Intel Core i7-4550U
Intel Core i7-4558U
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Intel Core i7-4550U vs Intel Core i7-4558U. Specifications, performance, tests

Overall score
star star star star star
Released
Q3/2013
Intel Core i7-4550U
Intel Core i7-4550U
Released
Q3/2013
Overall score
star star star star star
Intel Core i7-4558U
Intel Core i7-4558U

What's the best choice Intel Core i7-4550U or Intel Core i7-4558U? Which processor is faster?

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

Intel Core i7-4550U has a maximum frequency of 1.50 GHz. 2 Cores. Power consumption of 15 W. Released in Q3/2013.

Intel Core i7-4558U has a maximum frequency of 2.80 GHz. 2 Cores. Power consumption of 28 W. Released in Q3/2013.

Differences

  • Place in the overall ranking

    (based on several benchmarks)

    1258 left arrow score
  • Performance per watt

    times less performance per watt

    15 W left arrow 28 W

Positions in all rankings

Common positions Intel Core i7-4550U CPU in popular benchmarks, for comparison with other models.

  • Cinebench R15 (Single-Core)
    695 place
  • Cinebench R15 (Multi-Core)
    780 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    498 place
  • Estimated results for PassMark CPU Mark
    944 place
  • Place in the overall ranking

    (based on several benchmarks)

    1122 left arrow score
  • Higher clock speed

    Around 46% better clock speed

    2.80 GHz left arrow 1.50 GHz
  • Higher turbo clock speed

    Around 9 % better overclocked clock speed

    3.30 GHz left arrow 3.00 GHz

Positions in all rankings

Common positions Intel Core i7-4558U CPU in popular benchmarks, for comparison with other models.

  • Cinebench R15 (Single-Core)
    653 place
  • Cinebench R15 (Multi-Core)
    713 place
  • Geekbench 5, 64bit (Single-Core)
    1041 place
  • Geekbench 5, 64bit (Multi-Core)
    1144 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    438 place
  • Geekbench 3, 64bit (Single-Core)
    440 place
  • Geekbench 3, 64bit (Multi-Core)
    514 place
  • Cinebench R11.5, 64bit (Single-Core)
    543 place
  • Cinebench R11.5, 64bit (Multi-Core)
    486 place
  • Cinebench R11.5, 64bit (iGPU, OpenGL)
    176 place
  • Estimated results for PassMark CPU Mark
    866 place

Specifications

Technical data
Intel Core i7-4550U Intel Core i7-4550U
Intel Core i7-4558U Intel Core i7-4558U
CPU family and group

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

  • Segment
    Mobile left arrow Mobile
  • Family
    Intel Core i7 left arrow Intel Core i7
  • Generation
    4 left arrow 4
  • CPU group
    Intel Core i 4000U left arrow Intel Core i 4000U
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
    1.50 GHz left arrow 2.80 GHz
  • CPU Cores
    2 left arrow 2
  • Turbo (1 Core)
    3.00 GHz left arrow 3.30 GHz
  • CPU Threads
    4 left arrow 4
  • Turbo (2 Cores)
    2.60 GHz left arrow 3.10 GHz
  • Hyperthreading
    Yes left arrow Yes
  • Overclocking
    No left arrow No
  • 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 5000 left arrow Intel Iris Graphics 5100
  • GPU frequency
    0.20 GHz left arrow 0.20 GHz
  • GPU (Turbo)
    1.10 GHz left arrow 1.20 GHz
  • Execution units
    40 left arrow 40
  • Shader
    320 left arrow 320
  • Max. GPU Memory
    2 GB left arrow 2 GB
  • Max. displays
    3 left arrow 3
  • Generation
    7.5 left arrow 7.5
  • DirectX Version
    11.1 left arrow 11.1
  • Technology
    22 nm left arrow 22 nm
  • Release date
    Q2/2013 left arrow Q2/2013
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 Decode / Encode
  • VP9
    No left arrow No
  • VP8
    No left arrow No
  • AV1
    No left arrow No
  • AVC
    Decode / Encode left arrow Decode / Encode
  • VC-1
    Decode left arrow Decode
  • JPEG
    Decode left arrow Decode
Memory specs & PCI

Types, channel quantity of RAM supported by Intel Core i7-4558U and Intel Core i7-4550U. Depending on the motherboards, higher or lower memory frequencies may be supported.

  • Memory type
    DDR3L-1600 SO-DIMM left arrow DDR3L-1333 SO-DIMMDDR3L-1600 SO-DIMM
  • Max. Memory
    16 GB left arrow 16 GB
  • ECC
    No left arrow No
  • Memory channels
    2 left arrow 2
  • PCIe version
    2.0 left arrow 2.0
  • PCIe lanes
    12 left arrow 12
Encryption
  • AES-NI
    Yes left arrow Yes
Thermal Management

Compare the TDP requirements of TDP Intel Core i7-4550U and Intel Core i7-4558U to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

  • TDP (PL1)
    15 W left arrow 28 W
  • Tjunction max.
    -- left arrow 100 °C
Technologies and extensions

Architecture, interfaces, additional instructions supported by Intel Core i7-4550U and Intel Core i7-4550U, 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
  • ISA extensions
    SSE4.1, SSE4.2, AVX2 left arrow SSE4.1, SSE4.2, AVX2
  • L3-Cache
    4.00 MB left arrow 4.00 MB
  • Architecture
    Haswell U left arrow Haswell U
  • Technology
    22 nm left arrow 22 nm
  • Socket
    BGA 1168 left arrow BGA 1168
  • Release date
    Q3/2013 left arrow Q3/2013

Benchmarks

Performance tests CPUs

Based on the results of several benchmarks, you can more accurately estimate the difference in performance between Intel Core i7-4550U and Intel Core i7-4558U.

Compare the synthetic test values and choose the best processor!

Cinebench R15 (Single-Core)
The Cinebench R15 SC stresses the computing modules of a desktop or laptop computer to their limits and accurately determines the key performance parameters of the hardware
123
Intel Core i7-4550U
129
Intel Core i7-4558U
Cinebench R15 (Multi-Core)
The Cinebench R15 MC stresses the computing modules of a desktop or laptop computer to their limits and accurately determines the key performance parameters of the hardware
269
Intel Core i7-4550U
314
Intel Core i7-4558U
iGPU - FP32 Performance (Single-precision GFLOPS)
The performance of the iGPU - the internal GPU in games
704
Intel Core i7-4550U
768
Intel Core i7-4558U
Estimated results for PassMark CPU Mark
PassMark is a test suite that performs complex mathematical calculations to determine CPU performance on file compression, encryption and physics-related tasks
4197
Intel Core i7-4550U
4749
Intel Core i7-4558U

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