Re: [Flightgear-devel] Shaders and ATI Radeon HD 4670

2011-06-25 Thread Hal V. Engel
On Saturday, June 25, 2011 09:04:30 AM Jari Häkkinen wrote: > On 2011-06-25 16.06, Vivian Meazza wrote: > > The most _likely_ cause is the ATI Radeon HD 4670/256 MB VRAM. The > > GeForce 8600M GT is known to be better at handling shaders. 256 Mb VRAM > > is in both cases a bit small for FG nowadays

Re: [Flightgear-devel] Shaders and ATI Radeon HD 4670

2011-06-25 Thread HB-GRAL
Am 25.06.11 17:59, schrieb Jari Häkkinen: > > Otherworldcomputing.com has two options; ATI Radeon HD 5670/512MB > (USD180) and ATI Radeon HD 5750/1GB (USD400). 400 is a lot, will the > cheaper 512MB card make a noticeable difference? And, opening an iMac > isn't for the faint-hearted. > > > Jari H

Re: [Flightgear-devel] Shaders and ATI Radeon HD 4670

2011-06-25 Thread Jari Häkkinen
On 2011-06-25 16.06, Vivian Meazza wrote: > The most _likely_ cause is the ATI Radeon HD 4670/256 MB VRAM. The GeForce > 8600M GT is known to be better at handling shaders. 256 Mb VRAM is in both > cases a bit small for FG nowadays. There are other possible contributors to > a low framerate - AI tr

Re: [Flightgear-devel] Shaders and ATI Radeon HD 4670

2011-06-25 Thread Jari Häkkinen
On 2011-06-25 17.34, Gene Buckle wrote: > On Sat, 25 Jun 2011, Vivian Meazza wrote: > >> The most _likely_ cause is the ATI Radeon HD 4670/256 MB VRAM. The GeForce >> 8600M GT is known to be better at handling shaders. 256 Mb VRAM is in both >> cases a bit small for FG nowadays. There are other pos

Re: [Flightgear-devel] Shaders and ATI Radeon HD 4670

2011-06-25 Thread Gene Buckle
On Sat, 25 Jun 2011, Vivian Meazza wrote: >> > > The most _likely_ cause is the ATI Radeon HD 4670/256 MB VRAM. The GeForce > 8600M GT is known to be better at handling shaders. 256 Mb VRAM is in both > cases a bit small for FG nowadays. There are other possible contributors to > a low framerate -

Re: [Flightgear-devel] Shaders and ATI Radeon HD 4670

2011-06-25 Thread Vivian Meazza
Jari > I cannot use material shaders on my iMac (late 2009 model) equipped with > an ATI graphics card (ATI Radeon HD 4670 256 MB VRAM). I only get a few > fps standing on ground at an isolated airfield. There is almost no > objects. Every 10 times I get 60 fps in cockpit view with no changes >

[Flightgear-devel] Shaders and ATI Radeon HD 4670

2011-06-25 Thread Jari Häkkinen
Hi all, I cannot use material shaders on my iMac (late 2009 model) equipped with an ATI graphics card (ATI Radeon HD 4670 256 MB VRAM). I only get a few fps standing on ground at an isolated airfield. There is almost no objects. Every 10 times I get 60 fps in cockpit view with no changes excep