Atom x3-3205RK vs i5-4278U

Primary details

Comparing Core i5-4278U and Atom x3-3205RK processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2028	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i5	no data
Power efficiency	6.02	no data
Architecture codename	Haswell (2013−2015)	Silvermont (2015)
Release date	21 July 2014 (10 years ago)	2 March 2015 (9 years ago)
Launch price (MSRP)	$315	no data

Detailed specifications

Core i5-4278U and Atom x3-3205RK 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)	4 (Quad-Core)
Threads	4	4
Base clock speed	2.6 GHz	no data
Boost clock speed	3.1 GHz	1.2 GHz
Bus rate	5 GT/s	no data
L1 cache	128 KB	56K (per core)
L2 cache	512 KB	2 MB
L3 cache	3 MB	no data
Chip lithography	22 nm	28 nm
Die size	181 mm2	no data
Maximum core temperature	100 °C	no data
Number of transistors	1300 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Core i5-4278U and Atom x3-3205RK 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	FCBGA1168	no data
Power consumption (TDP)	28 Watt	2 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-4278U and Atom x3-3205RK. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	+
AVX	+	-
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-

Security technologies

Core i5-4278U and Atom x3-3205RK technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	no data
Secure Key	+	no data
Identity Protection	+	-

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-4278U and Atom x3-3205RK are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-4278U and Atom x3-3205RK. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR2, DDR3 1333 MHz Single-channel
Maximum memory size	16 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	25.6 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel Iris Graphics 5100	Mali-450 MP4
Max video memory	2 GB	no data
Quick Sync Video	+	-
Clear Video HD	+	no data
Graphics max frequency	1.1 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i5-4278U and Atom x3-3205RK integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-

Graphics image quality

Maximum display resolutions supported by Core i5-4278U and Atom x3-3205RK integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	3280x2000@60Hz	no data
Max resolution over DisplayPort	3200x2000@60Hz	no data

Graphics API support

APIs supported by Core i5-4278U and Atom x3-3205RK integrated GPUs, sometimes API versions are included.

DirectX	11.2/12	no data
OpenGL	4.3	no data

Peripherals

Specifications and connection of peripherals supported by Core i5-4278U and Atom x3-3205RK.

PCIe version	2	no data
PCI Express lanes	12	no data

Pros & cons summary

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Recency	21 July 2014	2 March 2015
Physical cores	2	4
Chip lithography	22 nm	28 nm
Power consumption (TDP)	28 Watt	2 Watt

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Should you still have questions on choice between Core i5-4278U and Atom x3-3205RK, ask them in Comments section, and we shall answer.

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