Intel Xeon E3-1245 v3 vs AMD A8-3820. Specifications, performance, tests

Background information about the processors being compared, series, generation and market segment.

• Segment
  Desktop / Server Desktop / Server
• Family
  Intel Xeon E3 AMD A
• Generation
  4 1
• CPU group
  Intel Xeon E3 v3 AMD A8-3000

Basic parameters such as number of cores, number of threads, base and turbo frequency, and cache size. These parameters indirectly tell about the speed of the processor, the higher they are the better.

• Frequency
  3.40 GHz 2.50 GHz
• CPU Cores
  4 4
• Turbo (1 Core)
  3.80 GHz 2.80 GHz
• CPU Threads
  8 4
• Turbo (4 Cores)
  3.80 GHz 2.80 GHz
• Hyperthreading
  Yes No
• Overclocking
  No Yes
• Core architecture
  normal normal

Internal Graphics does not affect the performance of the CPU, performs the work of the graphics card in its absence or on mobile devices.

• GPU name
  Intel HD Graphics P4600 AMD Radeon HD 6550D
• GPU frequency
  0.35 GHz 0.60 GHz
• GPU (Turbo)
  1.20 GHz No turbo
• Execution units
  20 5
• Shader
  160 400
• Max. GPU Memory
  2 GB 1 GB
• Max. displays
  3 2
• Generation
  7.5 3
• DirectX Version
  11.1 11
• Technology
  22 nm 32 nm
• Release date
  Q2/2013 Q2/2011

Built-in codecs used to encode and decode content. Significantly speeds up the required operations.

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

Types, channel quantity of RAM supported by AMD A8-3820 and Intel Xeon E3-1245 v3. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR3-1600 DDR3-1600
• ECC
  Yes No
• Memory channels
  2 2
• PCIe version
  3.0
• PCIe lanes
  16

• AES-NI
  Yes No

Compare the TDP requirements of TDP Intel Xeon E3-1245 v3 and AMD A8-3820 to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  84 W 65 W

Architecture, interfaces, additional instructions supported by Intel Xeon E3-1245 v3 and Intel Xeon E3-1245 v3, virtual machine technologies and process technology.

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualization
  VT-x, VT-x EPT, VT-d AMD-V
• ISA extensions
  SSE4.1, SSE4.2, AVX2 SSE3, SSE4a
• L3-Cache
  8.00 MB 4.00 MB
• Architecture
  Haswell S Llano (K10)
• Technology
  22 nm 32 nm
• Socket
  LGA 1150 FM1
• Release date
  Q2/2013 Q4/2011