The motherboard or mainboard is the central printed circuit board (PCB) in many modern computers and holds many of the crucial components of the system.

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Is is possible to use SLI with two identical graphics cards with different RAM sizes?

Specifically, I have an EVGA GeForce GTX 770 Superclocked 4GB, and an EVGA GeForce GTX 770 Superclocked 2GB. I am using them on an Asus P8Z68-V motherboard, which claims to support SLI. The cards are ...
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Reason for computer not booting when power button pressed

I have a following problem starting my desktop computer and I'm trying to figure out the root cause. Most of the time it will just start normally when I press the power button. On some occasions ...
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MSI 990FXA-GD80 — Won't boot; no POST LED

I've got an MSI 990FXA-GD80 motherboard. As of yesterday, the power button will turn on the fans, but nothing else happens. Even the POST LED's on the bottom of the board don't light up. Any thoughts ...
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27 views

Upgrading ram causes deadly fault?

First of all sorry about my English, I'm not native. Here's my thing: I got 1 Asus laptop about 1 year ago. It has 2gb of ram and therefore it's kind of slow. So 2 months ago I decided to upgrade my ...
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21 views

Is the Asus Z97 Board integrated Graphics or iGPU, and what is the difference? [duplicate]

I plan to buy an Asus Sabertooth Z97 Mark 1 board, with an Intel Xeon Processor E3-1220 v3 (without graphic). Now I don't know if the Asus board uses an integrated graphics or the graphics from my ...
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Z87 Deluxe edition Won't boot with Core i7-4790K

The new motherboard, of a friend of mine, will not boot with his brand new Core i7-4790K processor. The CPU error LED blinks as soon as we power on the unit. Hadrien
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Does this Motherboard support 2 Graphics Cards

hello i've just bought new pc gamer with this motherboard, i've already nvidia geforce gtx750 and i want to add another 3d graphic card, is it possible to support another one ? ps: my power supply is ...
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12 views

Where is the write-protect switch/screw/jumper on the Samsung Chromebox?

I have a Samsung Series 3 Chromebox, model number XE300M22-B01US, manufactured December 2012. I would like to put coreboot on it so I can single-boot Linux without ChromeOS pulling the sad face at ...
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1answer
36 views

Is it possible to install 8GB sticks in a P7P55D Deluxe motherboard?

I've bought a stick of 8GB of RAM and I'm trying to install it on my P7P55D Deluxe, but until now, I've got no success. The manual of the board shows some models of compatible RAM sticks and most of ...
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28 views

Asus motherboard / FreeBSD memory issue

We have a FreeNAS server, Asus P7P55D-E LX motherboard, 6GB of RAM. We want to upgrade it to 16GB. We installed 2 x 8GB RAM from Amazon: Crucial Ballistix Sport 16GB Kit (8GBx2) DDR3 1600 MT/s ...
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34 views

Is this ram compatible with my motherboard?

Corsair Vengeance Pro DDR3 2400MHz 16GB 2x8GB CL11 XMP 1,65V ASUS Sabertooth Z77 socket ATX,Z77, DDR3 I am currently using: Corsair Vengeance DDR3 1600MHz 8GB CL8 Kit w/2x 4GB XMS3 ...
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1answer
17 views

What are the impact on underpowering my motherboard/graphic card?

I recently had to change my PSU and the one that was given to me has not enough power cables to fully plug every plug in the motherboard and the graphic card. It seems to work just fine though, and ...
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20 views

Computer can't boot

I have a 1 year old PC and the last weeks, when I press the ON button the PC doesn't power on ( Like I didn't press the ON button ). I have to plug and unplug a few times the power cord in order to ...
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25 views

why is my sort slower with more ram?

System specs below. I recently purchased 2X4 RAM: Corsair XMS3 8 GB (2 x 4GB) 1333 MHz PC3-10666 240-Pin DDR3 Memory Kit CMX8GX3M2A1333C9 I already had 2X2 in there for a total of 12GB: Corsair ...
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8 views

USB 2.0 Port Causing Weird Audio Artifacts on MP3 Player

I have a SanDisk Sansa Clip Zip 8 gb. A little while ago, I built a new computer, and so far everything has been working fine, besides the USB 2.0 ports on the front. The ports seem to work fine ...
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What's a Sun Ultra 20 motherboard code “44”?

