1 Reply Latest reply on Apr 22, 2018 8:37 AM by misterj

    1800x only shows 8 core 8 threads

    augustus810

      I checked on cpu-z, only 8 cores and 8 threads detected, SMT is disabled on my BIOS.

       

      CPU-Z TXT Report

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      Binaries

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      CPU-Z version 1.81.1.x64

       

       

      Processors

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      Number of sockets 1

      Number of threads 8

       

       

      APICs

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      Socket 0

      -- Node 0

      -- CCX 0

      -- Core 0

      -- Thread 0 0

      -- Core 1

      -- Thread 0 1

      -- Core 2

      -- Thread 0 2

      -- Core 3

      -- Thread 0 3

      -- CCX 1

      -- Core 8

      -- Thread 0 8

      -- Core 9

      -- Thread 0 9

      -- Core 10

      -- Thread 0 10

      -- Core 11

      -- Thread 0 11

       

       

      Timers

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      ACPI timer 3.580 MHz

      Perf timer 3.509 MHz

      Sys timer 1.000 KHz

       

       

       

       

      Processors Information

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      Socket 1 ID = 0

      Number of cores 8 (max 8)

      Number of threads 8 (max 8)

      Name AMD Ryzen 7 1800X

      Codename Summit Ridge

      Specification AMD Ryzen 7 1800X Eight-Core Processor        

      Package Socket AM4 (1331)

      CPUID F.1.1

      Extended CPUID 17.1

      Core Stepping ZP-B1

      Technology 14 nm

      TDP Limit 95.0 Watts

      Core Speed 3838.1 MHz

      Multiplier x Bus Speed 38.5 x 99.7 MHz

      Instructions sets MMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, x86-64, AMD-V, AES, AVX, AVX2, FMA3, SHA

      L1 Data cache 8 x 32 KBytes, 8-way set associative, 64-byte line size

      L1 Instruction cache 8 x 64 KBytes, 4-way set associative, 64-byte line size

      L2 cache 8 x 512 KBytes, 8-way set associative, 64-byte line size

      L3 cache 2 x 8 MBytes, 16-way set associative, 64-byte line size

      Max CPUID level 0000000Dh

      Max CPUID ext. level 8000001Fh

      Cache descriptor Level 1, D, 32 KB, 1 thread(s)

      Cache descriptor Level 1, I, 64 KB, 1 thread(s)

      Cache descriptor Level 2, U, 512 KB, 1 thread(s)

      Cache descriptor Level 3, U, 8 MB, 4 thread(s)

      FID/VID Control yes