i7 4770k failing? or more tests needed?

[thuan21]

fresh build sometimes failing Intel Processor Diagnostic Tool. Took everything out including graphics card and extra stick of ram and did cross testing. All that's in the case now = CPU, CPU cooler, 1 stick of Crucial Ballistix Tactical, SSD, PSU. All settings stock, no OC.

-BSOD - Memory_Controller error

-Intel Processor Diagnostic Tool, sometimes passes, other times it fails at Integrated Memory Controller Test, Memory Verification Test 1 Fail. (Max temp 65 Celsius)

-Memtest86+ for 9 passes(8 hours or so), no errors. (Max temp 48 Celsius)

-Windows(8) Memory Diagnostic Tool, no errors returned either.

-Prime95 FPU/Small FFT test: 1 core fails immediately (Max temp 74 Celsius)

-Prime95 Blend test: Fails immediately: Hardware Failure, Fatal Error: Memory Controller error. (Max temp 77 Celsius)

-DPC Latency- steady yellow, ~1000 Micro Second latency

-Intel Burn Test, Fails Standard test within 5 passes

Idle temp: 27 Celsius, Regular On load temp: 44 Celsius, Max temp during stress test 77 Celsius

Full build:

-i7 4770k @ 3.50GHz (stock settings)

-GA-Z87x-UD4 F7 bios

-Crucial Ballistix Tactical DDR3 1600 @ 1.50V, 8-8-8-24, 2x8GB, took out one 8GB module for testing purposes.

-Plextor 256M3 SSD, Firmware updated to the newest 1.07

-Corsair HX750 Gold plus PSU

-Windows 8.1

-Newest drivers installed

Any help would be appreciated, thanks!

Daci

[Allan_J_Intel1]

Hi dacimvrl,

If the processor is still under warranty please get in touch with our Warranty Department so they can help you to replace the unit: http://www.intel.com/p/en_US/support/contactsupport http://www.intel.com/p/en_US/support/contactsupport

Thanks

Allan