Two Computers One Monitor

feetand nches

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Can I use Two Computers With One Monitor as long as only one computer is on at a time? I was wondering if this could be done with each computer using different interfaces, one VGA and the other DisplayPort or DVI?

Thanks, Nasty7
 

My Computer My Computer

At a glance

Windows 7 Home Premium 64bitAMD A8-3520M6.00GB DDR3 @ 674MHz (9-9-9-24)512MB ATI AMD Radeon HD 6620G
Computer type
Laptop
Computer Manufacturer/Model Number
HP Pavilion dv7-6c23cl
OS
Windows 7 Home Premium 64bit
CPU
AMD A8-3520M
Motherboard
Hewlett-Packard 180B (Socket FS1)
Memory
6.00GB DDR3 @ 674MHz (9-9-9-24)
Graphics Card(s)
512MB ATI AMD Radeon HD 6620G
Sound Card
IDT High Definition Audio CODEC
Monitor(s) Displays
Generic PnP Monitor
Screen Resolution
(1600x900@60Hz)
Hard Drives
Samsung 850 EVO 250GB SSD
Mouse
Logitec M525
Internet Speed
30-75Mbps
Antivirus
Avast Free, Unfortunately
Browser
Google Chrome, Firefox, IE
As long as only one is on no problem
 

My Computer My Computer

At a glance

win 8 32 bit
Computer type
PC/Desktop
OS
win 8 32 bit
If the pcs have different connections - eg 1 is VGA other is HDMI - you can usually have both pcs on (and connected to the screen) and switch between them using monitor controls to select input. I had a set-up like that running recently - VGA and DVI.

The wording for the monitor buttons is usually hard to see, so I suggest downloading the monitor manual for reference.

Some monitors detect an input, so if (from cold) you turn on the screen and pc A, pc A will appear on the screen automatically without any button-pressing. Other monitors, however, need telling which input to display.
 

My Computer My Computer

At a glance

Windows 7 Pro x64 sp1i7 4770K8GB Corsair Vengeance 1600MHzonboard
Computer type
PC/Desktop
Computer Manufacturer/Model Number
self build
OS
Windows 7 Pro x64 sp1
CPU
i7 4770K
Motherboard
MSI B85M-E45
Memory
8GB Corsair Vengeance 1600MHz
Graphics Card(s)
onboard
Monitor(s) Displays
LG 27MP35
Screen Resolution
1920-1080
Hard Drives
Seagate 2TB
PSU
Cooler Master GX 750
Case
Antec 300
Cooling
Seidon 120V
Internet Speed
60/18
Antivirus
MSE
Browser
Firefox
I have 2 different connection types DVI and VGA on my external monitor and I connected it to 2 different computers. If you don't have 2 inputs on your monitor you can use a KVM switch or a monitor switch.
 

My Computers My Computers

  • At a glance

    Windows 7 pro/Windows 10 ProIntel i7 860 Quad core 2.8 ghz8 gbATI Radeon HD 5770 1 gb ram
    Computer type
    PC/Desktop
    Computer Manufacturer/Model Number
    HP Pavillion Elite HPE-250f
    OS
    Windows 7 pro/Windows 10 Pro
    CPU
    Intel i7 860 Quad core 2.8 ghz
    Memory
    8 gb
    Graphics Card(s)
    ATI Radeon HD 5770 1 gb ram
    Monitor(s) Displays
    Alienware 25 AW2521HF & Viewsonic
    Screen Resolution
    1920 x1080 & 1680x1050
    Hard Drives
    WD blue 1 tb & 500 gb.
    Browser
    FF of course.
    Other Info
    https://www.bestbuy.com/site/hp-pavilion-elite-desktop-intel-core-i7-processor-8gb-memory-1tb-hard-drive/9921493.p?skuId=9921493
  • At a glance

