Intel Core i7-3940XM
Intel Core i7-3960X
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Intel Core i7-3940XM vs Intel Core i7-3960X. Specifications, performance, tests

Overall score
star star star star star
Released
Q3/2012
Intel Core i7-3940XM
Intel Core i7-3940XM
Released
Q4/2011
Overall score
star star star star star
Intel Core i7-3960X
Intel Core i7-3960X

What's the best choice Intel Core i7-3940XM or Intel Core i7-3960X? Which processor is faster?

We have prepared a comparison to help you choose the best processor. Compare their specifications and benchmarks.

Intel Core i7-3940XM has a maximum frequency of 3.00 GHz. 4 Cores. Power consumption of 55 W. Released in Q3/2012.

Intel Core i7-3960X has a maximum frequency of 3.30 GHz. 6 Cores. Power consumption of 130 W. Released in Q4/2011.

Differences

  • Performance per watt

    times less performance per watt

    55 W left arrow 130 W

Positions in all rankings

Common positions Intel Core i7-3940XM CPU in popular benchmarks, for comparison with other models.

  • iGPU - FP32 Performance (Single-precision GFLOPS)
    1079 place
  • Place in the overall ranking

    (based on several benchmarks)

    747 left arrow score
  • Higher clock speed

    Around 9% better clock speed

    3.30 GHz left arrow 3.00 GHz
  • More number of cores

    About 1.5 times more cores

    6 left arrow 4

Positions in all rankings

Common positions Intel Core i7-3960X CPU in popular benchmarks, for comparison with other models.

  • Cinebench R15 (Single-Core)
    368 place
  • Cinebench R15 (Multi-Core)
    269 place
  • Geekbench 5, 64bit (Single-Core)
    753 place
  • Geekbench 5, 64bit (Multi-Core)
    519 place
  • Geekbench 3, 64bit (Single-Core)
    382 place
  • Geekbench 3, 64bit (Multi-Core)
    182 place
  • Cinebench R11.5, 64bit (Single-Core)
    559 place
  • Cinebench R11.5, 64bit (Multi-Core)
    154 place
  • Estimated results for PassMark CPU Mark
    440 place

Specifications

Technical data
Intel Core i7-3940XM Intel Core i7-3940XM
Intel Core i7-3960X Intel Core i7-3960X
CPU family and group

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

  • Segment
    Mobile left arrow Desktop / Server
  • Family
    Intel Core i7 Extreme Edition left arrow Intel Core i7 Extreme Edition
  • Generation
    3 left arrow 3
  • CPU group
    Intel Core i 3000M left arrow Intel Core i 3000X
CPU Technical specs

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
    3.00 GHz left arrow 3.30 GHz
  • CPU Cores
    4 left arrow 6
  • Turbo (1 Core)
    3.90 GHz left arrow 3.90 GHz
  • CPU Threads
    8 left arrow 12
  • Hyperthreading
    Yes left arrow Yes
  • Overclocking
    Yes left arrow Yes
  • Core architecture
    normal left arrow normal
IGPU

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 4000 left arrow no iGPU
  • GPU frequency
    0.65 GHz left arrow
  • GPU (Turbo)
    1.35 GHz left arrow No turbo
  • Execution units
    16 left arrow
  • Shader
    128 left arrow
  • Max. displays
    3 left arrow
  • Generation
    7 left arrow
  • DirectX Version
    11.0 left arrow
  • Technology
    22 nm left arrow
  • Release date
    Q1/2011 left arrow
Hardware codec support

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

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

Types, channel quantity of RAM supported by Intel Core i7-3960X and Intel Core i7-3940XM. Depending on the motherboards, higher or lower memory frequencies may be supported.

  • Memory type
    DDR3-1333DDR3-1600DDR3L-1333 SO-DIMMDDR3L-1600 SO-DIMM left arrow DDR3-1600
  • Max. Memory
    32 GB left arrow
  • ECC
    No left arrow No
  • Memory channels
    2 left arrow 4
  • PCIe version
    3.0 left arrow
  • PCIe lanes
    16 left arrow
Encryption
  • AES-NI
    Yes left arrow Yes
Thermal Management

Compare the TDP requirements of TDP Intel Core i7-3940XM and Intel Core i7-3960X to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

  • TDP (PL1)
    55 W left arrow 130 W
  • Tjunction max.
    105 °C left arrow --
Technologies and extensions

Architecture, interfaces, additional instructions supported by Intel Core i7-3940XM and Intel Core i7-3940XM, virtual machine technologies and process technology.

  • Instruction set (ISA)
    x86-64 (64 bit) left arrow x86-64 (64 bit)
  • Virtualization
    VT-x, VT-x EPT, VT-d left arrow VT-x, VT-x EPT, VT-d (C2 Stepping)
  • ISA extensions
    SSE4.1, SSE4.2, AVX left arrow SSE4.1, SSE4.2, AVX
  • L3-Cache
    8.00 MB left arrow 15.00 MB
  • Architecture
    Ivy Bridge H left arrow Sandy Bridge E
  • Technology
    22 nm left arrow 32 nm
  • Socket
    PGA 988 left arrow LGA 2011
  • Release date
    Q3/2012 left arrow Q4/2011

Benchmarks

Performance tests CPUs

Based on the results of several benchmarks, you can more accurately estimate the difference in performance between Intel Core i7-3940XM and Intel Core i7-3960X.

Compare the synthetic test values and choose the best processor!

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