Intel Core i5-8279U
Intel Core i5-8257U
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Intel Core i5-8279U vs Intel Core i5-8257U. Specifications, performance, tests

Overall score
star star star star star
Released
Q2/2019
Intel Core i5-8279U
Intel Core i5-8279U
Released
Q3/2019
Overall score
star star star star star
Intel Core i5-8257U
Intel Core i5-8257U

What's the best choice Intel Core i5-8279U or Intel Core i5-8257U? Which processor is faster?

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

Intel Core i5-8279U has a maximum frequency of 2.40 GHz. 4 Cores. Power consumption of 28 W. Released in Q2/2019.

Intel Core i5-8257U has a maximum frequency of 1.40 GHz. 4 Cores. Power consumption of 15 W. Released in Q3/2019.

Differences

  • Place in the overall ranking

    (based on several benchmarks)

    753 left arrow score
  • Higher clock speed

    Around 42% better clock speed

    2.40 GHz left arrow 1.40 GHz
  • Higher turbo clock speed

    Around 5% better overclocked clock speed

    4.10 GHz left arrow 3.90 GHz

Positions in all rankings

Common positions Intel Core i5-8279U CPU in popular benchmarks, for comparison with other models.

  • Cinebench R20 (Single-Core)
    315 place
  • Cinebench R20 (Multi-Core)
    314 place
  • Cinebench R15 (Single-Core)
    266 place
  • Cinebench R15 (Multi-Core)
    377 place
  • Geekbench 5, 64bit (Single-Core)
    501 place
  • Geekbench 5, 64bit (Multi-Core)
    625 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    350 place
  • Estimated results for PassMark CPU Mark
    495 place
  • Place in the overall ranking

    (based on several benchmarks)

    834 left arrow score
  • Performance per watt

    About 0.54 times less performance per watt

    15 W left arrow 28 W

Positions in all rankings

Common positions Intel Core i5-8257U CPU in popular benchmarks, for comparison with other models.

  • Cinebench R20 (Single-Core)
    329 place
  • Cinebench R20 (Multi-Core)
    325 place
  • Cinebench R15 (Single-Core)
    370 place
  • Cinebench R15 (Multi-Core)
    448 place
  • Geekbench 5, 64bit (Single-Core)
    575 place
  • Geekbench 5, 64bit (Multi-Core)
    645 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    410 place
  • Estimated results for PassMark CPU Mark
    508 place

Specifications

Technical data
Intel Core i5-8279U Intel Core i5-8279U
Intel Core i5-8257U Intel Core i5-8257U
CPU family and group

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

  • Segment
    Mobile left arrow Mobile
  • Family
    Intel Core i5 left arrow Intel Core i5
  • Generation
    8 left arrow 8
  • CPU group
    Intel Core i 8000U left arrow Intel Core i 8000U
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
    2.40 GHz left arrow 1.40 GHz
  • CPU Cores
    4 left arrow 4
  • Turbo (1 Core)
    4.10 GHz left arrow 3.90 GHz
  • CPU Threads
    8 left arrow 8
  • Turbo (4 Cores)
    3.60 GHz left arrow 3.20 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 Iris Plus Graphics 655 left arrow Intel Iris Plus Graphics 645
  • GPU frequency
    0.30 GHz left arrow 0.30 GHz
  • GPU (Turbo)
    1.15 GHz left arrow 1.05 GHz
  • Execution units
    48 left arrow 48
  • Shader
    384 left arrow 384
  • Max. GPU Memory
    32 GB left arrow 32 GB
  • Max. displays
    3 left arrow 3
  • Generation
    9.5 left arrow 9.5
  • DirectX Version
    12 left arrow 12
  • Technology
    14 nm left arrow 14 nm
  • Release date
    Q4/2017 left arrow Q4/2017
Hardware codec support

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

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

Types, channel quantity of RAM supported by Intel Core i5-8257U and Intel Core i5-8279U. Depending on the motherboards, higher or lower memory frequencies may be supported.

  • Memory type
    DDR4-2400 SO-DIMMLPDDR3-2133 left arrow DDR4-2400 SO-DIMMLPDDR3-2133
  • ECC
    No left arrow No
  • Memory channels
    2 left arrow 2
  • PCIe version
    3.0 left arrow 3.0
  • PCIe lanes
    16 left arrow 16
Encryption
  • AES-NI
    Yes left arrow Yes
Thermal Management

Compare the TDP requirements of TDP Intel Core i5-8279U and Intel Core i5-8257U to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

  • TDP (PL1)
    28 W left arrow 15 W
Technologies and extensions

Architecture, interfaces, additional instructions supported by Intel Core i5-8279U and Intel Core i5-8279U, 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
    6.00 MB left arrow 6.00 MB
  • Architecture
    Coffee Lake U left arrow Coffee Lake U
  • Technology
    14 nm left arrow 14 nm
  • Socket
    BGA 1528 left arrow BGA 1528
  • Release date
    Q2/2019 left arrow Q3/2019

Benchmarks

Performance tests CPUs

Based on the results of several benchmarks, you can more accurately estimate the difference in performance between Intel Core i5-8279U and Intel Core i5-8257U.

Compare the synthetic test values and choose the best processor!

Cinebench R20 (Single-Core)
Cinebench R20 SC is a high load CPU test for long tasks on a desktop or notebook PC, uses one CPU core, with no hypetrading
402
Intel Core i5-8279U
391
Intel Core i5-8257U
Cinebench R20 (Multi-Core)
Cinebench R20 MC is a high load CPU test for long tasks on a desktop or notebook PC, using a multi-core and hyperthreading
1702
Intel Core i5-8279U
1628
Intel Core i5-8257U
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
171
Intel Core i5-8279U
159
Intel Core i5-8257U
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
782
Intel Core i5-8279U
667
Intel Core i5-8257U
Geekbench 5, 64bit (Single-Core)
Geekbench 5 SC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively
1035
Intel Core i5-8279U
966
Intel Core i5-8257U
Geekbench 5, 64bit (Multi-Core)
Geekbench 5 MC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively
3953
Intel Core i5-8279U
3770
Intel Core i5-8257U
iGPU - FP32 Performance (Single-precision GFLOPS)
The performance of the iGPU - the internal GPU in games
883
Intel Core i5-8279U
806
Intel Core i5-8257U
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
11126
Intel Core i5-8279U
10739
Intel Core i5-8257U

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