AMD Phenom II X4 955
AMD Phenom II X4 975
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AMD Phenom II X4 955 vs AMD Phenom II X4 975

Overall score
star star star star star
Released
Q2/2009
Released
Q1/2011
Overall score
star star star star star

It's time to compare processors AMD Phenom II X4 955 vs. AMD Phenom II X4 975 and find out which model is better, more modern and more productive, for example in games or rendering. We use not only official processor specifications but also benchmark results to achieve maximum accuracy in performance evaluation.

Comparing AMD Phenom II X4 955 vs. AMD Phenom II X4 975

First of all, the comparison of AMD Phenom II X4 955 vs AMD Phenom II X4 975 should start with a basic perception of the performance difference. All of the values listed in the table are important and affect the final position in the ranking of the best processors. Determining the difference is very easy with our comparison:

. . . . . . . . . . .
Specs CPU AMD Phenom II X4 955 CPU AMD Phenom II X4 975
Model dateAMD Phenom II X4 955 AMD Phenom II X4 975
Frequency per core 3.20 GHz 3.60 GHz
RAM type and frequencyDDR2-1066 DDR2-1066
Motherboard socket AM3 AM3
Number of cores 4 4
Kernel Threads 4 4
Basic clock speed3.20 GHz 3.60 GHz
Lithography45 nm 45 nm
L2 cache memory-- --
L3 cache memory6.00 MB 6.00 MB
Architecture Deneb (K10) Deneb (K10)
TDP125 W 125 W
heat output 125 W 125 W
Where to useDesktop / Server Desktop / Server
 

What is the main difference between AMD Phenom II X4 955 and AMD Phenom II X4 975?

The main difference between AMD Phenom II X4 955 / AMD Phenom II X4 975 processors is the clock speed, L2 and L3 memory size, production date, and base clock speed which directly affects performance or gaming performance.

Whether AMD Phenom II X4 955 or AMD Phenom II X4 975?

To determine the best match between AMD Phenom II X4 955 and AMD Phenom II X4 975, it is worth looking at scores in performance benchmarks, otherwise known as benchmarks. The higher the score, the faster and more modern the processor is, it is the one you can buy to upgrade your system.

Differences
Reasons to consider
AMD Phenom II X4 955
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Reasons to consider
AMD Phenom II X4 975
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  • Higher clock speed
    3.60 GHz left arrow 3.20 GHz
    Around 11% better clock speed
Specifications
Complete list of technical specifications
AMD Phenom II X4 955 AMD Phenom II X4 955
AMD Phenom II X4 975 AMD Phenom II X4 975
CPU generation and family

Comparison of processors AMD Phenom II X4 955 vs. AMD Phenom II X4 975 will begin with the difference in model generations and their basic specifications: the purpose of the model (for server or workstation, computer or laptop), the code name of the CPU model and its generation, the previous model and the family related to a specific processor group.

  • Name
    AMD Phenom II X4 955 left arrow AMD Phenom II X4 975
  • Segment
    Desktop / Server left arrow Desktop / Server
  • Family
    AMD Phenom II left arrow AMD Phenom II
  • Generation
    4 left arrow 4
  • CPU group
    AMD Phenom II - 800/900 left arrow AMD Phenom II - 800/900
CPU Cores and Base Frequency

Comparing processors AMD Phenom II X4 955 vs. AMD Phenom II X4 975 in this info section reveals us the performance difference in terms of base clock frequency, number of cores and number of threads. Note the possibility of overclocking models and support for hyperthreading, which is important for processing large data sets.

  • Frequency
    3.20 GHz left arrow 3.60 GHz
  • CPU Cores
    4 left arrow 4
  • Turbo (1 Core)
    No turbo left arrow No turbo
  • CPU Threads
    4 left arrow 4
  • Turbo (4 Cores)
    No turbo left arrow No turbo
  • Hyperthreading
    No left arrow No
  • Overclocking
    Yes left arrow Yes
  • Core architecture
    normal left arrow normal
Internal Graphics

Integrated graphics in the CPU is an addition that is not always found in models. So just pay attention to the presence of iGPU, it is a feature that does not affect the overall performance evaluation. If the CPU comparison AMD Phenom II X4 955 versus AMD Phenom II X4 975 lacks an integrated graphics card in one of the models being compared, just go ahead and explore the following information.

  • GPU name
    no iGPU left arrow no iGPU
  • GPU (Turbo)
    No turbo left arrow No turbo
Hardware codec support

Consider hardware codec support for CPU AMD Phenom II X4 955 and CPU AMD Phenom II X4 975 in a performance comparison. Hardware acceleration helps to convert processed data into sound or video files; in fact, the presence or absence of this support does not affect the power of the model.

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

Comparing the performance of processors AMD Phenom II X4 955 and AMD Phenom II X4 975 in terms of supported memory specifications and PCIe can significantly impact the models' overall performance in gaming, rendering, and other professional applications. Make sure to examine these specifications closely; the CPU that supports a more advanced DDR memory standard (currently version 5), the latest PCIe version (version 5 being the newest), and compatibility with higher clock speed RAM will come out on top.

  • Memory type
    DDR2-1066 left arrow DDR2-1066
  • ECC
    No left arrow No
  • Memory channels
    2 left arrow 2
Encryption

Intel's Advanced Encryption Standard New Instructions (Intel AES-NI) is a standard implemented by Intel for its processors, aimed at providing a higher level of data protection through encryption. This feature might not be available in some AMD models. It is not included in performance ratings or benchmark speed evaluations.

  • AES-NI
    No left arrow No
Thermal Management

When comparing processors AMD Phenom II X4 955 and AMD Phenom II X4 975, it is important to pay attention to the processor's cooling system. A good cooling system ensures stable processor operation, prevents overheating, and increases its performance. The best processors are typically equipped with more efficient cooling systems, which is one of the factors that influence their high performance.

  • TDP (PL1)
    125 W left arrow 125 W
Technical details

When comparing the technical specifications of processors AMD Phenom II X4 955 and AMD Phenom II X4 975, it's important to consider several key factors that can impact their performance and efficiency. Firstly, take note of the release date, as newer models are generally more advanced and have improved performance. Secondly, consider the size of the L2 and L3 cache, as this directly affects the processor's speed of data processing and retrieval. Additionally, it's important to check the manufacturing process technology, as the smaller the nanometer value, the more advanced the technology and the better the performance. All these factors should be taken into account when making a decision on which processor to choose.

  • Instruction set (ISA)
    x86-64 (64 bit) left arrow x86-64 (64 bit)
  • Virtualization
    AMD-V left arrow AMD-V
  • ISA extensions
    SSE3, SSE4a left arrow SSE3, SSE4a
  • L3-Cache
    6.00 MB left arrow 6.00 MB
  • Architecture
    Deneb (K10) left arrow Deneb (K10)
  • Technology
    45 nm left arrow 45 nm
  • Socket
    AM3 left arrow AM3
  • Release date
    Q2/2009 left arrow Q1/2011
Devices using this processor

At the end of the processor model comparison AMD Phenom II X4 955 and AMD Phenom II X4 975 you can see in which workstations, gaming computers or laptops the models were installed. If you find an inaccuracy, please email us and we will complete this page.

  • Used in
    Unknown left arrow Unknown
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