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July 30th, 2011 02:00

CPU for motherboard HN7XN (Dell Insipiron E520)

Hi all,

  after a technical support from Dell I have on my Dell Inspiron E520 a new motherboard that seems different from the original one. The Dell part number of this motherboard is HN7XN and now I need to upgrade my CPU (currently is Core 2 E6400). Looking on the web it seems that this mobo has a fsb of 1333 Mhz and supports 45nm CPUs (it is associated to Dell Optiplex 380). If possible I'd like to install a Core2 Quad Q8400 (BX80580Q8400). Do you think is feasible? Thx

4 Operator

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34.2K Posts

July 30th, 2011 08:00

Hi LucaPE,

Since your Dimension E520 is an older system, this topic has been discussed quite frequently. I've found this thread with some suggested CPU upgrades. Or you may try your own search for more ideas.

Good luck!

2 Posts

August 1st, 2011 00:00

Hi Osprey, Thank you for your help. I had a look at the thread you suggested but I need to install another cpu version. Do you know where I could find the technical specs for this mobo (HN7XN)? Thank you in advance... ...Luca

10 Elder

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46K Posts

August 1st, 2011 08:00

 LucaPE 

The only specifcations Dell has available for the Dimension e520, including the motherboard, are HERE <ADMIN NOTE: Broken link has been removed from this post by Dell>

Bev.

9 Legend

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47K Posts

August 1st, 2011 09:00

There are very few compatible CPU's still available if any.

Specifications

Processor

Processor type Intel® Pentium® 4 with Hyper-Threading technology

NOTE: Not all Pentium 4 processors support Hyper-Threading technology.

Level 1 (L1) cache 32 KB

Level 2 (L2) cache 1 MB (depending on your computer configuration) pipelinedburst,

eight-way set associative, write-back SRAM Memory

Type 533-MHz and 667-MHz dual DDR2 unbuffered SDRAM

Memory connectors four

Memory capacities 256 MB, 512 MB, or 1 GB non-ECC

Minimum memory 256 MB

Maximum memory 4 GB

NOTE: See "Addressing Memory With 4-GB Configurations" on

page 70 to verify the amount of memory available to the operating

system.

BIOS address F0000h

Computer Information

Chipset INTEL 965

RAID Support RAID 1 (Mirroring)

DMA channels eight

Interrupt levels 24

BIOS chip (NVRAM) 4 Mb

NIC Integrated network interface capable of 10/100 communication

System clock 800- or 1066-MHz data rate

 

571 3.80 GHz 800 MHz 1 MB 0816 or greater
570J 3.80 GHz 800 MHz 1 MB 0816 or greater
561 3.60 GHz 800 MHz 1 MB 0816 or greater
560J 3.60 GHz 800 MHz 1 MB 0816 or greater
551 3.40 GHz 800 MHz 1 MB 0816 or greater
550J 3.40 GHz 800 MHz 1 MB 0816 or greater
550 3.40 GHz 800 MHz 1 MB 0816 or greater
541 3.20 GHz 800 MHz 1 MB 0816 or greater
540J 3.20 GHz 800 MHz 1 MB 0816 or greater
540 3.20 GHz 800 MHz 1 MB 0816 or greater
531 3 GHz 800 MHz 1 MB 0816 or greater
530J 3 GHz 800 MHz 1 MB 0816 or greater
530 3 GHz 800 MHz 1 MB 0816 or greater
524 3.06 GHz 533 MHz 1 MB 0816 or greater
521 2.80 GHz 800 MHz 1 MB 0816 or greater
520J 2.80 GHz 800 MHz 1 MB 0816 or greater
520 2.80 GHz 800 MHz 1 MB 0816 or greater
519 3.06 GHz 533 MHz 1 MB 0816 or greater
517 2.93 GHz 533 MHz 1 MB 0816 or greater
516 2.93 GHz 533 MHz 1 MB 0816 or greater
515 2.93 GHz 533 MHz 1 MB 0816 or greater
511 2.80 GHz 533 MHz 1 MB 0816 or greater
506 2.66 GHz 533 MHz 1 MB 0816 or greater
505J 2.66 GHz 533 MHz 1 MB 0816 or greater
505 2.66 GHz 533 MHz 1 MB 0816 or greater

