Xeon E-2478 vs A6-6400B

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Aggregate performance score

A6-6400B
2013
2 cores / 2 threads, 65 Watt
1.06
Xeon E-2478
2023
8 cores / 16 threads, 80 Watt
19.49
+1739%

Xeon E-2478 outperforms A6-6400B by a whopping 1739% based on our aggregate benchmark results.

Primary details

Comparing A6-6400B and Xeon E-2478 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2438310
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data82.50
Market segmentDesktop processorServer
Power efficiency1.4922.22
Architecture codenameRichland (2013−2014)Raptor Lake-S (2023−2024)
Release date1 June 2013 (11 years ago)14 December 2023 (less than a year ago)
Launch price (MSRP)no data$568

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

A6-6400B and Xeon E-2478 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 cores2 (Dual-core)8 (Octa-Core)
Threads216
Base clock speed3.9 GHz2.8 GHz
Boost clock speed4.1 GHz5.2 GHz
Bus rateno data16 GT/s
L1 cache96K80 KB (per core)
L2 cache1 MB (shared)2 MB (per core)
L3 cacheno data24 MB (shared)
Chip lithography32 nmIntel 7 nm
Die size246 mm2257 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)70 °Cno data
Number of transistors1,303 millionno data
64 bit support++
Unlocked multiplier+-

Compatibility

Information on A6-6400B and Xeon E-2478 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 configuration11
SocketFM2FCLGA1700
Power consumption (TDP)65 Watt80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A6-6400B and Xeon E-2478. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
FMA+-
AVX++
PowerNow+-
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data2
Hyper-Threading Technologyno data+
Idle Statesno data+
Thermal Monitoring-+
Turbo Boost Max 3.0no data+

Security technologies

A6-6400B and Xeon E-2478 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by A6-6400B and Xeon E-2478 are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by A6-6400B and Xeon E-2478. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-1866DDR5-4800
Maximum memory sizeno data128 GB
Max memory channelsno data2
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon HD 8470DN/A

Peripherals

Specifications and connection of peripherals supported by A6-6400B and Xeon E-2478.

PCIe version2.05
PCI Express lanesno data16

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.

A6-6400B 1.06
Xeon E-2478 19.49
+1739%

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.

A6-6400B 1616
Xeon E-2478 29827
+1746%

Gaming performance

Pros & cons summary


Performance score 1.06 19.49
Recency 1 June 2013 14 December 2023
Physical cores 2 8
Threads 2 16
Power consumption (TDP) 65 Watt 80 Watt

A6-6400B has 23.1% lower power consumption.

Xeon E-2478, on the other hand, has a 1738.7% higher aggregate performance score, an age advantage of 10 years, and 300% more physical cores and 700% more threads.

The Xeon E-2478 is our recommended choice as it beats the A6-6400B in performance tests.

Note that A6-6400B is a desktop processor while Xeon E-2478 is a server/workstation one.


Should you still have questions on choice between A6-6400B and Xeon E-2478, ask them in Comments section, and we shall answer.

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


AMD A6-6400B
A6-6400B
Intel Xeon E-2478
Xeon E-2478

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Community ratings

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Questions & comments

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