Intel Core i7-4578U
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Overall score
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Released
Q3/2014
Intel Core i7-4578U

Processor Intel Core i7-4578U, specifications and benchmarks

1083 place in the overall ranking CPUs!
The Intel Core i7-4578U processor is installed in BGA 1168 socket boards and operates at a frequency of 3.00 GHz. The Intel Core i7-4578U has a total of 2 cores. Release date: Q3/2014. TDP is 28 W. This review will provide all the technical specifications and detailed data about the Intel Core i7-4578U processor. Discover everything to determine whether a game or software will run on Intel Core i7-4578U.

Specifications

Technical data
CPU Family and Group

This section provides a comprehensive overview of the processors generation and family, explaining the specific market segment it is designed for. It covers key details such as the CPUs position within its product lineup, its intended use cases (e.g., consumer, server, or workstation), and how its generation compares to previous models.

  • Segment
    Mobile
  • Family
  • Generation
    4
  • CPU group
    Intel Core i 4000U
  • Predecessor
    --
  • Successor
    --
CPU Technical Specs

Intel Core i7-4578U. This section highlights key performance parameters of the processor, including the number of cores, threads, and clock speeds (base and boost frequencies). These metrics directly impact multitasking capabilities and overall system performance in both single-threaded and multi-threaded applications.

  • Frequency
    3.00 GHz
  • CPU Cores
    2
  • Turbo (1 Core)
    3.50 GHz
  • CPU Threads
    4
  • Turbo (2 Cores)
    No turbo
  • Hyperthreading
    Yes
  • Overclocking
    No
  • Core architecture
    normal
  • A core
    --
  • B core
    --
  • C core
    --
IGPU

This section provides details on the integrated graphics capabilities of the processor. It covers the architecture, performance characteristics, and supported technologies (e.g., DirectX, OpenGL), which are essential for systems without dedicated GPUs or for mobile devices that require energy-efficient graphics processing.

  • GPU name
    Intel Iris Graphics 5100
  • GPU frequency
    0.20 GHz
  • GPU (Turbo)
    1.20 GHz
  • Execution units
    40
  • Shader
    320
  • Max. GPU Memory
    2 GB
  • Max. displays
    3
  • Generation
    7.5
  • DirectX Version
    11.1
  • Technology
    22 nm
  • Release date
    Q2/2013
Hardware codec support

This section covers the built-in hardware codec support for video and image processing. The processor’s ability to handle codecs like H.264, HEVC, and VP9 directly influences its performance in tasks such as video playback, editing, and streaming. This hardware acceleration ensures smoother media handling with lower CPU utilization.

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

This section breaks down the technical characteristics of the memory supported by the processor, including the types (e.g., DDR4, DDR5), number of memory channels, and maximum supported memory speed. It also covers PCI Express support, which determines the bandwidth available for GPUs, SSDs, and other peripherals, critical for high-performance systems.

  • Memory type
    DDR3L-1333 SO-DIMMDDR3L-1600 SO-DIMMLPDDR3-1333LPDDR3-1600
  • Max. Memory
    16 GB
  • ECC
    No
  • Memory channels
    2
  • PCIe version
    2.0
  • PCIe lanes
    12
Encryption

This section focuses on the hardware-based security technologies integrated into the processor. These include encryption support features such as AES-NI, Intel SGX, and AMD Secure Memory Encryption, which provide robust protection for sensitive data and help mitigate cybersecurity risks.

  • AES-NI
    Yes
Thermal Management
  • TDP (PL1)
    28 W
  • TDP up
    --
  • TDP (PL2)
    --
  • TDP down
    --
  • Tjunction max.
    --
* see below
Technologies and Extensions

This section explains the underlying technologies that enable the processor to deliver high performance. It includes details about the manufacturing process (e.g., 7nm, 10nm), supported instruction sets (e.g., AVX, SSE), and virtual machine extensions that enhance compatibility and efficiency across various workloads.

  • Instruction set (ISA)
    x86-64 (64 bit)
  • Virtualization
    VT-x, VT-x EPT, VT-d
  • ISA extensions
    SSE4.1, SSE4.2, AVX2
  • L2-Cache
    --
  • L3-Cache
    4.00 MB
  • Architecture
    Haswell U
  • Technology
    22 nm
  • Socket
    BGA 1168
  • Release date
    Q3/2014
  • Part Number
    --
Positions in all rankings

Common positions Intel Core i7-4578U CPU in popular benchmarks, for comparison with other models.

  • Geekbench 5, 64bit (Single-Core)
    766 place
  • Geekbench 5, 64bit (Multi-Core)
    1033 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    449 place
  • Geekbench 3, 64bit (Single-Core)
    406 place
  • Geekbench 3, 64bit (Multi-Core)
    497 place
  • Estimated results for PassMark CPU Mark
    881 place
  • Geekbench 6 (Single-Core)
    222 place

Benchmarks

Performance tests CPU

Compare the benchmark scores of Intel Core i7-4578U with other processors to gauge its real-world performance across various tasks..

These tests encompass tasks such as mathematical calculations, 3D rendering, cryptocurrency mining, and performance evaluations in both single-core and multi-core modes.

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
801
800
800
799
Intel Core i7-4578U
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
1708
1703
1698
1694
Intel Core i7-4578U
iGPU - FP32 Performance (Single-precision GFLOPS)
The performance of the iGPU - the internal GPU in games
806
806
800
768
Intel Core i7-4578U
Geekbench 3, 64bit (Single-Core)
Geekbench 3 SC for one CPU core, includes stress tests simulating real 3D scenarios for Windows, Mac, Linux, Ansroid, iOS
3233
3228
3221
3219
Intel Core i7-4578U
Geekbench 3, 64bit (Multi-Core)
Geekbench 3 MC using a multi-core and hyperthreading, includes stress tests simulating real 3D scenarios for Windows, Mac, Linux, Ansroid, iOS
6513
6513
6510
6489
Intel Core i7-4578U
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
4683
4682
4682
4666
Intel Core i7-4578U

Synonyms

Similar processors in terms of performance.

Similar in technical data processors with Intel Core i7-4578U.

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*

PL1 - The power limit (in watts) generated by the processor (or GPU) during sustained, standard operation. It represents the typical thermal output during normal workloads.

PL2 - Represents the maximum power limit under heavy load or overclocking conditions. It indicates the thermal output during peak performance.

These values are essential for determining the optimal cooling system and power supply required to maintain stable performance.

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Intel Core i7-4578U

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