    Windows 2012 R2 Data center/Linux Minti3 9100 3.6GHz, 8M cache, 4C/4T8GB 2666MT/s DDR4 ECC UDIMM
    Computer type
    PC/Desktop
    System Manufacturer/Model Number
    Dell Poweredge T140
    OS
    Windows 2012 R2 Data center/Linux Mint
    CPU
    i3 9100 3.6GHz, 8M cache, 4C/4T
    Memory
    8GB 2666MT/s DDR4 ECC UDIMM
    Monitor(s) Displays
    Viewsonic
    Screen Resolution
    1680x1050
    Hard Drives
    1 TB & 750 GB
    Other Info
    https://www.dell.com/en-us/work/shop/productdetailstxn/poweredge-t140?~ck=bt
I have a kvm switch, 4 comps connected via vga. Comps then connected to diff monitors (16-9) via either dvi or hdmi. This one here (!) connected to vga 4x3 monitor only. I prefer 4x3 for online. (its a 21.5" Eizo 4x3 $$ mon.) When I switch comps, that comps screen is on this 4x3 screen also. (edit-squashed 16-9 to 4x3), I just turn it off.
 
Last edited:

My Computer My Computer

At a glance

Windows 7 Home Premium bitamd?4 gig
Computer type
Laptop
Computer Manufacturer/Model Number
toshiba 505
OS
Windows 7 Home Premium bit
CPU
amd?
Motherboard
?
Memory
4 gig
Monitor(s) Displays
Samsung S27D360 &S24D300 - Acer K222HQL - Eizo 21" (4x3)
Screen Resolution
1280 x 720 -1600x900 - (eizo 1024x768
Hard Drives
240 ssd
PSU
amd (?)
Mouse
logitech tackball
Antivirus
360 total security
Browser
firefox portable 29.0.1
Wow, lot's of good info! Apologies guys, many of my emails are going to Spam Folder now for some reason I'm missing many of my forum posts.
 

My Computer My Computer

At a glance

Windows 7 Home Premium 64bitAMD A8-3520M6.00GB DDR3 @ 674MHz (9-9-9-24)512MB ATI AMD Radeon HD 6620G
Computer type
Laptop
Computer Manufacturer/Model Number
HP Pavilion dv7-6c23cl
OS
Windows 7 Home Premium 64bit
CPU
AMD A8-3520M
Motherboard
Hewlett-Packard 180B (Socket FS1)
Memory
6.00GB DDR3 @ 674MHz (9-9-9-24)
Graphics Card(s)
512MB ATI AMD Radeon HD 6620G
Sound Card
IDT High Definition Audio CODEC
Monitor(s) Displays
Generic PnP Monitor
Screen Resolution
(1600x900@60Hz)
Hard Drives
Samsung 850 EVO 250GB SSD
Mouse
Logitec M525
Internet Speed
30-75Mbps
Antivirus
Avast Free, Unfortunately
Browser
Google Chrome, Firefox, IE
I'm very happy I'll be able to use a new Dell SFF Optiplex I got real cheap with an Ivy Bridge i7 in it! Sitting right along side of my other i3 Ivy Bridge SFF. Both running Windows 7 Pro!

I thought I read somewhere you would lose some graphics sharpness when using a Switch, do you guys not feel that way about the KVM Switch?

The new pc has DisplayPort, and I'm sure my monitor has that also, so I'll use DisplayPort for the new pc and hope all goes well.
 

