0
votes
0answers
17 views

LGA 1150 and Haswell Refresh CPU's

Many of the LGA 1150 motherboards, will not support some or all of the Haswell Refresh CPU's, even some of the H97 and Z97 it seems according to the vendor specifications (specifically in regards to ...
0
votes
1answer
25 views

Are these problems symptoms of a broken motherboard? [on hold]

I've got a Latitude E5500 That has been apparently been sitting in a box for a few years. Lady gave it to me, said it would never boot up. As I suspected, the bios battery was dead. I yoinked it out ...
2
votes
0answers
26 views

Unexpected overclock frequencies and temperature fluctuations

I have a HP Pavillion dv6-6123cl Entertainment PC with a locked bios. I use a program called K10Stat in order to get around this and overclock anyway. I have AMD A6-3400 APU with Radeon(tm) HD ...
0
votes
0answers
29 views

Lag in Windows 8 when playing audio

I ran LatencyMon and these as the following results... CONCLUSION: Your system appears to be having trouble handling real-time audio and other tasks. You are likely to experience buffer underruns ...
1
vote
0answers
42 views

How is the burned BIOS/firmware code executed from the CPU? [closed]

Let's use simple Intel and "generic PC" memory-mapping/engineered boards to get the gist of this. BIOS/firmware is hardwired to a certain address; an address from which is immediately ...
1
vote
2answers
507 views

Want to buy Asus H81M-PLUS motherboard and i3-4150 CPU; how to make sure it'll work?

I want to buy an ASUS H81M-PLUS mainboard and an Intel i3-4150. The CPU is an Haswell Refresh CPU, but the mainboard needs a newer BIOS version to support the CPU. I expect it won't be shipped with ...
0
votes
1answer
115 views

How to overclock CPU using only FSB?

According to my BIOS the CPU temperature and the system temperature are 16°C and 18°C respectively for Idle on stock air cooling. (It used to be 40°C and 48°C when I kept my computer inside a case. ...
0
votes
0answers
91 views

CPU Voltage: different values in BIOS and OS

I manually set CPU voltage to 1.1000 V in BIOS (Advanced Screen > CPU Configuration > Multiplier/Voltage Change > CPU Voltage). After reboot I see in BIOS (Vcore in H/W Monitor screen) that it is ...
-1
votes
2answers
152 views

Can I use 3rd generation Intel processor with Gigabyte GA-h61M-S2V-B3 rev 1.1?

Will this processor and this motherboard work together? dual core 2.6 Ghz / 2M cache G1610 Motherboard: Gigabyte GA-h61M-S2V-B3 rev 1.1 I tried but I failed, then when I went to the ...
1
vote
4answers
685 views

What is difference between U-Boot and BIOS ?

What is difference between U-Boot and BIOS ? Are both these devices present on a particular CPU or once a single device can be present at a time? It would be nice if someone provides examples.
0
votes
0answers
22 views

what is the meaning of some of these options in MSI CB2?

I was wondering what the meaning of some of the options in ClickBios 2 meant, and how they affect the performance. things like core vdroop offset control core OCP extender(what's the difference ...
-2
votes
1answer
54 views

Is My Mobo Dead?

My desktop is on the fritz and I think my motherboard's (MSI 890FXA-GD70) to blame, but just to be sure I wanted to ask. It started with my CPU (AMD Phenom II 975 BE) clock spazzing out. It went from ...
0
votes
0answers
27 views

P8Z58 - Disabling turbo mode

I have a P8Z68 DELUXE /GEN3 motherboard with a Core i7 2700K CPU rated to go to 3.5GHz. I want to know how to disable Turbo mode in the bios cause my pc seems to go from 3.5Ghz to 3.9 under load and I ...
1
vote
2answers
55 views

Is it safe to use a non-overclockable CPU on an overclocker motherboard?

I am running an Intel Core i5-4670 (without the K for the overclocker edition) processor on a Z78 - PLUS motherboard from ASUS. Initially the ASUS AI suite was overclocking my processor. Now that I ...
1
vote
1answer
107 views

When modern computers boot, what initial setup of RAM do they execute, and how does it exactly work?

I know the title reeks of confusion, and some of you might assume I am just wondering about how the computer boots in general, but I'm not. But I'll sort this out for you people now: 1.Onboard ...
0
votes
1answer
222 views

how to disable Hardware prefetcher in core i3/i7

Is there any way to disable the hardware prefetcher in Intel core i3 /i7 ? Although I have posted related question in stackoverflow, but no solution till now. ...
0
votes
2answers
126 views

Does the bios regulate temperature based on what cpu is installed?