The machine powers on, but the fans don't throttle back, no video, no beep codes. Motherboard LED is indicating "44", which according to my documentation is a "Reserved" code... No burst caps in ...
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1answer
36 views

4 Monitor Extended Desktop MoBo Graphics Combination

I need to put together a 4-monitor extended desktop setup for non-gaming purposes. All 4 monitors are supposed to display at 1920X1080. Any suggestions as to what motherboard/graphics card combination ...
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21 views

Error 5A - Internal CPU Error

So I built myself a pc for the first time. The machine has been running properly, and without issue, since March of this year. Today after an hour or so of gaming the machine shutdown without ...
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4answers
36 views

Adding more ram to computer, what kind can I buy

So I've been looking to add more ram to my PC (I have 2 empty slots), and I just want to make sure I don't buy something I can't use, but at the same time want to get a good deal if possible. I read ...
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1answer
31 views

Will GIGABYTE motherboards BLACK EDITION be more wear out? [closed]

Will GIGABYTE motherboards BLACK EDITION be more wear out than its "ordinary version"? For instances, GA-Z97X-UD5H (rev. 1.1) vs. GA-Z97X-UD5H-BK (rev. 1.1) - BLACK EDITION. As their specifications ...
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56 views

Intel USB3 driver install fails

I've been trying to install the Intel USB 3.0 eXtensible Host Controller Driver (version 3.0.0.16 as supplied by the Asus web site) but it balks when it gets to the PCI bus. At this point the entire ...
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3answers
74 views

Operation System Clone from a Motherboard to Another [closed]

Lately we had an idea with my Family of building a Super Computer from Scratch. So while we were planning on building our setup, one idea came to my head that it seems possible but i want also your ...
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67 views

New build, motherboard shows code 18 then 78

Mother Board:Maximus VII Hero RAM: Trident 8GB(2x) GPU: ASUS DirectCU II CPU: Intel i7 4990k Power Supply: EVGA Supernova 1200W (Don't know what I'm forgetting, I know I am though.) So I just built a ...
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21 views

Aus Z9PE-D8 WS - no POST, Q-Code is blank

I've just finished a new build, and the system won't boot, it doesn't appear to be getting to POST. Here is the system configuration: M/B: Asus Z9PE-D8 WS CPU: Intel Xeon E5-2665 (only 1, installed ...
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21 views

Will the SuperMicro X7DCA-L take Fully Buffered memory?

I have a lot of Fully Buffered DDR2 memory http://www.hynix.com/datasheet/spd/HYMP351F72AMP4N3_SPD.pdf My question is, would it work on SuperMicro X7DCA-L motherboard or do I have to purchase ...
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1answer
23 views

Using motherboard HDMI connection for separate graphics card

I have a Z97-motherboard which has an HDMI-connection, along with a MSI 770 graphics card, which sadly only has one HDMI-connection. I would like to connect my second monitor through HDMI to my ...
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22 views

Where can I find temperature sensors locations on a laptop?

I'm trying to identify the locations of the different sensors highlighted in red (TZx_) to find where exactly the hot spot is. I assume TZ5_ is probably located near the GPU which is also running at ...
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1answer
44 views

Broken laptop screen?

So my friend poured some tea into his laptop, and the screen looks like this: Even in the brighter areas, the colors are not exactly right. He took the laptop to a "tech", who said it's the ...
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1answer
41 views

Hard drive not showing in BIOS, works in another PC

I have 2 Samsung 2TB F3 hard drives. These are in a Windows 8 system and they were both spanned to create a single 4TB Spanned Volume. I deleted this spanned volume and formatted each drive with just ...
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Not sure if it's my motherboard or CPU. Some insight?

I am worried that buying a new CPU may fry it if motherboard has problems. When I power on with the CPU I suspect doesn't work, there are no beeping sounds but the fans speed. There are no LED ...
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1answer
23 views

The motherboard “GA-945GM-S2” is compatible with processor “Dual Core E2200”?

I have a Intel® Pentium® Processor E2200 processor. I have discovered that my motherboard is faulty. I found the GA-945GM-S2, but I do not know if it supports my processor. I need to know if it is ...
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1answer
67 views

Why does my computer beep when I turn it on? What are these beep codes?

Due to the amount of beep codes a PC can give, there are many questions on Super User about beep codes! I'm hoping this post will help to provide a community answer about all (dare I say all?) beep ...
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2answers
37 views

msi h61m-e23 (b3) beeps

I'm working on a machine that doesn't start up. It just beeps, three times, and restart repeatedly but doesn't show anything on screen. I opened the case and found the model of mobo is "msi h61m-e23 ...
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39 views

Blank screen, modded bios

Laptop is Lenovo y510p (with 755m sli and i7). A week ago, i decided to flash modded bios (a lot more options), everything went well, then i flashed vbios for second gt 755m. After that, i was looking ...
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1answer
59 views

Asus P7P55D-E LX motherboard — over 16GB RAM?

