EPYC 9455 vs Phenom II X4 965 BE (125W)

Primary details

Comparing Phenom II X4 965 BE (125W) and EPYC 9455 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2088not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorServer
Power efficiency1.21no data
Architecture codenameDeneb (2009−2011)Turin (2024)
Release date7 November 2009 (15 years ago)10 October 2024 (less than a year ago)
Launch price (MSRP)no data$5,412

Detailed specifications

Phenom II X4 965 BE (125W) and EPYC 9455 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)48 (Octatetraconta-Core)
Threads496
Base clock speed3.4 GHz3.15 GHz
Boost clock speed3.4 GHz4.4 GHz
L1 cache128 KB (per core)80 KB (per core)
L2 cache512 KB (per core)1 MB (per core)
L3 cache6 MB (shared)192 MB (shared)
Chip lithography45 nm4 nm
Die size258 mm26x 70.6 mm2
Number of transistors758 million49,890 million
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier+-

Compatibility

Information on Phenom II X4 965 BE (125W) and EPYC 9455 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration12
SocketAM3SP5
Power consumption (TDP)125 Watt300 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom II X4 965 BE (125W) and EPYC 9455. You'll probably need this information if you require some particular technology.

AES-NI-+
AVX-+
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom II X4 965 BE (125W) and EPYC 9455 are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X4 965 BE (125W) and EPYC 9455. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)N/A

Peripherals

Specifications and connection of peripherals supported by Phenom II X4 965 BE (125W) and EPYC 9455.

PCIe version2.05.0
PCI Express lanesno data128

Pros & cons summary


Recency 7 November 2009 10 October 2024
Physical cores 4 48
Threads 4 96
Chip lithography 45 nm 4 nm
Power consumption (TDP) 125 Watt 300 Watt

Phenom II X4 965 BE (125W) has 140% lower power consumption.

EPYC 9455, on the other hand, has an age advantage of 14 years, 1100% more physical cores and 2300% more threads, and a 1025% more advanced lithography process.

We couldn't decide between Phenom II X4 965 BE (125W) and EPYC 9455. We've got no test results to judge.

Note that Phenom II X4 965 BE (125W) is a desktop processor while EPYC 9455 is a server/workstation one.


Should you still have questions on choice between Phenom II X4 965 BE (125W) and EPYC 9455, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


AMD Phenom II X4 965 BE (125W)
Phenom II X4 965 BE (125W)
AMD EPYC 9455
EPYC 9455

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


4.2 628 votes

Rate Phenom II X4 965 BE (125W) on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

No user ratings yet.

Rate EPYC 9455 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Phenom II X4 965 BE (125W) or EPYC 9455, agree or disagree with our judgements, or report an error or mismatch.