Intel Xeon E3-1270
Intel Atom S1240
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Intel Atom S1240 vs Intel Xeon E3-1270

Overall score
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Released
Q2/2011
Released
Q4/2012
Overall score
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Which one of the central processing units is better: Intel Atom S1240 or Intel Xeon E3-1270? On this page we compare the technical data and benchmark results of different CPUs.

The Intel Atom S1240 has 2 cores and 4 threads with maximum working frequency of No turbo. The Intel Atom S1240 was released on Q4/2012.

The Intel Xeon E3-1270 has cores with 4 threads and No turbo of frequency. The Intel Xeon E3-1270 was released on Q2/2011.

Differences
Reasons to consider
Intel Xeon E3-1270
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  • Higher clock speed
    3.40 GHz left arrow 1.60 GHz
    Around -113% better clock speed
Reasons to consider
Intel Atom S1240
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  • Performance per watt
    6.1 W left arrow 80 W
    About 0.08 times less performance per watt
Performance tests
Real tests Intel Xeon E3-1270 vs Intel Atom S1240
Specifications
Complete list of technical specifications
Intel Xeon E3-1270 Intel Xeon E3-1270
Intel Atom S1240 Intel Atom S1240
CPU generation and family

Let's find out which one of Intel Xeon E3-1270 and Intel Atom S1240 is of a more recent generation, and what segment it belongs to.

  • Name
    Intel Xeon E3-1270 left arrow Intel Atom S1240
  • Family
    Intel Xeon E3 left arrow Intel Atom
  • CPU group
    Intel Xeon E3 left arrow Intel Atom S1000
  • Segment
    Desktop / Server left arrow Desktop / Server
  • Generation
    2 left arrow 1
CPU Cores and Base Frequency

In this block we are going to compare Intel Xeon E3-1270 vs Intel Atom S1240 by main technical specifications: number of cores and threads, base and maximum frequencies, process technology and cache size. The higher these specifications are, the more powerful your CPU will be.

  • Core architecture
    normal left arrow normal
  • Overclocking
    No left arrow No
  • Frequency
    3.40 GHz left arrow 1.60 GHz
Internal Graphics

Common specifications for integrated graphics cards in Intel Xeon E3-1270 and Intel Atom S1240 along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

  • GPU name
    no iGPU left arrow no iGPU
  • GPU (Turbo)
    No turbo left arrow No turbo
Hardware codec support

Let's compare the support of video codecs between Intel Xeon E3-1270 and Intel Atom S1240. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.

  • h265 / HEVC (8 bit)
    No left arrow No
  • h265 / HEVC (10 bit)
    No left arrow No
  • h264
    No left arrow No
  • VP8
    No left arrow No
  • VP9
    No left arrow No
  • AV1
    No left arrow No
  • AVC
    No left arrow No
  • VC-1
    No left arrow No
  • JPEG
    No left arrow No
Memory & PCIe

To choose the best model between Intel Xeon E3-1270 and Intel Atom S1240 you need to pay special attention to memory type, clock frequency, multi-channel features, and PCIe version. The higher these numbers are, the better your CPU will be. Keep in mind that the maximum memory and frequency may also depend on the model of the motherboard.

  • Memory type
    DDR3-1333 left arrow DDR3-1333
  • Max. Memory
    32 GB left arrow
  • Memory channels
    2 (Dual Channel) left arrow 1
  • ECC
    Yes left arrow Yes
Thermal Management

Let's find out what TDP value would be better for Intel Xeon E3-1270 or Intel Atom S1240? The Thermal Design Power (TDP) indicates the maximum amount of heat that should be dissipated by the chip cooling system. However, the value of TDP gives only a rough indication of the real power consumption of the CPU.

  • TDP (PL1)
    80 W left arrow 6.1 W
Technical details

Here you can find a comparison of 2nd and 3rd level cache sizes for Intel Xeon E3-1270 and Intel Atom S1240 CPUs along with a list of ISA extensions.

  • Technology
    32 nm left arrow 32 nm
  • Socket
    LGA 1155 left arrow BGA 1283
  • L3-Cache
    8.00 MB left arrow 1.00 MB
  • Architecture
    Sandy-Bridge left arrow Centerton
  • Virtualization
    VT-x, VT-x EPT, VT-d left arrow VT-x
  • Instruction set (ISA)
    x86-64 (64 bit) left arrow x86-64 (64 bit)
  • ISA extensions
    SSE4.1, SSE4.2, AVX left arrow SSE3
  • Release date
    Q2/2011 left arrow Q4/2012
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