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June 26th, 2022 15:00

Aurora R4 ALX i7 - What motherboard?

Repairing and rebuilding an Aurora ALX R4 with what appears to be a faulty mobo. What is the part number I need to replace it?

I'd love to be able to say what I7 is in there, but without booting it I cant be sure. But it's either 3700k or 3970k I think.

In which case, would the motherboard be this one # 7JNHO  ?

thanks

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June 26th, 2022 17:00

 

  • FPV4P
  • 7JNH0  
  • 8FMMC
  • C5D9P

C5D9P is 7JNH0 (Sandy), 8FMMC is 0FPV4P (Ivy) according to expert on R4

*FPV4P: bios A08 (and later A09 / 10 / 11) already installed, Ivy capable, backward compatible with sandy cpu

*7JNH0: sandy capable, can run an Ivy cpu if it has bios A08 or higher; if bios is below A08, then need to install a sandy cpu 1st - use it to update bios to A08 (or higher) - then install ivy 4820k

Solved: Aurora R4 ALX, motherboard query - Dell Community

Re: it's either 3700k or 3970k I think.

both above are sandy-E cpu

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June 27th, 2022 10:00

thanks, are you sure those cpus are both sandy though? when I search for them online its always saying ivy bridge

 

https://www.amazon.co.uk/Intel-Generation-i7-3770K-3-50GHz-Technology/dp/B007X1JM30

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June 27th, 2022 11:00

I glanced at my reference too quickly.  here is the corrected statement:

3970X, 3960X, and 3930K are all sandy-E cpu.

3700k does not exist. 

3770k is a mainstream consumer series cpu for LGA1155 socket, not for LGA2011 socket of R4.

there is no 3970K, but there is 3970X.

formerly sandyb-E CPU:

Intel® Core™ i7-3970X Processor Extreme Edition
(15M Cache, up to 4.00 GHz)
Discontinued Q4'12 6 4.00 GHz 3.50 GHz 15 MB Intel® Smart Cache
Intel® Core™ i7-3820 Processor
(10M Cache, up to 3.80 GHz)
Discontinued Q1'12 4 3.80 GHz 3.60 GHz 10 MB Intel® Smart Cache
Intel® Core™ i7-3960X Processor Extreme Edition
(15M Cache, up to 3.90 GHz)
Discontinued Q4'11 6 3.90 GHz 3.30 GHz 15 MB Intel® Smart Cache
Intel® Core™ i7-3930K Processor
(12M Cache, up to 3.80 GHz)
Discontinued Q4'11 6 3.80 GHz 3.20 GHz 12 MB Intel® Smart Cache

 

formerly ivyb-E cpu

Intel® Core™ i7-4960X Processor Extreme Edition
(15M Cache, up to 4.00 GHz)
Discontinued Q3'13 6 4.00 GHz 3.60 GHz 15 MB Intel® Smart Cache
Intel® Core™ i7-4930K Processor
(12M Cache, up to 3.90 GHz)
Discontinued Q3'13 6 3.90 GHz 3.40 GHz 12 MB Intel® Smart Cache
Intel® Core™ i7-4820K Processor
(10M Cache, up to 3.90 GHz)
Discontinued Q3'13 4 3.90 GHz 3.70 GHz 10 MB Intel® Smart Cache  

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June 27th, 2022 12:00

Yes, all the R4 motherboards support Sandy-E cpu.

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June 27th, 2022 12:00

ahhh, that does sound more familiar actually, thanks

 

I'm fairly certain i've got the 3930K then....meaning any of the motherboards are fine, with it being Sandy? 

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