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New PC build - advice needed

Featured Replies

Hi guys!

I'm so excited, I find myself in a position where I have a budget of £4000 for a new shiny PC.  I've been rocking an i74790k, 16GB and 1070 for years now, it's time to part ways.

I'm looking at an i9 13900k, 4090, 32GB RAM, NVME drive combo.  After drooling over all the frame generation vids on YouTube I want to be in Flight sim heaven of more FPS than I ever need flying into London, New York with all the trimmings up full.  I will be buying a 4k monitor as well just for completeness.  It would be amazing if this combo gave me glorious FPS using the Fenix A320 which I consider to be the most demanding aircraft (on performance) to fly in the sim.

Would this give me pretty much what I describe?  I've priced up a PC from Scan UK for about £3700 which hits all my requirements - it's in the basket ready to go!

Any advice welcome!

Thanks

Thomas Derbyshire

  • Replies 36
  • Views 5.3k
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  • Last Reply

Unless you have a specific reason to go with the 13900K, go with the 7800X3D instead - or 7900 / 7950X3D if you need the extra cores. Vastly superior CPU for MSFS and draws a lot less power. The 13900K is just a hot, power hungry beast.

Benchmarks are a bit all over the place as we have no solid, static benchmark environment but in some of the test people do, where the CPU really comes into play, the X3Ds pull so far out ahead it's not even funny -- Walks all over the 13900K, like;

https://youtu.be/U5qTUKpEvik?t=439

 

MRoZKkm.jpg

Edited by Sethos

[MSI MPG X870E Carbon | 9800X3D (PBO +200Mhz / -20 Offset) | Corsair 64GB DDR5 (Custom Timings) | RTX 4090 Founders Edition (Undervolted) | WD SNX 850X 4TB + 4TB | Antec Flux Pro]

 

AMD Ryzen 7 7800X3D is currently the best CPU for MSFS, price and performance wise. all relevant benchmarks have shown this for months, outperforms Intel at 1/2 the required watt and runs less hot. Intel is based on outdated 10 nm node, AMD on modern 5 nm. another case where bigger is not better. 😀

https://www.techpowerup.com/cpu-specs/ryzen-7-7800x3d.c3022

AMD 7800X3D, Windows 11, Gigabyte X670 AORUS Elite AX Motherboard, 64GB DDR5 G.SKILL Trident Z5 NEO RGB (AMD Expo), RTX 4090,  Samsung 980 PRO M.2 NVMe SSD 2 TB PCIe 4.0, Samsung 980 PRO M.2 NVMe SSD 1 TB PCIe 4.0, 4K resolution 50" TV @60Hz, VR: Pimax Crystal Light + HP Reverb G2 @ 90 Hz, Honeycomb Bravo Throttle Quadrant, be quiet 1000W PSU, Noctua NH-U12S chromax.black air cooler.

60-130 fps. no CPU overclocking.

very nice.

  • Author
10 minutes ago, turbomax said:

AMD Ryzen 7 7800X3D is currently the best CPU for MSFS, price and performance wise. all relevant benchmarks have shown this for months, outperforms Intel at 1/2 the required watt and runs less hot. Intel is based on outdated 10 nm node, AMD on modern 5 nm. another case where bigger is not better. 😀

https://www.techpowerup.com/cpu-specs/ryzen-7-7800x3d.c3022

Worth the upgrade to 7900 / 7950X3D if price was no issue then?

Thomas Derbyshire

2 hours ago, Sethos said:

Unless you have a specific reason to go with the 13900K, go with the 7800X3D instead - or 7900 / 7950X3D if you need the extra cores. Vastly superior CPU for MSFS and draws a lot less power. The 13900K is just a hot, power hungry beast.

Don't listen to this guy, he does not know what he is talking about. He will post 'proof' of youtubers... Do your own research. Listen to some creditable sources....

Most of what is said on the Internet may be the same thing they shovel on the regular basis at the local barn.

Even if the AMD weren't simply the best CPU at this point in time I would have switched over from Intel anyway, if I were you.

Not only is the value for money better, they also keep their generations of mainboard sockets much longer than Intel. When you go to a new generation of an Intel CPU you can bet that you will have to replace your board as well. With AMD the last generation socket lasted 4 CPU generations, if my memory serves me.

 

Also, don't go for the highest RT4000 GPU. They are way too overpriced. Pick a xx70 or xx80 instead and buy yourself a nice comfy new gaming chair for the difference.

Especially the GPU performance is totally dependant on what you ask of it. 

I just switched to the 4060TI from the 1660, because I only have a HD monitor and do not plan to upgrade to 4K at all. 