I recently upgraded from an e8400 (intel dual 3.0) to a q9650 (quad 3.0). The original e8400 temperature at max load was 57 celcius. With the quad core it is now 71 C. I flashed a newer bios on and ...
0
votes
1answer
2k views

CPU fan turns on for a second and stops, PC does not start at all

I have checked my PSU and it works fine. When I turn on the MOBO, the CPU fan, case fans and the psu fan itself turn on for half a second and then turn off. The PC remains off. The Bios light turns ...
6
votes
5answers
297 views

How is a byte(s) loaded from a secondary-storage device in to RAM upon bootup, if RAM supposedly already contains bits in capacitors?

This has been on my mind today. If RAM's ICs contain bits stored in capacitors sitting there, how can you pull bits from somewhere and put them where something already is? For example, on bootup, ...
1
vote
0answers
190 views

Computer not booting when Hard disk is connected

I bought a new system with Seagate 2 TB internal hard disk about a week ago. I have Windows 7 running on my PC. Till yesterday my system working fine. Today when I tried to start my system, I see ...
1
vote
1answer
74 views

How to run 5400 xeon series on a pre E11030-202 s5000xvn motherboard

I have an Intel s5000xvn (PBA D37261-901) motherboard running dual x5355 xeons. I was able to pick up a matched pair of x5460 xeons. Unfortunately the x5460's want a s5000xvn (pba E11030-202 or ...
0
votes
1answer
137 views

Computer hung, when restarted, stated in BIOS that the CPU clock was decreased from usual clock/speed

At random times, while in idle time or gaming, the computer hangs, no mouse cursor movement, no BSOD. I then use the restart button on the computer. When restarted and entering the boot screen, the ...
0
votes
0answers
436 views

Enabling unleashed mode failed

I'm trying to unlock 4th core of AMD Athlon II x3 450 CPU on Asus motherboard and American Megatrends BIOS. However, after I enable Unleashed! mode in BIOS, and restart computer, the monitor doesn't ...
0
votes
2answers
422 views

Do modern GPU/CPU's contain a fail-safe for overheating or is it in the BIOS?

I'm curious about a couple things concerning thermal integrity of a CPU(Intel, AMD, etc) and where the monitoring occurs. Do all CPU's have a thermal sensor or is the sensor located outside the CPU on ...
0
votes
1answer
92 views

BIOS provide incorrect CPU tempatures?

I recently built a new AMD computer. The computer runs great (so I think). I have an after market fan on the processor. I installed a program called Core Temp to monitor CPU usage and temperature. The ...
0
votes
1answer
496 views

Does the BIOS of a laptop still work if I upgrade the CPU from dual core to quad core?

If a particular laptop model's BIOS supports dual core processors with VXT virtualization and multithreading with turbo boost, then will it also support higher-end quad core processors with VXT ...
5
votes
3answers
127 views

Am I doing the right thing to overclock this?

This is a follow up to this question. I bought the motherboard mentioned in the question and a 2133 MHz RAM that does figure in the memory compatibility sheet of the board. After assembling it runs ...
1
vote
3answers
10k views

Should I disable CPU fan error message and how?

I have just completed my first "build" consisting of: ASUS P8Z77-V-Deluxe motherboard, Intel i7-3770 processor, Coolermaster Hyper 212 EVO CPU cooler. Each time I boot the computer, the ...
2
votes
1answer
224 views

Resurrecting an old computer. Powers on, does not boot

I have an old Dell Optiplex GX1 that I want to revive. If I plug it in, the power comes on. However, the power switch has no effect (can't turn it on or off, have to unplug it to stop power). I ...
-1
votes
2answers
649 views

CPU, Motherboard, BIOS compatibility

I have a fairly old desktop, currently with an ABIT AL8-V motherboard, which I had had running with a Pentium D 930+ (3.0ghz dual core). I purchased and installed a core 2 quad (also socket 755), ...
0
votes
1answer
573 views

No POST / BIOS after CPU change

I tried to upgrade my PC with a CPU change. The motherboard is a Gigabyte P35-DS3L, the old CPU is Core 2 Duo E6550, the new one is a Core 2 Quad Q9400. I had to to take out the graphics card and two ...
0
votes
0answers
54 views

“Thermal Delay” Cooling

I was wondering if someone can define the term Thermal Delay for me? I got the basics, but I cant really seem to find a solid and trustworthy website too fill out the holes in my knowledge.
2
votes
0answers
149 views

Correct CPU Frequency in BIOS

One of the machines I have is a 10 year old one. I can't discard it due to some sentiment (Mom). Legacy board: Mercury 810e, 133 MHz FSB Processor: Pentium III Tualatin 1.2 GHz Observation: I see ...
3
votes
3answers
634 views

How can I be sure that the motherboard is dead and it's not another issue?

