i7 Preliminary Thoughts and Suggestions around FSX

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i7 Preliminary Thoughts and Suggestions around FSX

Postby NickN » Wed Nov 26, 2008 12:00 pm

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Just passing on some info about i7 to clear up some things and to throw FSX data into the mix for the platform.

I am being very conservative in reporting this as to avoid hype.  

I have not had time to complete all my checks and test however I do have enough information to relay a few things so those who may be on the fence about buying or wish to upgrade have good information to base their decision.


First and foremost, in making the decision to move to i7 you need to look at what you are running today and what you are willing to spend.

If you are on AMD, old Intel and/or not running modern Intel,  moving to i7 will be a good boost and investment for you. Do be aware that if you intend to clock it will be easier to hit higher clocks and better latency on 940 and DDR3 1600 memory. Moving to 920 from AMD and not clocking will still provide a worthwhile boost but you should consider the 940 if clocking is not on your to-do list so you get the full monty in the upgrade over what you are use to seeing.

And do keep in mind, moving to i7 on a slower video card is going to present a bottleneck just like it does with current processors so if you are on AMD with a budget video card, you should upgrade that card too at the same time.

If you are on Intel Quad and not clocking and you run 2.8-3GHz the 940 unclocked will provide a much smoother experience with better visuals. It would not be a wise investment to buy 920 and not clock it. You could buy the 920 but do be aware you will need to clock it to be assured of good value in perf upgrade for your purchase and the video card suggestion with AMD is the same. If you are going to make that move and currently have a medium quality card you would be well served to upgrade the card at the same time.


If you are on Intel and running a 3.6-4+GHz clock on DDR3 1600+ correctly then the move to i7 should be based on:

1. At least a 940 i7
2. At least 1600MHz memory 8-8-8 timing for 6GB, 7-7-7 timing for 3GB
3. A proper HSF for clocking
4. Plan on clocking the 940 to at least 3.8-4+GHz

With those elements in place you can expect to see results I consider well worth the purchase.

Of course everyone has their own opinion about what is valuable to them in FSX cost wise. Some are statisifed with less scenery and are not willing to pay for perks.

Being conservative here... DO KEEP IN MIND that if you are currently on such a high end system properly clocked and your scenery sliders are maxed what you will be getting is less or no stutters, sharper visuals under the conditions you may typically see now where your current hardware limits are seen on the screen. It will allow higher default traffic as well as allowing bloom to be run closer to urban (major hubs can be a hit) however DO NOT expect to max every slider (water-bloom-traffic-cloud radius) and see no perf hit. Bloom and water shader passes are a 800lb gorilla on DX9 no matter what CPU is in use and clouds will always hit a system hard the way FSX is designed.

Heavy iron users will see great relief under those clocking conditions.

What I am seeing personally is worth every penney spent because I do not like stutters and lags. Flying to me is all about that floating on air feeling without interruptions in lags and blurs.

The pro clockers are getting the 920 up to 4.2-4.3GHz however they are doing so by pushing the absolute limits. They are also experimenting with engineering samples to find out how long those chips last when the memory voltage is exceeded (over 1.65v) and other voltages are pushed.

Other thoughts to consider.. there are those on 32bit OS
Last edited by NickN on Wed Nov 26, 2008 12:39 pm, edited 1 time in total.
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Re: i7 Preliminary Thoughts and Suggestions around FSX

Postby ShaneG_old » Wed Nov 26, 2008 12:13 pm

[quote]
those who may be on the fence about buying or wish to upgrade have good information to base their decision.



If you are on AMD, or not running modern Intel,
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Re: i7 Preliminary Thoughts and Suggestions around FSX

Postby wsciutti » Wed Nov 26, 2008 4:35 pm

Nick,

Thank you!!! I am currently on an E6600 P5B, 8800GT, 2Mb Corsair 800 RAM, CPU running at 2.7( after much testing, the best on my rig; I was unable to stable 400 cpu speed). I followed ALL your suggestions and can run 30FPS locked with moderate visuals and smooth except at 400KIAS at 1000' in the F18 which does blurry.

When the budget allows next year, I hope to follow your suggestions and go with the 940 and an upgrade video card.

Many thanks for sharing your experience; I had fun learning how to OC and did use OCCT, etc.

Jack S (senior citizen)
:)
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Re: i7 Preliminary Thoughts and Suggestions around FSX

Postby Flight Ace » Wed Nov 26, 2008 5:18 pm

Nick,

Thanks for the comprehensive overview of the i7 as it pertains to FSX. I don
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Re: i7 Preliminary Thoughts and Suggestions around FSX

Postby a1 » Wed Nov 26, 2008 5:21 pm

Great info Nick. Thanks for the heads up. ;)
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Re: i7 Preliminary Thoughts and Suggestions around FSX

Postby FlightTime » Wed Nov 26, 2008 6:50 pm

I have a very smooth FSX quad system at 4Ghz.