My Computer My Computer

At a glance

Windows 7 Home Premium 64bitAMD A8-3520M6.00GB DDR3 @ 674MHz (9-9-9-24)512MB ATI AMD Radeon HD 6620G
Computer type
Laptop
Computer Manufacturer/Model Number
HP Pavilion dv7-6c23cl
OS
Windows 7 Home Premium 64bit
CPU
AMD A8-3520M
Motherboard
Hewlett-Packard 180B (Socket FS1)
Memory
6.00GB DDR3 @ 674MHz (9-9-9-24)
Graphics Card(s)
512MB ATI AMD Radeon HD 6620G
Sound Card
IDT High Definition Audio CODEC
Monitor(s) Displays
Generic PnP Monitor
Screen Resolution
(1600x900@60Hz)
Hard Drives
Samsung 850 EVO 250GB SSD
Mouse
Logitec M525
Internet Speed
30-75Mbps
Antivirus
Avast Free, Unfortunately
Browser
Google Chrome, Firefox, IE
Nice guys, finally got er done! Both my awesome Dell monster Windows 7 Pro machines working on one monitor. One via VGA, and the other Via DisplayPort. Two Small Form Factor Dells sitting side by side taking up about the same as one Full Tower. Perhaps it's just me but the DisplayPort connection seems to produce a nice picture.
 

My Computer My Computer

At a glance

Windows 7 Home Premium 64bitAMD A8-3520M6.00GB DDR3 @ 674MHz (9-9-9-24)512MB ATI AMD Radeon HD 6620G
Computer type
Laptop
Computer Manufacturer/Model Number
HP Pavilion dv7-6c23cl
OS
Windows 7 Home Premium 64bit
CPU
AMD A8-3520M
Motherboard
Hewlett-Packard 180B (Socket FS1)
Memory
6.00GB DDR3 @ 674MHz (9-9-9-24)
Graphics Card(s)
512MB ATI AMD Radeon HD 6620G
Sound Card
IDT High Definition Audio CODEC
Monitor(s) Displays
Generic PnP Monitor
Screen Resolution
(1600x900@60Hz)
Hard Drives
Samsung 850 EVO 250GB SSD
Mouse
Logitec M525
Internet Speed
30-75Mbps
Antivirus
Avast Free, Unfortunately
Browser
Google Chrome, Firefox, IE
Display port is currently the best.
 

My Computers My Computers

  • At a glance

    Windows 7 pro/Windows 10 ProIntel i7 860 Quad core 2.8 ghz8 gbATI Radeon HD 5770 1 gb ram
    Computer type
    PC/Desktop
    Computer Manufacturer/Model Number
    HP Pavillion Elite HPE-250f
    OS
    Windows 7 pro/Windows 10 Pro
    CPU
    Intel i7 860 Quad core 2.8 ghz
    Memory
    8 gb
    Graphics Card(s)
    ATI Radeon HD 5770 1 gb ram
    Monitor(s) Displays
    Alienware 25 AW2521HF & Viewsonic
    Screen Resolution
    1920 x1080 & 1680x1050
    Hard Drives
    WD blue 1 tb & 500 gb.
    Browser
    FF of course.
    Other Info
    https://www.bestbuy.com/site/hp-pavilion-elite-desktop-intel-core-i7-processor-8gb-memory-1tb-hard-drive/9921493.p?skuId=9921493
  • At a glance

    Windows 2012 R2 Data center/Linux Minti3 9100 3.6GHz, 8M cache, 4C/4T8GB 2666MT/s DDR4 ECC UDIMM
    Computer type
    PC/Desktop
    System Manufacturer/Model Number
    Dell Poweredge T140
    OS
    Windows 2012 R2 Data center/Linux Mint
    CPU
    i3 9100 3.6GHz, 8M cache, 4C/4T
    Memory
    8GB 2666MT/s DDR4 ECC UDIMM
    Monitor(s) Displays
    Viewsonic
    Screen Resolution
    1680x1050
    Hard Drives
    1 TB & 750 GB
    Other Info
    https://www.dell.com/en-us/work/shop/productdetailstxn/poweredge-t140?~ck=bt
It's hard to tell but yes. This is what I've been told before here I believe, and what I've read, very cool:cool: I love the connection also, a little like HDMI. Don't like VGA very well at all. DVI not so bad, but still has those little screws that don't always work properly.
 

