Dell Optiplex 7020 PSU upgrade

Diosoth

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I'm looking for a new PC. I can get a refurbed Dell Optiplex 7020 with SSD, 16GB Ram & Intel Core i5 4570 for a nice price. I can even swap in my eVGA GTX 750 GPU to bypass the integrated Intel chip. However it has I believe the stock 290W PSU. I have a 500W Enermax Tomahawk ETK500AWT PSU already. Does anyone know if it will fit in & work with the 7020?
 

My Computer My Computer

At a glance

Windows 7 Home Premium x64Intel Pentium Dual Core 2.6 GHz6 GBstock factory for this model
Computer type
PC/Desktop
Computer Manufacturer/Model Number
Gateway DX4822-01
OS
Windows 7 Home Premium x64
CPU
Intel Pentium Dual Core 2.6 GHz
Motherboard
stock factory for this model
Memory
6 GB
Graphics Card(s)
stock factory for this model
Sound Card
stock factory for this model
Monitor(s) Displays
Dell P2010Ht
Screen Resolution
1600 x 900
Hard Drives
1 TB Western Digital
PSU
300 watt
Cooling
80mm case fan, CPU fan, 60mm front intake
Keyboard
Logitech
Mouse
HP 3-button optical wheel mouse
Internet Speed
fiber optic
Antivirus
MSE, SuperAntiSpyware, Malwarebytes Free
The Dell OptiPlex 7020 which has a 290W PSU comes in the "minitower" case size.
You're making a good decision by not purchasing that PC in the "small form factor" case size.
That will allow for better ventilation and more room inside for adding/upgrading hardware.

The attached images show the performance ratings and power usage of the CPU that comes in that PC and the GPU that you want to install in it.
As long as you don't intend to use that PC for modern gaming, its PSU probably will suffice.
I'll leave you with the hardware gaming experts here to give you further advice.
 

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Last edited:

My Computer My Computer

At a glance

Windows 7 Professional SP1 64-bitIntel Core i7-4790 3.60 GHz32 GB DDR3-1600 MHzIntegrated Intel HD Graphics 4600
Computer type
PC/Desktop
Computer Manufacturer/Model Number
Dell OptiPlex 9020
OS
Windows 7 Professional SP1 64-bit
CPU
Intel Core i7-4790 3.60 GHz
Memory
32 GB DDR3-1600 MHz
Graphics Card(s)
Integrated Intel HD Graphics 4600
Monitor(s) Displays
Viewsonic 32" LCD
Hard Drives
Kingston SATA 3 240 GB SSD
Internet Speed
Spectrum Internet 1000 Mbps
I am buying the 7020, not 9020. I also asked if the PSU I have on hand will fit in and work with the 7020.
 

My Computer My Computer

At a glance

Windows 7 Home Premium x64Intel Pentium Dual Core 2.6 GHz6 GBstock factory for this model
Computer type
PC/Desktop
Computer Manufacturer/Model Number
Gateway DX4822-01
OS
Windows 7 Home Premium x64
CPU
Intel Pentium Dual Core 2.6 GHz
Motherboard
stock factory for this model
Memory
6 GB
Graphics Card(s)
stock factory for this model
Sound Card
stock factory for this model
Monitor(s) Displays
Dell P2010Ht
Screen Resolution
1600 x 900
Hard Drives
1 TB Western Digital
PSU
300 watt
Cooling
80mm case fan, CPU fan, 60mm front intake
Keyboard
Logitech
Mouse
HP 3-button optical wheel mouse
Internet Speed
fiber optic
Antivirus
MSE, SuperAntiSpyware, Malwarebytes Free
I'm aware it's the 7020. That's the model that I linked you to in my last reply.
I made a typo and wrote 9020, which I've since corrected.

I'm not there, so I don't know the dimensions of the Dell-branded PSU and the Enermax PSU.
Is one larger than the other?
 

My Computer My Computer

At a glance

Windows 7 Professional SP1 64-bitIntel Core i7-4790 3.60 GHz32 GB DDR3-1600 MHzIntegrated Intel HD Graphics 4600
Computer type
PC/Desktop
Computer Manufacturer/Model Number
Dell OptiPlex 9020
OS
Windows 7 Professional SP1 64-bit
CPU
Intel Core i7-4790 3.60 GHz
Memory
32 GB DDR3-1600 MHz
Graphics Card(s)
Integrated Intel HD Graphics 4600
Monitor(s) Displays
Viewsonic 32" LCD
Hard Drives
Kingston SATA 3 240 GB SSD
Internet Speed
Spectrum Internet 1000 Mbps
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