9 Legend

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47K Posts

August 1st, 2011 09:00

Others suggest

Intel® CoreTM 2 Duo processors: E6300
Intel® CoreTM 2 Duo processor 4300
Intel® Pentium® D 930 with Dual-Core Technology (3GHz, 800FSB)
Intel® Pentium® D 915 with Dual-Core Technology (2.80GHz, 800FSB)
Intel® Pentium® D 820 with Dual-Core Technology (2.66GHz, 533FSB)
Intel® Pentium® 4

However I do not know if the Duo's or Quads work.

10 Elder

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46K Posts

August 1st, 2011 10:00

 LucaPE

The Dimension e520 was shipped with Core 2 Duos installed, I have an e520 with a E6400.

Reading the discussions HERE and HERE should help with upgrading the e520 processor.

Only 65 nm processors with 800 or 1066 mhz FSB will work with the E-520.

Before installing the processor, check that you have BIOS version 2.2.1 [or higher], when additional CPU support was added.

Bev.

10 Posts

August 8th, 2014 10:00

I know this is old, but can I ask if you managed to resolved your CPU issues and with which upgrade you settled?

9 Legend

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47K Posts

August 8th, 2014 11:00

 The following is a list of supported processors, using BIOS version 2.4.0 Dimension E520: DM061  

130W Pentium D models ARE NOT SUPPORTED.

Given that the machine only supports DDR2 I doubt that any1333mhz FSB CPU's are Supported.  DDR3 1600 is not an option for this system.

Conroe, E6300, 1.86G
Conroe, E6600, 2.4G
Conroe, E6400, 2.13G
Conroe, E6700, 2.66G
Prescott P4, 524, 3.06G
Prescott P4, 531, 3.0G
Prescott P4, 541, 3.2G
Prescott Celeron, 336
Prescott Celeron, 346
Prescott Celeron, 351
Presler P4, 925, 3.0G
Presler P4, 930, 3.0G
Presler P4, 940, 3.2G
Presler P4, 945, 3.4G
Presler P4, 950, 3.4G
Cedar Mill, 631, 3.0G
Cedar Mill, 641, 3.2G
Cedar Mill, 651, 3.4G
Cedar Mill, 661, 3.6G

 Intel Pentium D 950 S Specs

HH80553PG0964M / BX80553950 / BX80553950T

SL8WP, SL94P SL95V SL9K8

The Q6600 (quad 2.4Ghz) will work with bios 2.4

The Q6700 (quad 2.66Ghz) may also work but you may have power issues.

Identifying Dell Computer Models Using the Model Code

On Sept 26, 2005 the System Setup program on certain Dell Dimension™, Inspiron™, and XPS™ computers was changed to display a model code instead of the computer model name. The Resource and Driver CD also lists the computer by this code. This may cause confusion when identifying which device drivers to install. If you are unable to identify your computer using the model code, refer to Table 1 below to determine the model name of your computer.

Model Name Model Code
Dimension 1100 DE051
Dimension 3100 DV051
Dimension 3100c DC051
Dimension 5150 DM051
Dimension 5150c DXC051
Dimension 9150 DXP051
Dimension 9200 DXP061
Dimension 9200c DXC061
Dimension B110 DE051
Dimension C521 DMC521
Dimension E310 DV051
Dimension E510 DM051
Dimension E520 DM061
Dimension E521 DME521
Model Name Model Code
Inspiron 1300 ME051
Inspiron 630m MXC051
Inspiron 640m MXC061
Inspiron 6400 MM061
Inspiron 9400 MP061
Inspiron B120 ME051
Inspiron B130 ME051
Inspiron E1405 MC061
Inspiron E1505 MM061
Inspiron E1705 MP061
Model Name Model Code
Inspiron XPS Gen 2 MXG051
XPS 200 DXC051
XPS 210 DXC061
XPS 400 DXP051
XPS 410 DXP061
XPS 600 DXG051
XPS 700 DXG061
XPS M140 MXC051
XPS M170 MXG051
XPS M1210 MXC062
XPS M1710 MXG061
XPS M2010 MXP061

 

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