Build suggestions? GTX 750ti and a 300w PSU?

Burlaka47

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May 14, 2013
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Ive been running a GT 620 2GB in an OEM build for a while now, and thought it was time to upgrade. I ordered a pretty low budget PC yesterday, specs:

GIGABYTE R9 270
AMD FX-6300 Vishera 3.5GHz (4.1GHz Turbo) AM3+ 95W 6-Core
HyperX Black 8GB (2 x 4GB) 240-Pin DDR3 SDRAM DDR3 1600
ASRock 960GM/U3S3 FX AM3+ AMD 760G + SB710 SATA 6Gb/s USB 3.0 Micro ATX AMD

But today I started looking into the new 750ti, and how NVIDIA stated it would only require 300W. Although the 750ti doesnt have the same performance as the card I ordered, and the 3rd party manufactures state it requires 400w. If its possible to upgrade my PC It would simply return my current order and save some money.

If it does work with my psu, what kind of performance do you think I can expect with the rest of my components? Also, I live near a PC component store and can buy a temporary 750ti to see if it works, but am worried about damaging anything. Thoughts? Should I look into the 750ti or keep my order? Would the 750ti work with PCI Express 1.0?

AMD Phenom 9150e Quad Core @ 1.80ghz
4GB DDR2 (4x1gb)
MCP61PM-HM(Nettle3) Motherboard

CURRENT PSU PHOTO
 
Solution
Pretty sure 750 and 750 Ti are both 60W cards and only require a 300W PSU, running off the 75W power from the PCIe slot itself.
You should be fine putting them in your old PC but don't try overclocking or anything.
Really though that processor you have now is incredibly weak, despite being a quad core.

What exactly are you wanting the PC for? If you only do mild gaming then getting a GTX 750 upgrade might be a good option, however if you intend to play games on nice settings and do any kind of CPU-intensive tasks, I'd definitely go for your new PC.

fatboyslimerr

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Aug 8, 2013
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I'm pretty sure you're CPU will be a huge bottleneck and will stop you getting the most out of a GTX 750 Ti. Perhaps consider a slightly cheaper GTX 750 with only 1GB VRAM. That card is less likely to be held back as much by your CPU.

Although I would just go with the new PC you ordered. R9 270 will play all new games at 1080p on high-very high settings.
 

Burlaka47

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Yeah I agree, Thats why I was wondering If I should just buy one tomorrow and test it, If the performance bottlenecks I can just return it to the retailer. But Is there any potential damage I can cause by putting a 400w minimum in a 300w PSU? Or will it just cause artifacts and or not boot?
 

fatboyslimerr

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Pretty sure 750 and 750 Ti are both 60W cards and only require a 300W PSU, running off the 75W power from the PCIe slot itself.
You should be fine putting them in your old PC but don't try overclocking or anything.
Really though that processor you have now is incredibly weak, despite being a quad core.

What exactly are you wanting the PC for? If you only do mild gaming then getting a GTX 750 upgrade might be a good option, however if you intend to play games on nice settings and do any kind of CPU-intensive tasks, I'd definitely go for your new PC.
 
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Burlaka47

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They are suppose to be 300w, but every card has said 400w that I looked at. But I really dont expect much from the card, probably 720p gaming at high settings on games like BF3 or counter strike. I know its not going to be as good, but my situation is 150$ vs 500$ :)
 

fatboyslimerr

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Well yeh maybe try the graphics card upgrade first if you can always take it back. Really though you won't be able to have really nice graphics settings so 2GB VRAM is totally pointless. A reference GTX 750 is definitely 60W and requires a 300W PSU. Its just the board partners (EVGA, Zotac, Palit) that overclock the reference card then say 400W just to be safe. If possible try to find a reference GTX 750 1 GB VRAM.
 

Zombie615

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Feb 9, 2014
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I'm going to get this GTX 750 Ti an put it in my computer I bought 2 months ago (Asus M11bb-b06 essentio Desktop)

I only have a 375 peak power supply that came with the computer. I don't think it will be a problem. Here is the basic specs.

A-10 6700 AMD 8670D HD Graphics 3.7ghz Quad-Core
1x8gb 1600mhz Ram (brand n/a, something cheap I'm sure lol - OEM builds ftw lol)
Windows 8.1
Asus 27" MX279 Monitor

(I'm only looking to playing ESO an other games less graphic intense than the former)
 

denis2204

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Mar 12, 2014
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Hi
I put a Zotac GTX 750 into and Dell inspiron 525 which had a Hipro 300w PSU with 18A on th 12v Rail. I have a E8400 (65W) and previously had a sappire HD6570 (60W) and 3Gb memory. 300GB HD and a DVD RW. I was initially a little apprehensive that as it is only 5W more than the HD 6570 it replaced fgured it should be able to cope. It is working great, got 2200 in 3D mark up from 850. I would say the Processor is limiting the potential a bit as the 650 ti in my other sons PC manages 3000 on a i3-3220. But as a low cost option it is definitely a way to get an extra 12-18 months out of your PC.

Son was even able to play Titanfall on it this weeked (with lots of things in low settings) but it worked fine and still looked ok. Would recommend it as a upgrade path.

Note to Zotac did not have an external power connector just used PCI, some of the other cards I looked at had external power options. Thought I think they do that to allow overclocking. So just be careful which card you go for.