2
votes
1answer
49 views

How are reserved and ACPI NVS memory sizes counted?

My PC has 8GB of memory installed and is running Win 7 64-bit. I ran a tool named fwmemmap that shows the firmware memory map for the system but it's showing around 60MB more than is physically ...
0
votes
1answer
36 views

Dell Poweredge 2850 RAM

Dell reports that 8GB is the max but Windows System spec tool indicates 16GB possible. Has anyone actually been able to add more than 8GB to this motherboard and actually have it report more than 8GB ...
0
votes
0answers
23 views

RAM strangeness on brand new ASUS K55N [duplicate]

Not sure if this is the right Stack Exchange site, but I bought a brand new ASUS K55N laptop (6 GB RAM) but it says only 1.46 GB is usable. Info: Windows 8.0 x64 System reports 6 GB but only 1.46 ...
0
votes
1answer
46 views

What is a PEG Buffer Length?

Since no one is helping me on my previous question, I'm scavenging my BIOS: What is the PEG Buffer Length? I tried looking at my computers manual but it informs me that it is infact: A PEG Buffer ...
2
votes
1answer
85 views

Howto fix RAM Utilization in BIOS? [duplicate]

Begin: Windows 7 Home 32-Bit I addded 4gb of RAM to the computer (3.12gb of 8gb Usable) I upgraded my PC to: Windows 7 Professional 64-Bit Added New Hard Drive Added New Graphics Card End: Windows 7 ...
0
votes
1answer
45 views

New build won't boot to BIOS, continuous sets of 3 long beeps

I have an ASRock z87, with 1 stick of 8GB ram, GTX 770 GPU, a corsair hx750 PSU and an i5 3.4ghz processor, all of which are connected properly. Every time I boot from replugging my PSU in, it boots ...
0
votes
1answer
47 views

PC 1 Long 2 Short Beeps, No BIOS

I just built a PC and it just makes 1 long and 2 short beeps. I'm pretty sure it's not the graphics card because it is working fine with all fans on and pcie ports work. I tried both ports for ...
0
votes
1answer
57 views

System not booting after RAM upgrade

I have purchased an EVM DDR2 1GB 800 RAM (EVMP1G800U68D) today and found that my PC is not booting with the new RAM. I already have an APACER PC2-6400 1 GB RAM installed. When I insert only my old ...
0
votes
0answers
65 views

How is the NVRAM/EPROM which contains the firmware placed and used

From this link - Chapter 9, section 9.1.4, it says: The first instruction that is fetched and executed following a hardware reset is located at physical address FFFFFFF0H. This address is 16 ...
3
votes
1answer
190 views

Who loads the BIOS in RAM during computer bootstrap

When the computer starts up, the code in BIOS is executed first. However, how is the code in BIOS loaded into the RAM for execution ? I have referred to this question - Is BIOS read from the BIOS ...
2
votes
0answers
100 views

Sony Vaio VPCEE2E1E memory upgrade issue

I own Sony Vaio laptop VPCEE2E1E and I recently upgraded RAM MEMORY from default 3GB to 4GB after that operation I'm facing serious problem with performance.Windows shows that I have only 1.74GB ...
0
votes
2answers
102 views

Steps of changing from 32-bit OS to 64-bit and changing RAM?

My laptop is Lenovo T400, whose CPU is 64-bit and RAM is 1x2GB. When I bought it, it already had 32-bit Windows 7. Then I partition the hard drive and install 32-bit Ubuntu 12.04 alongside Windows 7. ...
0
votes
0answers
34 views

RAM Specifications / HDD specs / System Compatibility?

couple of questions: I have recently acquired 8 older sticks of RAM, quite small individually... Pcm 256MB Pc-2100 (2 of these) D3 - 256 MB DDR - 400MHz - CL3 256MB DDR PC3200 256 MB, DDR, 400MHz, ...
0
votes
0answers
177 views

Reducing hardware-reserved memory

First, I'd like to tell you the components inside my computer, so there will be no confusion later on: •Motherboard: MSI 970A-G46 (AMD) with click-BIOS II •Memory: Crucial Ballistix Sport 8 GB ...
1
vote
1answer
75 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
472 views

Half of installed RAM is hardware reserved

After a rather arduous and convoluted series of problems that left me without a desktop for ~80 days, I've finally got the thing up and running, having replaced the power supply, motherboard, graphics ...
0
votes
2answers
658 views

Hungry hungry BIOS: why do I have less than 4 GiB of memory?

