Xeon w7-3455 vs A6-7400K

Primary details

Comparing A6-7400K and Xeon w7-3455 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2441	92
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	41.78
Market segment	Desktop processor	Server
Power efficiency	1.50	12.88
Architecture codename	Kaveri (2014−2015)	Sapphire Rapids (2023−2024)
Release date	31 July 2014 (10 years ago)	15 February 2023 (1 year ago)
Launch price (MSRP)	no data	$2,489

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

A6-7400K and Xeon w7-3455 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)	24 (Tetracosa-Core)
Threads	2	48
Base clock speed	3.5 GHz	2.5 GHz
Boost clock speed	3.9 GHz	4.8 GHz
L1 cache	128 KB	80 KB (per core)
L2 cache	1024 KB	2 MB (per core)
L3 cache	no data	67.5 MB
Chip lithography	28 nm	Intel 7 nm
Die size	245 mm2	4x 477 mm2
Maximum core temperature	70 °C	no data
Maximum case temperature (TCase)	72 °C	72 °C
Number of transistors	2,411 million	no data
64 bit support	+	+
Windows 11 compatibility	no data	+
Unlocked multiplier	+	-

Compatibility

Information on A6-7400K and Xeon w7-3455 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+	FCLGA4677
Power consumption (TDP)	65 Watt	270 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A6-7400K and Xeon w7-3455. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
FMA	+	-
AVX	+	+
FRTC	+	-
FreeSync	+	-
TrueAudio	+	-
PowerNow	+	-
PowerGating	+	-
Out-of-band client management	+	-
VirusProtect	+	-
HSA	+	-
vPro	no data	+
Enhanced SpeedStep (EIST)	no data	+
Speed Shift	no data	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	no data	+
TSX	-	+
Turbo Boost Max 3.0	no data	+
Deep Learning Boost	-	+

Security technologies

A6-7400K and Xeon w7-3455 technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	no data	+
SGX	no data	-
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by A6-7400K and Xeon w7-3455 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 A6-7400K and Xeon w7-3455. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1866	DDR5-4800
Maximum memory size	no data	4 TB
Max memory channels	2	8
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
Enduro	+	-
Switchable graphics	+	-
UVD	+	-
VCE	+	-

Graphics interfaces

Available interfaces and connections of A6-7400K and Xeon w7-3455 integrated GPUs.

DisplayPort	+	-
HDMI	+	-

Graphics API support

APIs supported by A6-7400K and Xeon w7-3455 integrated GPUs, sometimes API versions are included.

DirectX	DirectX® 12	no data
Vulkan	+	-

Peripherals

Specifications and connection of peripherals supported by A6-7400K and Xeon w7-3455.

PCIe version	3.0	5.0
PCI Express lanes	16	112

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	36.76
Recency	31 July 2014	15 February 2023
Physical cores	2	24
Threads	2	48
Power consumption (TDP)	65 Watt	270 Watt

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Should you still have questions on choice between A6-7400K and Xeon w7-3455, ask them in Comments section, and we shall answer.

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