Intel Core i7-3770K
AMD A4-3420
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AMD A4-3420 vs Intel Core i7-3770K

Overall score
star star star star star
Released
Q2/2012
Released
Q4/2011
Overall score
star star star star star

Which one of the central processing units is better: AMD A4-3420 or Intel Core i7-3770K? On this page we compare the technical data and benchmark results of different CPUs.

The AMD A4-3420 has 2 cores and 2 threads with maximum working frequency of No turbo. The AMD A4-3420 was released on Q4/2011.

The Intel Core i7-3770K has 4 cores with 2 threads and No turbo of frequency. The Intel Core i7-3770K was released on Q2/2012.

Differences
Reasons to consider
Intel Core i7-3770K
Report a bug
  • Higher clock speed
    3.50 GHz left arrow 2.80 GHz
    Around -25% better clock speed
  • More number of cores
    4 left arrow 2
    2 times more threads
Reasons to consider
AMD A4-3420
Report a bug
  • Performance per watt
    65 W left arrow 77 W
    About 0.84 times less performance per watt
Specifications
Complete list of technical specifications
Intel Core i7-3770K Intel Core i7-3770K
AMD A4-3420 AMD A4-3420
CPU generation and family

Let's find out which one of Intel Core i7-3770K and AMD A4-3420 is of a more recent generation, and what segment it belongs to.

  • Name
    Intel Core i7-3770K left arrow AMD A4-3420
  • Segment
    Desktop / Server left arrow Desktop / Server
  • Family
    Intel Core i7 left arrow AMD A
  • Generation
    3 left arrow 1
  • CPU group
    Intel Core i 3000 left arrow AMD A4-3000
CPU Cores and Base Frequency

In this block we are going to compare Intel Core i7-3770K vs AMD A4-3420 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
    3.50 GHz left arrow 2.80 GHz
  • CPU Cores
    4 left arrow 2
  • Turbo (1 Core)
    3.90 GHz left arrow No turbo
  • CPU Threads
    8 left arrow 2
  • Hyperthreading
    Yes left arrow No
  • Overclocking
    Yes left arrow Yes
  • Core architecture
    normal left arrow normal
Internal Graphics

Common specifications for integrated graphics cards in Intel Core i7-3770K and AMD A4-3420 along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

  • GPU name
    Intel HD Graphics 4000 left arrow AMD Radeon HD 6410D
  • GPU frequency
    0.65 GHz left arrow 0.60 GHz
  • GPU (Turbo)
    1.15 GHz left arrow No turbo
  • Execution units
    16 left arrow 2
  • Shader
    128 left arrow 160
  • Max. GPU Memory
    -- left arrow 1 GB
  • Max. displays
    3 left arrow 2
  • Generation
    7 left arrow 3
  • DirectX Version
    11.0 left arrow 11
  • Technology
    22 nm left arrow 32 nm
  • Release date
    Q1/2011 left arrow Q4/2010
Hardware codec support

Let's compare the support of video codecs between Intel Core i7-3770K and AMD A4-3420. 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 Decode
  • VP9
    No left arrow No
  • VP8
    No left arrow No
  • AV1
    No left arrow No
  • AVC
    Decode / Encode left arrow Decode
  • VC-1
    Decode left arrow Decode
  • JPEG
    Decode left arrow Decode / Encode
Memory & PCIe

To choose the best model between Intel Core i7-3770K and AMD A4-3420 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
    DDR3-1600 left arrow DDR3-1600
  • Max. Memory
    32 GB left arrow
  • ECC
    No left arrow No
  • Memory channels
    2 left arrow 2
  • PCIe version
    3.0 left arrow
  • PCIe lanes
    16 left arrow
Encryption

AES-NI encryption support for CPUs Intel Core i7-3770K and AMD A4-3420.

  • AES-NI
    Yes left arrow No
Thermal Management

Let's find out what TDP value would be better for Intel Core i7-3770K or AMD A4-3420? 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)
    77 W left arrow 65 W
Technical details

Here you can find a comparison of 2nd and 3rd level cache sizes for Intel Core i7-3770K and AMD A4-3420 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 AMD-V
  • ISA extensions
    SSE4.1, SSE4.2, AVX left arrow SSE3, SSE4a
  • L3-Cache
    8.00 MB left arrow 1.00 MB
  • Architecture
    Ivy Bridge S left arrow Llano (K10)
  • Technology
    22 nm left arrow 32 nm
  • Socket
    LGA 1155 left arrow FM1
  • Release date
    Q2/2012 left arrow Q4/2011
Devices using this processor

List of devices based on Intel Core i7-3770K and AMD A4-3420.

  • Used in
    Unknown left arrow Unknown
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