So I have and old computer with and Intel D101GGC motherboard and a pentium 4 cpu and award bios, with a long repeating beep and not passing POST. I tried: RAM checking, they are good and working ...
0
votes
3answers
613 views

What BIOS settings should I tweak to maximize performance? [closed]

What are some BIOS settings that I should tweak to maximize performance of a dual-CPU workstation (if I don't care about power consumption)? I have an ASUS Z8NA-D6. update I have two Xeon x5670s on ...
2
votes
2answers
865 views

Switched CPU on Dell Optiplex GX520, BIOS says it's incompatible

Motherboard and the new CPU should be compatible. The old one was a Celeron. This is the motherboard and this is the CPU. How do I update the BIOS in a situation where I can't boot? Do I have to the ...
6
votes
3answers
8k views

CPU temp very hot in BIOS but okay in RealTemp/Speedfan

I just built myself a new i7 2600k system with an Intel DP67BA motherboard. Booted into BIOS and was alarmed to find Processor temp reported at 75 C, and steadily rising... sat there while it rose to ...
0
votes
0answers
73 views

Can anyone assist with my memory and CPU-Z readings?

Im currently running CPU-z, speedfan and core temp. Ive added a screenie of CPU-z. Am i getting this wrong or is there a problem. BIOS says that it is set to run at 1333mhz at 9-9-9-24 @ 1.500v not ...
3
votes
1answer
4k views

Underclocking without BIOS option

I have never over/under/downclocked my laptop, however it is seriously suffering from overheating. I have cleaned it out and am running the fan at full speed the whole time. I also have turned the ...
0
votes
4answers
3k views

Replaced CPU and black screen but no beep?

I'm having a bit of trouble with a GIGABYTE GA-MA78G-DS3H (rev. 2.0) motherboard. Recently when trying to clean my AMD Phenom II X 4 CPU, I dropped it and broke some pins. I have now brought a ...
1
vote
3answers
11k views

Why is my CPU speed lower than it should be?

I have an Intel Core 2 Duo E6400 that should run at 2.13 GHz but when I boot my computer, the BIOS shows a CPU speed of just 1.6 GHz (I removed the BIOS/motherboard logo screen so I can see the ...
0
votes
4answers
976 views

What is causing the T61 with Intel T7100 for not accepting any processor upgrades?

I have received a T61 that is supposed to replace my old T60 as work PC. HW is out of warranty and processor smaller in performance than in current T60 that I’m replacing. This results to 3x longer ...
3
votes
2answers
75 views

Limiting RAM and CPU cores

I want to limit the number of CPU cores and RAM which the OS sees. Is there any way of doing this in BIOS ? I tried changing the grub file with maxcpu parameter. Is there something which I can do in ...
8
votes
4answers
5k views

BIOS upgrade lowers CPU temperature

Setup I've got a system with an Asus P8Z68-V PRO motherboard and an Intel Core i7-2600K CPU running at stock speed (no overlocking) which I cool with a Noctua NH-U12P. On the heatsink I've got the ...
0
votes
0answers
433 views

CPU fan at 5000 RPM in idle after BIOS error, can't get it back to normal

I've been using this computer, hardware and software, wihtout any problems occusring since about 6 months. Today, after having to press the reset button because of an ATI driver crash, I got a BIOS ...
4
votes
1answer
757 views

Motherboard don't recognize new installed CPU Model?

WINDOWS 7 ULTIMATE I have an abit nf-m2 nview motherboard with a previous AMD Athlon 64 X2 5200+ which works fine and dandy. Recently I swapped out a few things including CPU to an Athlon 64 X2 5050e ...
6
votes
2answers
2k views

Are there any downsides to enabling Hardware Virtualization in the BIOS?

I was wondering if there are any downsides (even theoretical) to enabling Hardware Virtualization in the BIOS. I noticed that it is disabled by default, and perhaps it is that way for a reason ...
2
votes
2answers
546 views

Why doesn't my computer work at full speed?

My motherboard is a Gigabyte GA-8I915PL-G with an Intel Pentium 4 630 3,0 GHz which doesn't run at it's default speed. It's currently at FSB 800, CPU Host 200 and CPU 3000 MHz; but sometimes it runs ...
0
votes
1answer
437 views

AM2+ CPU on AM2 Motherboard?

I want to perform a cheap CPU upgrade on an old Socket AM2 motherboard. I currently have an Athlon 64 X2, and want to upgrade to a quad-core AMD Phenom. IIUC, Socket AM2+ CPUs are backwards ...
2
votes
3answers
3k views

Why would my computer all of sudden reset clock, show new boot screen, and run fans loud?

I bought a new computer one year ago, it's worked fine (Windows 7). A few months ago, it started to not boot unless I removed my USB headphones connected to a USB hub, everything else worked fine. ...