Intel Core i7-4790K
Intel Xeon E7-8880 v2
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Intel Core i7-4790K vs Intel Xeon E7-8880 v2

Overall score
star star star star star
Released
Q2/2014
Released
Q1/2014
Overall score
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Which one of the central processing units is better: Intel Core i7-4790K or Intel Xeon E7-8880 v2? On this page we compare the technical data and benchmark results of different CPUs.

The Intel Core i7-4790K has 4 cores and 8 threads with maximum working frequency of 4.40 GHz. The Intel Core i7-4790K was released on Q2/2014.

The Intel Xeon E7-8880 v2 has 15 cores with 8 threads and 4.40 GHz of frequency. The Intel Xeon E7-8880 v2 was released on Q1/2014.

Differences
Reasons to consider
Intel Core i7-4790K
Report a bug
  • Higher clock speed
    4.00 GHz left arrow 2.50 GHz
    Around -60% better clock speed
  • Higher turbo clock speed
    4.40 GHz left arrow 3.10 GHz
    Around 30% better overclocked clock speed
  • Performance per watt
    88 W left arrow 130 W
    About 1.48 0.97 times less performance per watt
Reasons to consider
Intel Xeon E7-8880 v2
Report a bug
  • More number of cores
    15 left arrow 4
    4 times more cores
Performance tests
Real tests Intel Core i7-4790K vs Intel Xeon E7-8880 v2
Specifications
Complete list of technical specifications
Intel Core i7-4790K Intel Core i7-4790K
Intel Xeon E7-8880 v2 Intel Xeon E7-8880 v2
CPU generation and family

Let's find out which one of Intel Core i7-4790K and Intel Xeon E7-8880 v2 is of a more recent generation, and what segment it belongs to.

  • Name
    Intel Core i7-4790K left arrow Intel Xeon E7-8880 v2
  • Segment
    Desktop / Server left arrow Desktop / Server
  • Family
    Intel Core i7 left arrow Intel Xeon E7
  • Generation
    4 left arrow 4
  • CPU group
    Intel Core i 4000 left arrow Intel Xeon E7 v2
CPU Cores and Base Frequency

In this block we are going to compare Intel Core i7-4790K vs Intel Xeon E7-8880 v2 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.

  • Frequency
    4.00 GHz left arrow 2.50 GHz
  • CPU Cores
    4 left arrow 15
  • Turbo (1 Core)
    4.40 GHz left arrow 3.10 GHz
  • CPU Threads
    8 left arrow 30
  • Hyperthreading
    Yes left arrow Yes
  • Overclocking
    Yes left arrow No
  • Core architecture
    normal left arrow normal
Internal Graphics

Common specifications for integrated graphics cards in Intel Core i7-4790K and Intel Xeon E7-8880 v2 along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

  • GPU name
    Intel HD Graphics 4600 left arrow no iGPU
  • GPU frequency
    0.35 GHz left arrow
  • GPU (Turbo)
    1.25 GHz left arrow No turbo
  • Execution units
    20 left arrow
  • Shader
    160 left arrow
  • Max. GPU Memory
    2 GB left arrow --
  • Max. displays
    3 left arrow
  • Generation
    7.5 left arrow
  • DirectX Version
    11.1 left arrow
  • Technology
    22 nm left arrow
  • Release date
    Q2/2013 left arrow
Hardware codec support

Let's compare the support of video codecs between Intel Core i7-4790K and Intel Xeon E7-8880 v2. 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
    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 & PCIe

To choose the best model between Intel Core i7-4790K and Intel Xeon E7-8880 v2 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
    left arrow DDR3-1600
  • Max. Memory
    32 GB left arrow
  • ECC
    No left arrow Yes
  • Memory channels
    2 left arrow 4
  • PCIe version
    3.0 left arrow
  • PCIe lanes
    16 left arrow
Encryption

AES-NI encryption support for CPUs Intel Core i7-4790K and Intel Xeon E7-8880 v2.

  • AES-NI
    Yes left arrow Yes
Thermal Management

Let's find out what TDP value would be better for Intel Core i7-4790K or Intel Xeon E7-8880 v2? 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)
    88 W left arrow 130 W
Technical details

Here you can find a comparison of 2nd and 3rd level cache sizes for Intel Core i7-4790K and Intel Xeon E7-8880 v2 CPUs along with a list of ISA extensions.

  • 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, AVX
  • L3-Cache
    8.00 MB left arrow 38.00 MB
  • Architecture
    Devils Canyon S left arrow Ivy Bridge EX
  • Technology
    22 nm left arrow 22 nm
  • Socket
    LGA 1150 left arrow LGA 2011
  • Release date
    Q2/2014 left arrow Q1/2014
Devices using this processor

List of devices based on Intel Core i7-4790K and Intel Xeon E7-8880 v2.

  • Used in
    Unknown left arrow Unknown
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