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IDProjectCategoryView StatusLast Update
0000676SpeedFanHardware supportpublic2007-04-29 15:11
Reporterhal57 Assigned Toalfredo  
PrioritynormalSeverityminorReproducibilityalways
Status assignedResolutionopen 
PlatformAMD K8OSWin XPOS VersionPro SP2
Product Version4.31 
Summary0000676: Large difference in new K8 core temps
DescriptionI am running (2) AMD 64 machines. One is an Athlon 64 3700+, and the other is an Athlon 64 X2 4400+. On the single core machine the new K8 core temp runs very close to the usual CPU temp (1 or 2 degrees Celsius sometimes less sometimes more but very close). On the other machine the K8 core temp is always much hotter than the usual CPU temp (7 to 9 degrees Celsius higher). Both machines run at 100% load 24/7 running Folding@home. I can verify the CPU temps with several sources such as Everest, Asus Probe, etc. I am concerned that my X2 machine is running too hot. The Tcase max temp is only 57c. Should there be such a difference like this? Thank you.
Steps To ReproduceThese are how the readings always are since upgrade to Speed Fan 4.31. I can reproduce, and check the CPU temps with Everest, Asus Probe, Sandra, etc.

The new K8 core temps I can check, and verify with the Central Brain Identifier program on the X2 processor only.

Additional InformationMachine (1) AMD Athlon 64 3700+ San Diego 2.2GHz 1MB L2 Cache Socket 939 Processor (No Overclock), MSI RS480M2-IL ATI Radeon XPRESS 200 Chipset Motherboard, 2GB DDR3200 Centon RAM @3-3-3-8, POWERCOLOR Radeon X800GTO 256MB 256-bit GDDR3 PCI Express x16 Video Card. Average CPU Temp @ 100% load 45c - 47c, Average K8 Core @ 100% load 44c - 48c.

Machine (2) AMD Athlon 64 X2 4400+ Toledo 2.2GHz 2 x 1MB L2 Cache Socket 939 Dual Core Processor (Overclocked to 2.36GHz), ASUS A8N-VM CSM Socket 939 NVIDIA GeForce 6150 Motherboard, 3GB OCZ Platinum RAM @ 2-3-2-5 running @ 337MHz, eVGA 256-P2-N381-TX Geforce 6800XT 256MB 256-bit DDR PCI Express x16 Video Card. Average CPU temp @ 100% load 38c - 42c. Average K8 core @ 100% load 48c - 52c.
TagsNo tags attached.
Motherboard Model
Video Card ModelSee Additional Information

Activities

hal57

2006-11-27 06:54

reporter   ~0002210

Thinking that the small Overclocking may be the culprit on the X2 machine I reset all to stock specs. Still get Core temp 9c to 10c over the reported CPU Temp. Average CPU temp @ 100% load 34c - 38c Average K8 core @ 100% load 45c - 49c. Athlon 64 3700+ still nearly the same: @ 100% load K8 Core actually 1c - 2c lower.

hal57

2007-04-29 15:11

reporter   ~0002505

Help I recieved on a related issue cleared this up for me. I humbly withdraw my query. Thank you.

Hal Robinson

Issue History

Date Modified Username Field Change
2006-10-29 07:47 hal57 New Issue
2006-10-29 07:47 hal57 Video Card Model => See Additional Information
2006-11-27 06:54 hal57 Note Added: 0002210
2007-04-29 15:11 hal57 Note Added: 0002505