Intel Core i3-1115GRE
Intel Core i7-7800X
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Intel Core i3-1115GRE vs Intel Core i7-7800X

Overall score
star star star star star
Released
Q3/2020
Released
Q2/2017
Overall score
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Which one of the central processing units is better: Intel Core i3-1115GRE or Intel Core i7-7800X? On this page we compare the technical data and benchmark results of different CPUs.

The Intel Core i3-1115GRE has 2 cores and 4 threads with maximum working frequency of 3.90 GHz. The Intel Core i3-1115GRE was released on Q3/2020.

The Intel Core i7-7800X has 6 cores with 4 threads and 3.90 GHz of frequency. The Intel Core i7-7800X was released on Q2/2017.

Differences
Reasons to consider
Intel Core i3-1115GRE
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  • Performance per watt
    15 W left arrow 140 W
    About 9.33 0.97 times less performance per watt
Reasons to consider
Intel Core i7-7800X
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  • Higher clock speed
    3.50 GHz left arrow 2.20 GHz
    Around 37% better clock speed
  • More number of cores
    6 left arrow 2
    3 times more cores
  • Higher turbo clock speed
    4.20 GHz left arrow 3.90 GHz
    Around 7 % better overclocked clock speed
Performance tests
Real tests Intel Core i3-1115GRE vs Intel Core i7-7800X
Specifications
Complete list of technical specifications
Intel Core i3-1115GRE Intel Core i3-1115GRE
Intel Core i7-7800X Intel Core i7-7800X
CPU generation and family

Let's find out which one of Intel Core i3-1115GRE and Intel Core i7-7800X is of a more recent generation, and what segment it belongs to.

  • Name
    Intel Core i3-1115GRE left arrow Intel Core i7-7800X
  • Segment
    Mobile left arrow Desktop / Server
  • Family
    Intel Core i3 left arrow Intel Core i7
  • Generation
    11 left arrow 7
  • CPU group
    Intel Core i 11000H left arrow Intel Core i 7000X
CPU Cores and Base Frequency

In this block we are going to compare Intel Core i3-1115GRE vs Intel Core i7-7800X 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
    2.20 GHz left arrow 3.50 GHz
  • CPU Cores
    2 left arrow 6
  • Turbo (1 Core)
    3.90 GHz left arrow 4.20 GHz
  • CPU Threads
    4 left arrow 12
  • Hyperthreading
    Yes left arrow Yes
  • Overclocking
    No left arrow Yes
  • Core architecture
    normal left arrow normal
Internal Graphics

Common specifications for integrated graphics cards in Intel Core i3-1115GRE and Intel Core i7-7800X along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

  • GPU name
    Intel UHD Graphics (Tiger Lake G4) left arrow no iGPU
  • GPU frequency
    0.30 GHz left arrow
  • GPU (Turbo)
    1.25 GHz left arrow No turbo
  • Execution units
    48 left arrow
  • Shader
    384 left arrow
  • Max. GPU Memory
    8 GB left arrow --
  • Max. displays
    4 left arrow
  • Generation
    11 left arrow
  • DirectX Version
    12 left arrow
  • Technology
    10 nm left arrow
  • Release date
    Q3/2020 left arrow
Hardware codec support

Let's compare the support of video codecs between Intel Core i3-1115GRE and Intel Core i7-7800X. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.

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

To choose the best model between Intel Core i3-1115GRE and Intel Core i7-7800X 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
    DDR4-3200LPDDR4X-3733 left arrow DDR4-2400
  • Max. Memory
    64 GB left arrow
  • ECC
    Yes left arrow No
  • Memory channels
    2 left arrow 4
  • PCIe version
    4.0 left arrow 3.0
  • PCIe lanes
    4 left arrow 28
Encryption

AES-NI encryption support for CPUs Intel Core i3-1115GRE and Intel Core i7-7800X.

  • AES-NI
    Yes left arrow Yes
Thermal Management

Let's find out what TDP value would be better for Intel Core i3-1115GRE or Intel Core i7-7800X? 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)
    15 W left arrow 140 W
  • TDP up
    28 W left arrow --
  • TDP down
    12 W left arrow --
  • Tjunction max.
    100 °C left arrow --
Technical details

Here you can find a comparison of 2nd and 3rd level cache sizes for Intel Core i3-1115GRE and Intel Core i7-7800X 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, AVX-512 left arrow SSE4.1, SSE4.2, AVX2, AVX-512
  • L3-Cache
    6.00 MB left arrow 8.00 MB
  • Architecture
    Tiger Lake H left arrow Skylake X
  • Technology
    10 nm left arrow 14 nm
  • Socket
    BGA 1449 left arrow LGA 2066
  • Release date
    Q3/2020 left arrow Q2/2017
Devices using this processor

List of devices based on Intel Core i3-1115GRE and Intel Core i7-7800X.

  • Used in
    Unknown left arrow Unknown
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