Intel Core i7-13700K
Intel Core2 Duo E8400
Select video card 1
Select video card 2

Intel Core i7-13700K vs Intel Core2 Duo E8400. Specifications, performance, tests

Overall score
star star star star star
Released
Q4/2022
Intel Core i7-13700K
Intel Core i7-13700K
Released
Q1/2008
Overall score
star star star star star
Intel Core2 Duo E8400
Intel Core2 Duo E8400

What's the best choice Intel Core i7-13700K or Intel Core2 Duo E8400? Which processor is faster?

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

Intel Core i7-13700K has a maximum frequency of 3.40 GHz. 16 Cores. Power consumption of 125 W. Released in Q4/2022.

Intel Core2 Duo E8400 has a maximum frequency of 3.00 GHz. 2 Cores. Power consumption of 65 W. Released in Q1/2008.

Differences

  • Place in the overall ranking

    (based on several benchmarks)

    24 left arrow score
  • Higher clock speed

    Around 12% better clock speed

    3.40 GHz left arrow 3.00 GHz
  • More number of cores

    14 times more cores

    16 left arrow 2

Positions in all rankings

Common positions Intel Core i7-13700K CPU in popular benchmarks, for comparison with other models.

  • Cinebench R23 (Single-Core)
    6 place
  • Cinebench R23 (Multi-Core)
    25 place
  • Cinebench R20 (Single-Core)
    17 place
  • Cinebench R20 (Multi-Core)
    20 place
  • Cinebench R15 (Single-Core)
    15 place
  • Cinebench R15 (Multi-Core)
    13 place
  • Geekbench 5, 64bit (Single-Core)
    26 place
  • Geekbench 5, 64bit (Multi-Core)
    64 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    395 place
  • Estimated results for PassMark CPU Mark
    36 place
  • Geekbench 6 (Single-Core)
    15 place
  • Place in the overall ranking

    (based on several benchmarks)

    1790 left arrow score
  • Performance per watt

    About 0.52 times less performance per watt

    65 W left arrow 125 W

Positions in all rankings

Common positions Intel Core2 Duo E8400 CPU in popular benchmarks, for comparison with other models.

  • Geekbench 5, 64bit (Single-Core)
    1170 place
  • Geekbench 5, 64bit (Multi-Core)
    1364 place
  • Estimated results for PassMark CPU Mark
    1327 place

Specifications

Technical data
Intel Core i7-13700K Intel Core i7-13700K
Intel Core2 Duo E8400 Intel Core2 Duo E8400
CPU family and group

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

  • Segment
    Desktop / Server left arrow Desktop
  • Family
    Intel Core i7 left arrow Intel Core2 Duo
  • Generation
    13 left arrow 2
  • CPU group
    Intel Core i 13000 left arrow Intel Core 2 Duo E7000/E8000
  • Predecessor
    Intel Core i7-12700K left arrow No
  • Successor
    No left arrow No
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
    3.40 GHz left arrow 3.00 GHz
  • CPU Cores
    16 left arrow 2
  • Turbo (1 Core)
    No left arrow No
  • CPU Threads
    24 left arrow 2
  • Turbo (2 Cores)
    No turbo left arrow No turbo
  • Hyperthreading
    Yes left arrow No
  • Overclocking
    Yes left arrow Yes
  • Core architecture
    hybrid left arrow normal
Memory specs & PCI

Types, channel quantity of RAM supported by Intel Core2 Duo E8400 and Intel Core i7-13700K. Depending on the motherboards, higher or lower memory frequencies may be supported.

  • Memory type
    DDR5-5600 left arrow DDR2-1066 / DDR3-1333
  • Max. Memory
    128 GB left arrow 16 GB
  • ECC
    Yes left arrow No
  • Memory channels
    2 left arrow 2
  • PCIe
    5.0 x 20 left arrow No data
Encryption
  • AES-NI
    Yes left arrow No
Thermal Management

Compare the TDP requirements of TDP Intel Core i7-13700K and Intel Core2 Duo E8400 to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

  • TDP (PL1)
    125 W left arrow 65 W
  • TDP up
    No left arrow No
  • TDP (PL2)
    241 W left arrow No
  • TDP down
    No left arrow No
  • Tjunction max.
    100 °C left arrow 80 °C
Technologies and extensions

Architecture, interfaces, additional instructions supported by Intel Core i7-13700K and Intel Core i7-13700K, 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
  • ISA extensions
    SSE4.1, SSE4.2, AVX2, AVX2+ left arrow MMX, SSE, SSE2, SSE3, SSE 4.1
  • L2-Cache
    22.00 MB left arrow 6.00 MB
  • L3-Cache
    30.00 MB left arrow No
  • Architecture
    Raptor Lake S left arrow Wolfdale
  • Technology
    10 nm left arrow 45 nm
  • Socket
    LGA 1700 left arrow LGA 775
  • Release date
    Q4/2022 left arrow Q1/2008

Benchmarks

Performance tests CPUs

Based on the results of several benchmarks, you can more accurately estimate the difference in performance between Intel Core i7-13700K and Intel Core2 Duo E8400.

Compare the synthetic test values and choose the best processor!

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
2090
Intel Core i7-13700K
473
Intel Core2 Duo E8400
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
16542
Intel Core i7-13700K
841
Intel Core2 Duo E8400

Latest comparisons