Processor AMD Athlon II X4 638, specifications and benchmarks

General information about the processor AMD Athlon II X4 638

• Family
  AMD Athlon II
• CPU group
  AMD Athlon II X4 (Llano)
• Segment
  Desktop / Server
• Generation
  2
• Predecessor
  --
• Successor
  --

AMD Athlon II X4 638 Processor performance parameters, CPU capabilities

• CPU Cores / Threads
  4 / 4
• Core architecture
  normal
• Cores
  4x
• Hyperthreading / SMT
  No
• Overclocking
  No
• Frequency
  2.70 GHz
• Turbo Frequency (1 Core)
  --
• Turbo Frequency (4 Cores)
  --

Built-in graphics chip characteristics

• GPU name
  no iGPU
• GPU frequency
• GPU (Turbo)
  No turbo
• Execution units
• Shader
• Max. GPU Memory
  --
• Max. displays
• Generation
• Direct X
  --
• Technology
• Release date

Built-in support for video and image compression standards

• h265 / HEVC (8 bit)
  No
• h265 / HEVC (10 bit)
  No
• h264
  No
• VP8
  No
• VP9
  No
• AV1
  No
• AVC
  No
• VC-1
  No
• JPEG
  No

Technical characteristics of supported memory, PCI bus

• Memory type
  DDR3-1333
• Max. Memory
  16 GB
• Memory channels
  2
• Bandwidth
  21.3 GB/s
• ECC
  No
• PCIe
  2.0
• AES-NI
  No

• TDP (PL1)
  65 W
• TDP (PL2)
  --
• TDP up
  --
• TDP down
  --
• Tjunction max.
  --

Technical capabilities of the processor, information

• Instruction set (ISA)
  x86-64 (64 bit)
• ISA extensions
  MMX, 3DNow!, SSE3, SSE4a
• L2-Cache
  4.00 MB
• L3-Cache
  --
• Architecture
  Llano
• Documents
  --
• Technology
  32 nm
• Virtualization
  AMD-V
• Socket
  FM1
• Release date
  Q1/2012
• Part Number
  AD638XOJGXBOX

Common positions AMD Athlon II X4 638 CPU in popular benchmarks, for comparison with other models.

• Geekbench 5, 64bit (Single-Core)
  1269 place
• Geekbench 5, 64bit (Multi-Core)
  1182 place