Xeon E-2456 vs A6 PRO-7400B

Primary details

Comparing A6 PRO-7400B and Xeon E-2456 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2439	469
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	93.22
Market segment	Desktop processor	Server
Power efficiency	1.50	17.70
Architecture codename	Kaveri (2014−2015)	Raptor Lake-S (2023−2024)
Release date	31 July 2014 (10 years ago)	14 December 2023 (less than a year ago)
Launch price (MSRP)	no data	$375

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

A6 PRO-7400B and Xeon E-2456 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 cores	2 (Dual-core)	6 (Hexa-Core)
Threads	2	12
Base clock speed	3.5 GHz	3.3 GHz
Boost clock speed	3.9 GHz	5.1 GHz
Bus rate	no data	16 GT/s
L1 cache	no data	80 KB (per core)
L2 cache	1024 KB	1.25 MB (per core)
L3 cache	no data	18 MB (shared)
Chip lithography	28 nm	Intel 7 nm
Die size	245 mm2	163 mm2
Maximum core temperature	70 °C	100 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	2,411 million	no data
64 bit support	+	+

Compatibility

Information on A6 PRO-7400B and Xeon E-2456 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 configuration	1	1
Socket	FM2+	FCLGA1700
Power consumption (TDP)	65 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A6 PRO-7400B and Xeon E-2456. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
FMA	+	-
AVX	+	+
PowerTune	+	-
DualGraphics	+	-
TrueAudio	+	-
PowerNow	+	-
PowerGating	+	-
Out-of-band client management	+	-
VirusProtect	+	-
RAID	+	-
HSA	+	-
Enhanced SpeedStep (EIST)	no data	+
Turbo Boost Technology	no data	2
Hyper-Threading Technology	no data	+
Idle States	no data	+
Thermal Monitoring	-	+
Turbo Boost Max 3.0	no data	-

Security technologies

A6 PRO-7400B and Xeon E-2456 technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	no data	+
Secure Key	no data	+
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by A6 PRO-7400B and Xeon E-2456 are enumerated here.

AMD-V	+	-
VT-d	no data	+
VT-x	no data	+
EPT	no data	+
IOMMU 2.0	+	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A6 PRO-7400B and Xeon E-2456. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1866	DDR5-4800
Maximum memory size	no data	128 GB
Max memory channels	2	2
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	AMD Radeon R5 Graphics	N/A
iGPU core count	4	no data
Number of pipelines	256	no data
UVD	+	-
VCE	+	-

Graphics interfaces

Available interfaces and connections of A6 PRO-7400B and Xeon E-2456 integrated GPUs.

DisplayPort	+	-
HDMI	+	-

Graphics API support

APIs supported by A6 PRO-7400B and Xeon E-2456 integrated GPUs, sometimes API versions are included.

DirectX

DirectX® 12

no data

Peripherals

Specifications and connection of peripherals supported by A6 PRO-7400B and Xeon E-2456.

PCIe version	3.0	5
PCI Express lanes	16	16

Synthetic benchmark performance

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

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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.

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Pros & cons summary

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Performance score	1.03	14.96
Recency	31 July 2014	14 December 2023
Physical cores	2	6
Threads	2	12
Power consumption (TDP)	65 Watt	80 Watt

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Should you still have questions on choice between A6 PRO-7400B and Xeon E-2456, ask them in Comments section, and we shall answer.

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