Athlon 64 X2 4200+ vs Core i5-6400

Primary details

Comparing Core i5-6400 and Athlon 64 X2 4200+ processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1508	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.70	no data
Market segment	Desktop processor	Desktop processor
Series	Intel Core i5	no data
Architecture codename	Skylake (2015−2016)	Manchester (2005−2006)
Release date	1 September 2015 (8 years ago)	December 2006 (17 years ago)
Launch price (MSRP)	$187	$309

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i5-6400 and Athlon 64 X2 4200+ 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	4 (Quad-Core)	2 (Dual-core)
Threads	4	2
Base clock speed	2.7 GHz	no data
Boost clock speed	2.7 GHz	2.2 GHz
Bus support	4 × 8 GT/s	no data
L1 cache	256 KB	256K
L2 cache	1 MB	512 KB
L3 cache	6 MB	0 KB
Chip lithography	14 nm	90 nm
Die size	122 mm2	220 mm2
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	no data	154 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Core i5-6400 and Athlon 64 X2 4200+ 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 (Uniprocessor)	1
Socket	FCLGA1151	939
Power consumption (TDP)	65 Watt	89 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-6400 and Athlon 64 X2 4200+. You'll probably need this information if you require some particular technology.

AES-NI	+	no data
AVX	+	no data
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
TSX	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-6400 and Athlon 64 X2 4200+ are enumerated here.

AMD-V	+	no data
VT-d	+	no data
VT-x	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-6400 and Athlon 64 X2 4200+. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3, DDR4	no data
Maximum memory size	64 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	34.134 GB/s	no data
ECC memory support	-	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Intel HD Graphics 530

no data

Peripherals

Specifications and connection of peripherals supported by Core i5-6400 and Athlon 64 X2 4200+.

PCIe version	3.0	no data
PCI Express lanes	16	no data

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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Pros & cons summary

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Physical cores	4	2
Threads	4	2
Chip lithography	14 nm	90 nm
Power consumption (TDP)	65 Watt	89 Watt

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Should you still have questions on choice between Core i5-6400 and Athlon 64 X2 4200+, ask them in Comments section, and we shall answer.

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