dickie.

besides...." They've worked together on a new tech called DirectX Compute, a new framework for Windows 7 that allows NVIDIA (and of course any other DirectX Compute compatible product such as ATI) GPUs to take over some processes from the CPU. "

I don't think Microsoft is going to make it exclusive to nvidia... that's a bad marketing move.
SlickGrunt
Jul 28, 2009 3:47 PM
well don't I feel stupid? nevermind

Anyway
hazarama
Jul 28, 2009 10:58 PM
MS is a little late to the GPGPU party but they seem to be coming along with their party pants on. DirectX Compute is MS's answer to the OpenCL framework that Apple initially developed. Although DirectX Compute is an API that comes with Win7 it won't have that same level of integration into the OS that we will see with OpenCL in Snow Leopard. I expect MS will bundle some poky utility that will take advantage of it but it will be relatively unused by the OS and is really there for thrid party devs.
fliptopia
Jul 29, 2009 9:54 AM
I wonder whether this push to move multithreaded processes to the GPU will lessen or even virtually negate the point of having multi core cpus in the short term.
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