Build Advice Best build with an Asus P8Z77-V LX motherboard ?

Jun 2, 2025
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I have to make a PC for work without changing the motherboard, so what's the best CPU/RAM/GPU combination for an Asus P8Z77-V LX motherboard ?

Is it compatible with new generations? PC is to be used for a Pick'n'Place SMD CNC tester. Changing the motherboard isn't an option because we'd have to pay a bunch of money for certain reasons, relating to a "key" that's tied to the motherboard.
 
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Welcome to the forums, newcomer!

What does your work entail? What apps do you need to tax the system with? In all honesty, with Windows 10 running out of support towards the end of this year, and Windows 11 being impossible to install on a Z77 chipset platform, you're better off looking at building a system from the ground up.

Is it compatible with new generations?
The only processor it supports are these;

Further reading;

On a side note, you should stylize your thread with info asked of in this thread;
and the community will chime in with worthwhile suggestions.

Moved thread from Motherboards section to Systems section.
 
Does your application even use gpu acceleration features?
GT620 is probably plenty for it.

Max cpu compatible would be i7-3700/K.
Max ram config - 4x8GB DDR3 1600mhz (up to 2400mhz OC ram).
Thanks. What about the gpu should we just get a gtx 1060? Would the MBO support something newer than that?
GT620 definitely isn't plenty for it, app runs at like 5fps.

Intel Core i7 3770 @ 3.40GHz 36 °C
Ivy Bridge 22nm Technology

That's the current CPU, I guess I can't get anything better than that with this MBO?
 
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Thanks. What about the gpu should we just get a gtx 1060? Would the MBO support something newer than that?
GT620 definitely isn't plenty for it, app runs at like 5fps.
5 FPS ? Does that app do some kind of 3D modeling or something?
Any screenshots of the app available?
(upload to imgur.com and post link)

Can you check cpu and gpu utilization, with app running?
If it CAN use gpu acceleration, then gpu upgrade might be beneficial.
That's the current CPU, I guess I can't get anything better than that with this MBO?
There are some server cpus listed as compatible, but they would not necessary be any faster than i7-3770.
 
Intel Core i7 3770
You could replace the i7-3770 with an i7-3770K, then go into the BIOS, select Advanced, AI Tweaker, Turbo Ratio, By Per Core and increase the multipliers. I could go downstairs and boot up an old rig which I believe has a K-series 3770 and see what its overclock settings are.

You should be able to set x40 multipliers all-core, possibly higher, but use a big heatsink. I don't run older 1150/51/55 CPUs above 1.250V (manual Vcore). High overclocks can push Vcore over 1.40V (on Auto) which can kill your processor. Take care! If the machine is vital for work, don't overclock.
https://forums.tomshardware.com/threads/overclocking-i7-3770k.3758391/

GT620 definitely isn't plenty for it, app runs at like 5fps.
Are you sure the apps are limited by the GT620? I would expect the CPU to be the limiting factor.

What Operating System are you using? With an off-line CNC machine, it might be Windows 7, given the age of LGA 1155. Nothing wrong with an old OS on old hardware if it's not connected to the interweb. I still have some XP systems for old scanners.

I seem to remember you needed at least a GT630 to fully support Windows 10. Your GT620 might be running as a Windows Basic Adapter display which might explain 5fps if your OS is Windows 10.

I run GT730 cards in LGA 1150/51/55 systems for Windows 10 compatibility, but I also have a GTX 1080, two RX 570s and two Quadro K4000s in similar old builds.

What about the gpu should we just get a gtx 1060? Would the MBO support something newer than that?
The user manual states your mobo supports PCIe Gen.3 with a 3rd Gen CPU, so you should be OK with a modern GPU, provided the card drops back to PCIe Gen.3 from its default Gen.4 or even Gen.5. I prefer to match old mobos with old GPUs from the same decade.

You'd probably need a new more powerful PSU for a big GPU requiring separate +12V PCIe cables.

"Expansion slots
1 x PCI Express 3.0* / 2.0 x16 slot (blue at x16 mode)
1 x PCI Express 2.0 x16 slot (black at x4 mode, compatible with PCIe x1
and x4 devies)
2 x PCI Express 2.0 x1 slots
3 x PCI slots
* PCIe 3.0 speed is supported by Intel ® 3rd generation Core TM processors."


There's also the question of graphics card drivers. If you're running Windows 7 or XP, a modern GPU may not have suitable drivers for out-of-support Operating Systems.
 
I had a GTX 1070 Ti on a 3770K build for a long time, so as long as the PSU is sufficient, it should work with a 1060 no problem.

I'd ask, however, *what* key is tied to the motherboard? There's a big difference between a $100 Windows key (and upgrades tend to make the key able to be migrated to a replacement motherboard) and a very specific key for software that costs thousands of dollars.

3770/3770K were basically the "final upgrade" position on this motherboard for most people, and those chips were released 13 years ago. The next generation, Haswell, came out in 2013 and had a new socket.
 

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