Xeon E5462 vs A6-6400K

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Aggregate performance score

A6-6400K
2013
2 cores / 2 threads, 65 Watt
0.94
Xeon E5462
2007
4 cores / 4 threads, 80 Watt
1.39
+47.9%

Xeon E5462 outperforms A6-6400K by a considerable 48% based on our aggregate benchmark results.

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking26602365
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data0.09
Market segmentDesktop processorServer
SeriesAMD A-Series (Desktop)no data
Power efficiency1.391.67
DesignerAMDIntel
Manufacturerno dataIntel
Architecture codenameRichland (2013−2014)Harpertown (2007−2008)
Release date1 June 2013 (11 years ago)11 November 2007 (17 years ago)
Launch price (MSRP)no data$797

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Performance to price scatter graph

Detailed specifications

A6-6400K and Xeon E5462 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)4 (Quad-Core)
Threads24
Base clock speed3.9 GHz2.8 GHz
Boost clock speed4.1 GHz2.8 GHz
L1 cache96 KB64 KB (per core)
L2 cache1024 KB6 MB (per die)
L3 cache0 KB12 MB L2 Cache
Chip lithography32 nm45 nm
Die size246 mm22x 107 mm2
Maximum core temperature70 °Cno data
Maximum case temperature (TCase)70 °C63 °C
Number of transistors1,178 million820 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-
VID voltage rangeno data0.85V-1.35V

Compatibility

Information on A6-6400K and Xeon E5462 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
SocketFM2LGA771
Power consumption (TDP)65 Watt80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A6-6400K and Xeon E5462. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX, SSE1-4a, AES, ABM, AVX, BMI1, AMD64, VT, EVP, Turbo Core 3.0no data
AES-NI+-
FMAFMA4-
AVX+-
PowerNow+-
PowerGating+-
VirusProtect+-
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data-
Idle Statesno data+
Thermal Monitoring-+
Demand Based Switchingno data+
FSB parityno data+

Security technologies

A6-6400K and Xeon E5462 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by A6-6400K and Xeon E5462 are enumerated here.

AMD-V+-
VT-xno data+
EPTno data-
IOMMU 2.0+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A6-6400K and Xeon E5462. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-1866DDR2, DDR3 Depends on motherboard
Max memory channels2no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon HD 8470DN/A
จำนวนพาธไลน์192no data
Enduro+-
Switchable graphics+-
UVD+-
VCE+-

Graphics interfaces

Available interfaces and connections of A6-6400K and Xeon E5462 integrated GPUs.

DisplayPort+-
HDMI+-

Graphics API support

APIs supported by A6-6400K and Xeon E5462 integrated GPUs, sometimes API versions are included.

DirectXDirectX® 11no data

Peripherals

Specifications and connection of peripherals supported by A6-6400K and Xeon E5462.

PCIe version2.02.0

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.

A6-6400K 0.94
Xeon E5462 1.39
+47.9%

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. Other than that, Passmark measures multi-core performance.

A6-6400K 1512
Xeon E5462 2231
+47.6%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

A6-6400K 411
+3.8%
Xeon E5462 396

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

A6-6400K 577
Xeon E5462 1239
+115%

Gaming performance

Pros & cons summary


Performance score 0.94 1.39
Recency 1 June 2013 11 November 2007
Physical cores 2 4
Threads 2 4
Chip lithography 32 nm 45 nm
Power consumption (TDP) 65 Watt 80 Watt

A6-6400K has an age advantage of 5 years, a 40.6% more advanced lithography process, and 23.1% lower power consumption.

Xeon E5462, on the other hand, has a 47.9% higher aggregate performance score, and 100% more physical cores and 100% more threads.

The Intel Xeon E5462 is our recommended choice as it beats the AMD A6-6400K in performance tests.

Note that A6-6400K is a desktop processor while Xeon E5462 is a server/workstation one.

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AMD A6-6400K
A6-6400K
Intel Xeon E5462
Xeon E5462

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Community ratings

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3.1 175 votes

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3.3 80 votes

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