I thought I had 4 GiB of memory, but just to be sure, let's ask the BIOS about that: ζ: sudo dmidecode --type 20 # dmidecode 2.12 SMBIOS 2.6 present. Handle 0x000B, DMI type 20, 19 bytes Memory ...
0
votes
0answers
47 views

Checksum Bad error on boot

Recently I inserted a new 2GB ram in my motherboard, and got Checksum Bad error on bootup. Upon reading other forums I assumed my CMOS battery must have been dead. I replace this with a new one and ...
1
vote
0answers
284 views

Vaio VGN FW41j/PCG-3H1M black screen with 8GB DDR2

I have a Sony Vaio VGN-FW41j(PCG-3H1M) which I configured and bought in 2009 on the German Sony Website. The relevant specs are: CPU: Intel Core2Duo T9800 GPU: AMD/ATI Mobility Radeon 4650, 1GB DDR3 ...
6
votes
5answers
272 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, ...
0
votes
1answer
145 views

Memory with incorrect voltage for motherboard

I just bought an Intel DP35DP motherboard. Multiple sites tell me that only 1.8V memory works. I have 2x1GB sticks of 1.9-2.1V RAM, then another 2x1GB of 2.1V RAM. The BIOS does detect all 4GB of ...
3
votes
1answer
434 views

Added a total 12GB RAM to laptop, but only 3.2GB is usable

I have an HP Pavilion 15Z e000 x64 with Windows 8. It shows that I'm using less ram after the upgrade than before. The BIOS is hardware reserving 9.8gbs
0
votes
2answers
131 views

Frequency of RAM

I have a very old system HP compaq dx2080. It had 1GB of RAM. I recently bought a EVM DDR2 1 GB PC RAM which had a clock rate of 667 MHz. I have dual booting windows 7 and 8. When I installed it, ...
1
vote
1answer
631 views

ASUS S400CA BIOS Upgrade-RAM doesn't work anymore

I have an Asus S400CA laptop and today, I upgraded the BIOS firmware from version 203 to 209 using the Asus Windows flash utility. Flashing was successful and even the verification was OK. So, I ...
0
votes
1answer
173 views

Not Booting: One short beep at first and one more after all device checks

There is the correct one short beep before POST (which is the expected behavior as per the motherboard manual). The problem is once it says it has found the HDD etc, it gives one more short beep and ...
0
votes
1answer
352 views

Windows fails to start after RAM upgrade

I have a alienware m11x r2 and I recently bought some new RAM for it. However after installing it, when windows boots up a "Windows fails to start" page appears. I am then giving the option to repair ...
4
votes
3answers
592 views

Why do my OSes only recognize 3 GiB of RAM?

Okay, I have 4 RAM slots in my computer - I'd stocked it with 2 2-GiB sticks, and 2 1-GiB sticks, but my OS only showed 3 GiB. This occurred on 32-bit Windows, 32-bit Linux, and 64-bit Linux. The ...
0
votes
0answers
120 views

How to activate the inactive RAM in a server?

In a Dell Precision server, there are 8GB RAM. The OS is Windows XP 64-bit. Originally, everything is working fine. Both BIOS and Windows are able to detect 8GB RAM. One day when I power up the ...
0
votes
1answer
234 views

Installed new RAM, but computer now runs slower

My motherboard has four slots for RAM. Three of these contain identical StarRam 1Gb DDR2 667Mhz sticks, and the fourth had been unoccupied. I decided to buy a fourth stick for this slot, and since ...
4
votes
3answers
112 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
0answers
69 views

Asus P8Z68 Deluxe Memory Disappeared

There was a time when they where working(16 Gigs-4 x 4GB dual chips which is on the vendors list), but now only 8GBs are seen by Windows 7 Ulti/64bit. I have just reinstalled everything, Windows, the ...
2
votes
1answer
224 views

Computer Randomly Crashes to Black Screen, sometimes fails to post

my computer started crashing to a completely black display where it would try and restart immediately. First it was happening during a game only and i thought it was some memory leak within the game ...
2
votes
2answers
1k views

Setting memory timings in BIOS manually - modules have not been recognized

I have a system with Motherboard: ASUS P8B75-M and 4 memory modules: Geil 8GB DDR3-1600 9-9-9-28 (link) Unfortunately, BIOS (the latest) recognizes the memory as DDR3-1333 9-9-9-24. I tried both ...
1
vote
0answers
69 views

Gateway LT210 wrong ram size reported by BIOS after restart

Just upgraded a Gateway LT210 from 1GB to 2GB, BIOS 1.26 When it boots, 2GB are recognized by both Bios and Windows. This is consistent, I can do it any number of times. However, if I reboot ...
0
votes
1answer
155 views

Macbook 2.26 unibody late 2009 model 6,1 comes 1066MHz RAM, can it run 1333hz

I am not asking if I put in 2 4GB modules of 1333MHz DDR3 RAM will it run without glitch, but instead I am asking will this Hz of am run at 1333hz without issue so the additional benefits of paying ...
1
vote
0answers
156 views

