EPYC 9655P vs A4 Micro-6400T

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Aggregate performance score

A4 Micro-6400T
2014
4 cores / 4 threads, 4 Watt
0.68
EPYC 9655P
2024
96 cores / 192 threads, 400 Watt
100.00
+14606%

EPYC 9655P outperforms A4 Micro-6400T by a whopping 14606% based on our aggregate benchmark results.

Primary details

Comparing A4 Micro-6400T and EPYC 9655P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking27391
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data2.62
Market segmentLaptopServer
SeriesAMD A-Seriesno data
Power efficiency14.2923.64
Architecture codenameMullins (2014)Turin (2024)
Release date29 April 2014 (10 years ago)10 October 2024 (less than a year ago)
Launch price (MSRP)no data$10,811

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

A4 Micro-6400T and EPYC 9655P 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)96
Threads4192
Base clock speed1 GHz2.6 GHz
Boost clock speed1.6 GHz4.5 GHz
L1 cacheno data80 KB (per core)
L2 cache2048 KB1 MB (per core)
L3 cacheno data384 MB (shared)
Chip lithography28 nm4 nm
Die sizeno data12x 70.6 mm2
Number of transistorsno data99,780 million
64 bit support++
Windows 11 compatibility-no data

Compatibility

Information on A4 Micro-6400T and EPYC 9655P 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 configurationno data1
SocketFT3bSP5
Power consumption (TDP)4.5 Watt400 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A4 Micro-6400T and EPYC 9655P. You'll probably need this information if you require some particular technology.

Instruction set extensions86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVXno data
AES-NI++
FMAFMA4-
AVX++
PowerNow+-
PowerGating+-
VirusProtect+-
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by A4 Micro-6400T and EPYC 9655P are enumerated here.

AMD-V++
IOMMU 2.0+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A4 Micro-6400T and EPYC 9655P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-1333DDR5
Max memory channels1no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon R3 GraphicsN/A
Enduro+-
Switchable graphics+-
UVD+-
VCE+-

Graphics interfaces

Available interfaces and connections of A4 Micro-6400T and EPYC 9655P integrated GPUs.

DisplayPort+-
HDMI+-

Graphics API support

APIs supported by A4 Micro-6400T and EPYC 9655P integrated GPUs, sometimes API versions are included.

DirectXDirectX® 12no data
Vulkan+-

Peripherals

Specifications and connection of peripherals supported by A4 Micro-6400T and EPYC 9655P.

PCIe version2.05.0
PCI Express lanesno data128

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

A4 Micro-6400T 0.68
EPYC 9655P 100.00
+14606%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

A4 Micro-6400T 1082
EPYC 9655P 158845
+14581%

Gaming performance

Pros & cons summary


Performance score 0.68 100.00
Recency 29 April 2014 10 October 2024
Physical cores 4 96
Threads 4 192
Chip lithography 28 nm 4 nm
Power consumption (TDP) 4 Watt 400 Watt

A4 Micro-6400T has 9900% lower power consumption.

EPYC 9655P, on the other hand, has a 14605.9% higher aggregate performance score, an age advantage of 10 years, 2300% more physical cores and 4700% more threads, and a 600% more advanced lithography process.

The EPYC 9655P is our recommended choice as it beats the A4 Micro-6400T in performance tests.

Be aware that A4 Micro-6400T is a notebook processor while EPYC 9655P is a server/workstation one.


Should you still have questions on choice between A4 Micro-6400T and EPYC 9655P, ask them in Comments section, and we shall answer.

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AMD A4 Micro-6400T
A4 Micro-6400T
AMD EPYC 9655P
EPYC 9655P

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Community ratings

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Questions & comments

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