My Computer My Computer

At a glance

Windows 7 Home Premium 64bitAMD A8-3520M6.00GB DDR3 @ 674MHz (9-9-9-24)512MB ATI AMD Radeon HD 6620G
Computer type
Laptop
Computer Manufacturer/Model Number
HP Pavilion dv7-6c23cl
OS
Windows 7 Home Premium 64bit
CPU
AMD A8-3520M
Motherboard
Hewlett-Packard 180B (Socket FS1)
Memory
6.00GB DDR3 @ 674MHz (9-9-9-24)
Graphics Card(s)
512MB ATI AMD Radeon HD 6620G
Sound Card
IDT High Definition Audio CODEC
Monitor(s) Displays
Generic PnP Monitor
Screen Resolution
(1600x900@60Hz)
Hard Drives
Samsung 850 EVO 250GB SSD
Mouse
Logitec M525
Internet Speed
30-75Mbps
Antivirus
Avast Free, Unfortunately
Browser
Google Chrome, Firefox, IE

My Computers My Computers

  • At a glance

    Windows 7 pro/Windows 10 ProIntel i7 860 Quad core 2.8 ghz8 gbATI Radeon HD 5770 1 gb ram
    Computer type
    PC/Desktop
    Computer Manufacturer/Model Number
    HP Pavillion Elite HPE-250f
    OS
    Windows 7 pro/Windows 10 Pro
    CPU
    Intel i7 860 Quad core 2.8 ghz
    Memory
    8 gb
    Graphics Card(s)
    ATI Radeon HD 5770 1 gb ram
    Monitor(s) Displays
    Alienware 25 AW2521HF & Viewsonic
    Screen Resolution
    1920 x1080 & 1680x1050
    Hard Drives
    WD blue 1 tb & 500 gb.
    Browser
    FF of course.
    Other Info
    https://www.bestbuy.com/site/hp-pavilion-elite-desktop-intel-core-i7-processor-8gb-memory-1tb-hard-drive/9921493.p?skuId=9921493
  • At a glance

    Windows 2012 R2 Data center/Linux Minti3 9100 3.6GHz, 8M cache, 4C/4T8GB 2666MT/s DDR4 ECC UDIMM
    Computer type
    PC/Desktop
    System Manufacturer/Model Number
    Dell Poweredge T140
    OS
    Windows 2012 R2 Data center/Linux Mint
    CPU
    i3 9100 3.6GHz, 8M cache, 4C/4T
    Memory
    8GB 2666MT/s DDR4 ECC UDIMM
    Monitor(s) Displays
    Viewsonic
    Screen Resolution
    1680x1050
    Hard Drives
    1 TB & 750 GB
    Other Info
    https://www.dell.com/en-us/work/shop/productdetailstxn/poweredge-t140?~ck=bt
This stuff is too technical for me lol. I'll need to read that again, though I don't game and have a standard Intel i3 setup with no extra graphics card, and no HDMI to worry about anyhow. So DisplayPort is plenty for me and nice and clean. Love not using that stupid VGA stuff. Thanks for the article.
 

My Computer My Computer

At a glance

Windows 7 Home Premium 64bitAMD A8-3520M6.00GB DDR3 @ 674MHz (9-9-9-24)512MB ATI AMD Radeon HD 6620G
Computer type
Laptop
Computer Manufacturer/Model Number
HP Pavilion dv7-6c23cl
OS
Windows 7 Home Premium 64bit
CPU
AMD A8-3520M
Motherboard
Hewlett-Packard 180B (Socket FS1)
Memory
6.00GB DDR3 @ 674MHz (9-9-9-24)
Graphics Card(s)
512MB ATI AMD Radeon HD 6620G
Sound Card
IDT High Definition Audio CODEC
Monitor(s) Displays
Generic PnP Monitor
Screen Resolution
(1600x900@60Hz)
Hard Drives
Samsung 850 EVO 250GB SSD
Mouse
Logitec M525
Internet Speed
30-75Mbps
Antivirus
Avast Free, Unfortunately
Browser
Google Chrome, Firefox, IE
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