So despite it being a relatively disappointing release by NVIDA the difference especially with frame generation is night and day. I haven't looked at the FPS counter, but is clear that the GPU is no longer holding the performance back on my system now. 

The 4090 without a 4K Monitor would have been money down the drain, in my case. 

Edited by Farlis

5 minutes ago, Silicus said:

Don't listen to this guy, he does not know what he is talking about. He will post 'proof' of youtubers... Do your own research. Listen to some creditable sources....

And disregard anything this guy says. He doesn't like facts. He's upset he got a 13900K and that every review says it's just a poor choice;

https://www.avsim.com/forums/topic/634916-building-new-pc/page/2/?tab=comments#comment-4973034

So now he's mad at me and doesn't believe YouTubes like GamersNexus -- Apparently that is not a "legit" source in his mind. You need to do your "own research" (Sounds like flat earth / anti-vaxx rhetoric 😅 )

Oh and he can't post a single credible source to back up anything he says, oddly enough.

Edited by Sethos

[MSI MPG X870E Carbon | 9800X3D (PBO +200Mhz / -20 Offset) | Corsair 64GB DDR5 (Custom Timings) | RTX 4090 Founders Edition (Undervolted) | WD SNX 850X 4TB + 4TB | Antec Flux Pro]

 

23 minutes ago, sidfadc said:

Worth the upgrade to 7900 / 7950X3D if price was no issue then?

The only thing you need to keep in mind with the 7900X3D and 7950X3D is that 3D cache isn't available to every core on those. So you need to use something like Process Lasso to set an affinity mask, to make it use the 3D cache cores. It's a small thing but something to keep in mind. However, they are a tiny bit faster -- At least the 7950X3D is, because it boosts a little higher per core.

[MSI MPG X870E Carbon | 9800X3D (PBO +200Mhz / -20 Offset) | Corsair 64GB DDR5 (Custom Timings) | RTX 4090 Founders Edition (Undervolted) | WD SNX 850X 4TB + 4TB | Antec Flux Pro]

 

I can't speak to the AMD CPUs...been burned enough times by AMD in the past that I generally stick with Intel for my CPUs.

A 13900K + 4090 and some fast RAM will rock your world.  Just don't cut any corners on the PSU or CPU cooling.

Bob Scott | President and CEO, AVSIM Inc
ATP Gulfstream II-III-IV-V

Sys1 (MSFS20+24/XPlane12+11): AMD 9800X3D, water 2x240mm, MSI MPG X670E Carbon, 64GB GSkill 6000/30, nVidia RTX4090FE
Alienware AW3821DW 38" 21:9 GSync, 2x4TB Crucial T705 PCIe5 + 2x2TB Samsung 990 SSD, EVGA 1000P2 PSU, 12.9" iPad Pro
Thrustmaster TCA Boeing Yoke, TCA Airbus Sidestick, Twin TCA Airbus Throttle quads, PFC Cirrus Pedals, Coolermaster HAF932 case

Sys2 (P3Dv5/v4): i9-13900KS, water 2x360mm, ASUS Z790 Hero, 32GB GSkill 7800MHz CAS36, ASUS RTX4090
Samsung 55" JS8500 4K TV@60Hz,
3x 2TB WD SN850X 1x 4TB Crucial P3 M.2 NVME SSD, EVGA 1600T2 PSU
Fiber link to Yamaha RX-V467 Home Theater Receiver, Polk/Klipsch 6" bookshelf speakers, Polk 12" subwoofer, 12.9" iPad Pro
PFC yoke/throttle quad/pedals with custom Hall sensor retrofit, Thermaltake View 71 case, Stream Deck XL button box

Sys3 (DCS/P3Dv4/ATS/ETS): AMD 7800X3D, MSI MPG X870E Carbon, Noctua NH-D15S, 64GB GSkill 6000/30, EVGA RTX3090
Alienware AW3420DW 34" 21:9 GSync, Corsair HX1000i PSU, 4TB Crucial T705 PCIe5 + 2TB Samsung 970Evo Plus,
TM TCA Officer Pack
, Saitek combat pedals, TM Warthog, TM RS300 FF wheel/pedals, Coolermaster HAF XB case

11 minutes ago, Silicus said:

Don't listen to this guy, he does not know what he is talking about. He will post 'proof' of youtubers...

I suspect if there were Youtubers that could help prove your point, that Intel chips are better for MSFS, you'd likely be posting links to them. But, they don't exist. These Youtubers you're speaking ill of are infact well known people and they're actually testing these chips. What they're saying is correct. If you don't like facts, thats your problem. Watching these videos IS doing the research. Try and stick to reality. 

