Atom Z2420 vs Core i3-4005U

Primary details

Comparing Core i3-4005U and Atom Z2420 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2320	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i3	no data
Architecture codename	Haswell (2013−2015)	Saltwell
Release date	4 September 2013 (10 years ago)	1 January 2013 (11 years ago)
Current price	$221	$32

Detailed specifications

Core i3-4005U and Atom Z2420 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)	1 (Single-Core)
Threads	4	2
Base clock speed	1.7 GHz	no data
Boost clock speed	1.7 GHz	1.2 GHz
L1 cache	64K (per core)	64K (per core)
L2 cache	256K (per core)	512K (per core)
L3 cache	3 MB (shared)	0 KB
Chip lithography	22 nm	32 nm
Die size	118 mm2	65 mm2
Maximum core temperature	100 °C	90 °C
Number of transistors	1,400 million	140 million
64 bit support	+	-
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Core i3-4005U and Atom Z2420 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	FC-MB4617
Power consumption (TDP)	15 Watt	3 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-4005U and Atom Z2420. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE, Intel® SSE2, Intel® SSE3
AES-NI	+	no data
AVX	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	+
TSX	-	no data
Idle States	+	+
Thermal Monitoring	+	+
Smart Response	-	no data
PAE	no data	32 Bit
GPIO	+	152
Smart Connect	+	no data
FDI	-	no data
AMT	9.5	no data
Matrix Storage	-	no data
Status	Discontinued	Discontinued
HD Audio	+	no data
RST	+	no data

Security technologies

Core i3-4005U and Atom Z2420 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i3-4005U and Atom Z2420 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-4005U and Atom Z2420. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR2
Maximum memory size	16 GB	1 GB
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	6.4 GB/s
ECC memory support	-	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 4400	PowerVR SGX540 (400 MHz)
Max video memory	2 GB	no data
Quick Sync Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	950 MHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i3-4005U and Atom Z2420 integrated GPUs.

Number of displays supported	3	2
eDP	+	no data
DisplayPort	+	no data
HDMI	+	no data

Graphics image quality

Maximum display resolutions supported by Core i3-4005U and Atom Z2420 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	3200x2000@60Hz	no data
Max resolution over DisplayPort	3200x2000@60Hz	no data
Max resolution over VGA	N/A	no data

Graphics API support

APIs supported by Core i3-4005U and Atom Z2420 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 i3-4005U and Atom Z2420.

PCIe version	2.0	no data
PCI Express lanes	10	no data
PCI support	-	no data
USB revision	3.0	2.0 OTG
Total number of SATA ports	2	no data
Max number of SATA 6 Gb/s Ports	2	no data
Integrated IDE	-	no data
Number of USB ports	4	1
Integrated LAN	-	no data
UART	+	3

Pros & cons summary

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Recency	4 September 2013	1 January 2013
Physical cores	2	1
Threads	4	2
Chip lithography	22 nm	32 nm
Power consumption (TDP)	15 Watt	3 Watt

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Should you still have questions on choice between Core i3-4005U and Atom Z2420, ask them in Comments section, and we shall answer.

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