OC'ing a Sapphire 7950, problems with memory clock

I bought a new rig with sapphire radeon 7950 flex w/ boost. Good scores initially in 3dmark 11, around 7300 stock. Problem is, as soon as i start overclocking, issues arise. the core clock is at 860, ...
0
votes
2answers
992 views

Only half of RAM is recognized by BIOS

I got a Gigabyte GA-P35-DS3 motherboard. Some time ago I noticed that Windows only showed 2GB instead of 4GB. I don't know exactly what caused it anyway. I tried putting in each of the 4 x 1GB RAM ...
0
votes
1answer
65 views

Windows7 issue in mutli- tasking and memory

I seeming some problem in my windows OS recently, let me first say my system configuration. processor - Intel(R) Core(TM)2 Quad CPU Q8400 @ 2.66 GHz Installed memory (RAM) - 4.00 GB (3.00 GB usable) ...
1
vote
0answers
231 views

Does updating BIOS solve certain BSODs?

Specifically speaking I am wanting to update my BIOS for my P8Z77 Asus M-PRO motherboard. I'm running a ivy bridge i7 3770k with a GTX 570, 2 X 8GB G.Skill 1333 DDR3 RAM I have the latest driver ...
0
votes
0answers
1k views

Why does DDR3 1866 RAM crash UEFI BIOS & DDR3 1333 Does not?

I have an ASUS Sabertooth 990FX Motherboard, with an AMD FX8150 processor, and Crossfired (2) Sapphire 6870 1 GB GDDR5 PCI E 2.1 x16 Video Cards. The memory is PNY DDR3 1866 (4) 4 GB sticks for a ...
0
votes
2answers
433 views

500MB memory loss with nvidia nvs 295 graphics

I have NVIDIA Quadro NVS 295 graphics card, asus P5B moherboard with 4GB memory, bios 2104, Intel Core 2 Duo E6300. After inserting NVS 295 graphics, with 256MB, bios sees only 3,5 GB of memory ...
0
votes
0answers
495 views

Motherboard Issue - 3 Beep Bios (memory error) despite new RAM

I have an Intel dG43RK motherboard, bought new and sealed, and have tried two different brands and speeds of RAM with a 3-beep BIOS indicating a memory error, which also occurs without RAM installed ...
0
votes
1answer
504 views

OS and BIOS do not recognize memory correctly

I'm having problem with my PC. For some reason my OS and BIOS do not recognize the memory correctly, although it used to recognize it. I have 12GB but only 8GB recognized. I have Rampage III ...
1
vote
3answers
1k views

How do I know which ram timings are correct?

I bought this RAM for one of my systems. The BIOS (latest version for this mobo) has automatically set the timings for 9-9-9-24 1T. This passes memtest86+ fine (10 passes overnight. Earlier versions ...
1
vote
0answers
380 views

Windows 7 x64 with RAM volume 4GB hangs on when file upload in Java servlet is started

It is actually not the coding but mostly configuration question. I have : Windows 7 x64 ASUS P5KC motherboard Intel Core Quad Q6600 GeForce 6800 GT RAM 4GB (then 8 GB - when i added 4 GB more even ...
2
votes
1answer
454 views

How do hardware-imposed RAM limits work? [duplicate]

Possible Duplicate: What limits a motherboard from supporting more memory? I have a netbook (HP Mini 110) with limited RAM. It shipped with 1 GB and according to HP that's all it can ...
2
votes
2answers
628 views

I just upgraded my BIOS, and now have RAM issues

I have an Abit IL9 Pro motherboard. I've been frustrated, because even though I have Windows 7 x64, I've been limited to 3.12GB of RAM. The BIOS would output that it only detected 3200mb during the ...
0
votes
1answer
405 views

What is the next step BIOS takes after “Checking NVRAM”? [duplicate]

Possible Duplicate: Is my new Graphic Card cause for my PC hanging? My PC hangs at Checking NVRAM . So I want to know what is the next step taken after Checking NVRAM by BIOS so that I can ...
2
votes
2answers
507 views

Memory Overclocking

How do I overclock my system memory (DDR3 2000) to 2000MHz? I recently assembled a new system with the following memory and motherboard: Patriot Viper Xtreme 4GB (2 x 2GB) 240-Pin DDR3 SDRAM DDR3 ...
2
votes
1answer
837 views

Windows 7 16GB RAM

My OS is Windows 7 Ultimate 64bit, motherboard: Asus P7P55D-E, processor: intel core i7 2.8GHz. I bought 4 sticks of Nanya-Elixir RAM (DDR3 4096MB 1333MHz UDIMM, CL9). After installing them, windows ...