Downsides to a dual xeon build?

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This is based off Ebay/craigslist parts that sell quickly, so these are ballpark estimates.

  • Asrock/Asus dual socket LGA2011, C602: $250

  • 2x Xeon E5 2690, 8c 16t, 2.9ghz, 3.8ghz boost: $180 for both

  • Cooler Master Hyper 212 Evo x2: $40

  • 32gb DDR3 ECC 1333mhz: $50

  • Vega 56: $280

  • 1300w Seasonic PSU

  • already have a case, hard drives, etc.

Using this for Blender, Photoshop, and Adobe Premier (maybe Houdini) but keep in mind that I'm a 17 year old with a part time job, not a professional with an unlimited budget. So a threadripper isn't happening.

All the parts seem really cheap for what they are, so I'm wondering what the catch is. Any help is appreciated, thanks!

Posted Feb 25, 2019, 3:49 PM UTC · edited

113
clicata00•

Those Xeons are power hungry dinosaurs, but if you don’t mind that they’re okay. Single thread performance won’t be great, but acceptable since they’re 7 years old

4
IComplimentVehiclesOP•

I currently have a 2008 Mac Pro that's similarly as power hungry and my parents haven't brought up the electricity bill, so I think I'm good. I tried to find less power hungry cpus, but they have really low clock speeds.

1
clicata00•

Yeah those Mac pros are like 980 watts. Difference in cost is like $10 a year if it idles most of the time anyway

2
IComplimentVehiclesOP•

Wait, where did you find the wattage of the psu? I've been trying to figure that out for over a year. I'm going off the tdp of the cpus and gpu for figuring out power usage

1
clicata00•

iOS app called mactracker. I’ve been an Apple user since I was 13, but they priced me out of the ecosystem with their current lineup. I had a 2012 Mac Pro that was 980w for sure, 2008 may have been different

2
clicata00•

Actually mactracker doesn’t seem to show that. Must’ve been somewhere I ran across online

2
trackdrew•

Put this (or something like it) on your <insert-holiday-here> gift list: https://www.amazon.com/P3-P4400-Electricity-Usage-Monitor/dp/B00009MDBU/

1
kggrm•

Your overall performance will lag behind a single more modern CPU. Something else to consider is that unless the programs you are running are designed to use multiple CPU’s, they won’t use multiple CPU’s and will therefore ignore the second CPU.

2
IComplimentVehiclesOP•

Searched it up and Photoshop is worse with multiple cpus. That's just fucked :(

Blender and Premier are fine though, thankfully. Especially since I plan on using Premier in a Windows VM.

1
karanchawla9•

Probably don't need this.

1
IComplimentVehiclesOP•

True, but I'm trying to stretch the living shit out of the $1000 I saved.

1
karanchawla9•

You'd probably be perfectly fine with a Ryzen 1700/2700x

2
karanchawla9•

If you don't need it why spend the money right?

1