We have a FreeNAS server with a P7P55D-E LX motherboard. We've added a lot more disk space since building, and need to upgrade the RAM. Specs say 16GB is the max ... (4x4GB) ... but is this true ...
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40 views

Save water damaged Mobo and GPU

I stored my bitcoin equipment in the basement because I wasn't using it. After a water pipe broke down the components were in the water for 12 hours. ( I wasn't home ) I have 8 x 280x Sapphire cards ...
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Graphics card not giving any signal

I'm trying to install a graphics card 'Radeon HD 5450 PCIe 2.1' into my 'GA H55m-S2 board PCIe 2.0' but it's not giving any signal to the monitor, it only indicates that the cable (D-Sub) is plugged ...
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36 views

cpu's fan increases without reaching a settle point

I'm encouterning the followning phenomenon on the hardware side of a pc: When powering up the machine, the cpu's fan (cpu cooler's fan accuratelly) is starting to rotate, but it doesn't settle down to ...
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1answer
47 views

Formatting or not HDD after new motherboard installion

Is it possible to avoid formatting a hdd after installing a new motherboard on a machine? If "yes" is the answer, what is the best way to do that? I need to install a new M/B on my machine, but I ...
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27 views

Acer Laptop motherboard replacement

I need to replace my motherboard for my laptop. I got a quote from the Acer Spare Parts team for my laptop: Acer Aspire E1-522 series Model #: MS2372 SNID: 40204199366 It was a "Acer NB.M8111.00K ...
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1answer
24 views

Picking the right ram [duplicate]

I informed myself of picking the right ram, but there are still questions. I am currently running a AMD Phenom II x4 965 (Black Edition) on an ASUS M4A87TD EVO. I'm planning to switch my core as soon ...
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1answer
60 views

What does “DIMM socket support” mean in a QVL (Qualified Vendors List) over RAMS for a motherboard?

If you look at the DDR3 1333 Qualified Vendors List (QVL) list for the Asus Z87-A motherboard: http://dlcdnet.asus.com/pub/ASUS/mb/LGA1150/Z87-A/Z87-A_DRAM_QVL_0730.pdf You can see a column called ...
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71 views

CPU power more than motherboard support wattage

I have a hardware question. I'm trying to build a shuttle computer . The power specs on page 4 says it can handle only max 65 watt processor. Every processor I'm looking at is over that wattage. ...
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2answers
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Computer doesn't start after installing new Corsair DDR2 RAM

I have a new memory stick (CORSAIR 2 GB of RAM) and I have an older set of 2 sticks of RAM that are 512MB and 256 MB. (I bought it 1GB actually but the Computer tells that it has 256MB of RAM only). ...
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1answer
43 views

VT-x on Asus B85M-E motherboard

I have moved from Intel motherboard to new Asus B85M-E one. Now I'm trying to run my old virtual machines I have installed on Intel motherboard and can't run 64 bits systems. While running Linux ...
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1answer
30 views

ASUS 797-AR BSOD when two DIMM channels are in use

I've run into a very strange issue. Built a new machine this past weekend and everything was running smoothly for about four days. Then I had a stick of RAM die. Exchanged them for a new pair and now ...
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2answers
25 views

USB port getting too hot

In my friend's PC i have noted that his USB port is getting very hot. I cant keep touching it. Why is this happening? Is there a fault in motherboard or USB Controller?
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If RAM Disk had continuous power, even if the computer was turned off, would it still be volatile?

I am planning to host a Minecraft server and discovered RAM Disks. They are fast, but volatile(meaning if it lost power, then it would lose all data). I am a tinkerer myself so I thought, "Maybe I can ...
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Need help updating ASUS P8Z68-V LX BIOS on Windows 8.1

People have suggest to me that I downloaded the "ASUS Update" utility, at this link: http://support.asus.com/download.aspx?SLanguage=en-us&m=tools However, if you go there and select Windows 8.1 ...
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Is is possible to get a virtual disc drive to mount over usb to another machine's motherboard?

Here's what I'm trying to do. I have dvd duplicators that only duplicate discs from a master disc. I can also install an internal hdd with images stored on them and duplicate from there. These ...