Anyway you can post some full size screen shots with location details showing the sharpness/detail differences your seeing with a i7, or frame rate graphs comparing a properly setup core system vs the i7?

I've been thinking the differences would be very small if any at 4GHz on either setup if the setup is optimized, but if your seeing clear advantages I love to see examples to motivate upgrading :)
Last edited by FlightTime on Wed Nov 26, 2008 6:51 pm, edited 1 time in total.
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Re: i7 Preliminary Thoughts and Suggestions around FSX

Postby Dutch60 » Thu Nov 27, 2008 9:22 am

Hi Nick,

Thanks for the Core i7 performance update.

Holding on to my FX55 and 2x6800Ultra while waiting for my new water cooled Core i7 to arrive before Christmas.

Computer
Case: Lian Li PC TYR PC-X2000
PSU: Corsair HX1000 1000W
CPU: Intel Core-i7 965 XE Extreme Edition 3.2GHz overclock 4.0GHz
MOBO: Asus ROG Rampage II Extreme
Memory 12GB: 2x OCZ OCZ3G1600LV6GK Gold 6GB(3x2GB) DDR3 PC3-12800 1600MHz CAS 8 1.65v
GPU: 2x EVGA GeForce GTX 280 HC16 HydroCopper 691/2430MHz 1024MB overclock ?
HDD: 4x Western Digital VelociRaptor WD3000GLFS 300GB 10Krpm 16MB SATAII
Audio: Creative SB X-Fi Titanium Fatal1ty Pro, PCIe
DVD ROM: Samsung SH-D163B 16x DVD-Rom, zwart SATA bulk
Blu-Ray R/W: Plextor PX-B920SA 4x Blu-Ray Rewriter SATA retail
Watercooling
ThermoChill PA120.2
ThermoChill PA120.1
Swiftech Apogee GTZ
Swiftech MCP655
Nalgene tubing 1/2" ID / 3/4" OD (13x3)
EK Water Blocks EK-Multioption RES 100 rev. 2
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Logitech G9 Gaming Laser Mouse
Monitor
2x Samsung 305T+ 30" WideTFT 2560x1600 6ms S-PVA
OS
Microsoft Windows Vista Ultimate UK SP1 64bits Box OEM


So I am set for 2009 ;)
Happy Flying Core i7 965EE @ 4GHz water cooled | DRAM Corsair Dominator 1866 CL9 @ 1600MHz CL8 | (SLI) 2 x EVGA GTX 285 FTW 720/1620/1390 water cooled | 2 x 30" Samsung 305T+ @ 2560x1600 | CH Products Controls Eclipse Yoke
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Re: i7 Preliminary Thoughts and Suggestions around FSX

Postby Chiari » Thu Nov 27, 2008 5:52 pm

do you think is it possible of any other smashing revision coming up in a short time, meaning a colder cpu or anything else? just like happened with the q6600, comparing B3 with G0, it was a huge improvement

thats just my only fear about upgrading now, its a very recent release, besides i think the money worth anyway.

would an 8800ultra bottleneck it?
i7 920 @4.2GHz
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Re: i7 Preliminary Thoughts and Suggestions around FSX

Postby HarvesteR » Thu Nov 27, 2008 6:56 pm

very good review there Nick... thanks for the info about these new i7's
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Re: i7 Preliminary Thoughts and Suggestions around FSX

Postby NickN » Fri Nov 28, 2008 9:16 am

I have a very smooth FSX quad system at 4Ghz.

Anyway you can post some full size screen shots with location details showing the sharpness/detail differences your seeing with a i7, or frame rate graphs comparing a properly setup core system vs the i7?

I've been thinking the differences would be very small if any at 4GHz on either setup if the setup is optimized, but if your seeing clear advantages I love to see examples to motivate upgrading :)








forget framerates

anyone who uses them to make a point about FSX is numb from the neck up and does not understand the title

Screenshots will never show the differences. Only real time use


I never said everyone should drop what they have and run out and buy i7. I provided a base for those who may consider such a move to place thought into their decision.

If you are smooth and like what you see, why even consider the upgrade? Why not wait and get the time out of the system in use and purchase later when perhaps memory and motherboard options appear which are less expensive and perform the same as the parts available for i7 today
Last edited by NickN on Fri Nov 28, 2008 9:19 am, edited 1 time in total.
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