24 minutes ago, Bob Scott said:

A 13900K + 4090 and some fast RAM will rock your world.  Just don't cut any corners on the PSU or CPU cooling.

that's why we prefer the AMD 7800x3D, lot less PSU and CPU cooling issues. my 7800x3D runs typically around 65-75 degrees celsius simple air cooler single fan, running MSFS. no need for "process lasso" and other time consuming complex snake oil. AMD may have had issues in the past, definitely not so with the 7800x3D. 7950x3D would only be preferable in very specific multi-core non-gaming apps, like Blender etc, but we are talking MSFS here. I had Intel for the past 30 years and switched to AMD 7800x3D and not looking back. will be another 2 years until Intel catches up.

the better forum for hardware questions would be here:

 

Edited by turbomax

AMD 7800X3D, Windows 11, Gigabyte X670 AORUS Elite AX Motherboard, 64GB DDR5 G.SKILL Trident Z5 NEO RGB (AMD Expo), RTX 4090,  Samsung 980 PRO M.2 NVMe SSD 2 TB PCIe 4.0, Samsung 980 PRO M.2 NVMe SSD 1 TB PCIe 4.0, 4K resolution 50" TV @60Hz, VR: Pimax Crystal Light + HP Reverb G2 @ 90 Hz, Honeycomb Bravo Throttle Quadrant, be quiet 1000W PSU, Noctua NH-U12S chromax.black air cooler.

60-130 fps. no CPU overclocking.

very nice.

16 minutes ago, Silicus said:

Don't listen to this guy, he does not know what he is talking about.

you must be talking about yourself.

AMD 7800X3D, Windows 11, Gigabyte X670 AORUS Elite AX Motherboard, 64GB DDR5 G.SKILL Trident Z5 NEO RGB (AMD Expo), RTX 4090,  Samsung 980 PRO M.2 NVMe SSD 2 TB PCIe 4.0, Samsung 980 PRO M.2 NVMe SSD 1 TB PCIe 4.0, 4K resolution 50" TV @60Hz, VR: Pimax Crystal Light + HP Reverb G2 @ 90 Hz, Honeycomb Bravo Throttle Quadrant, be quiet 1000W PSU, Noctua NH-U12S chromax.black air cooler.

60-130 fps. no CPU overclocking.

very nice.

oh dear this is turning into a Blue v Red team thing lol

ROG Crossair Hero X670e , 9900X, TUF 4090 , X4 NVME's. OS  2TB 980 Pro , MSFS  2TB WD Black , Kington Fury 64GB ram ( 6000) Corsair RM1000 PSU, Artic Freezer iii 360 AIO  . Phanteks P600s Case ,TCL QM8B 50" 120 Hz  TV,second 24 inch screen for charts you tube etc, and 11" touch screen for the EFB. Warthog Stick and TCA Captains throttle ( full pack)  Velocity 1 Rudder Pedals , extreme3D for the Tiller,Streamdeck XL x2 / Streamdeck +/Streamdeck mini because i like pressing buttons 

4 minutes ago, sonny147 said:

a Blue v Red

not really, the facts have been proven by the most credible bench markers for 3 months now. this is not about taste or religion but fps and watts.

AMD 7800X3D, Windows 11, Gigabyte X670 AORUS Elite AX Motherboard, 64GB DDR5 G.SKILL Trident Z5 NEO RGB (AMD Expo), RTX 4090,  Samsung 980 PRO M.2 NVMe SSD 2 TB PCIe 4.0, Samsung 980 PRO M.2 NVMe SSD 1 TB PCIe 4.0, 4K resolution 50" TV @60Hz, VR: Pimax Crystal Light + HP Reverb G2 @ 90 Hz, Honeycomb Bravo Throttle Quadrant, be quiet 1000W PSU, Noctua NH-U12S chromax.black air cooler.

60-130 fps. no CPU overclocking.

very nice.

that maybe so , but its still a blue v red thing , if hes spending 4K on hardware stuff for MSFS i think he will be fine really fine !! 

ROG Crossair Hero X670e , 9900X, TUF 4090 , X4 NVME's. OS  2TB 980 Pro , MSFS  2TB WD Black , Kington Fury 64GB ram ( 6000) Corsair RM1000 PSU, Artic Freezer iii 360 AIO  . Phanteks P600s Case ,TCL QM8B 50" 120 Hz  TV,second 24 inch screen for charts you tube etc, and 11" touch screen for the EFB. Warthog Stick and TCA Captains throttle ( full pack)  Velocity 1 Rudder Pedals , extreme3D for the Tiller,Streamdeck XL x2 / Streamdeck +/Streamdeck mini because i like pressing buttons 

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