Atom Z2560 vs Core i5-660

Primary details

Comparing Core i5-660 and Atom Z2560 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2036	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.10	no data
Market segment	Desktop processor	Laptop
Architecture codename	Clarkdale (2010−2011)	Clovertrail (2013)
Release date	7 January 2010 (14 years ago)	27 February 2013 (11 years ago)
Launch price (MSRP)	$70	no data
Current price	$83 (1.2x MSRP)	$117

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i5-660 and Atom Z2560 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)	2 (Dual-core)
Threads	4	4
Base clock speed	3.33 GHz	no data
Boost clock speed	3.6 GHz	1.6 GHz
L1 cache	64 KB (per core)	64K (per core)
L2 cache	256 KB (per core)	512K (per core)
L3 cache	4 MB (shared)	0 KB
Chip lithography	32 nm	32 nm
Die size	81 mm2	65 mm2
Maximum core temperature	73 °C	90 °C
Number of transistors	382 million	140 million
64 bit support	+	-
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Core i5-660 and Atom Z2560 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	FCLGA1156	FC-MB4760
Power consumption (TDP)	73 Watt	3 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-660 and Atom Z2560. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	Intel® SSE2, Intel® SSE3, Intel® SSSE3
AES-NI	+	-
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	1.0	no data
Hyper-Threading Technology	+	+
Idle States	+	+
Thermal Monitoring	-	+
Demand Based Switching	-	no data
PAE	36 Bit	32 Bit
FDI	+	no data
Smart Idle	no data	+
Status	Discontinued	Discontinued

Security technologies

Core i5-660 and Atom Z2560 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-660 and Atom Z2560 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-660 and Atom Z2560. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR2
Maximum memory size	16.38 GB	2 GB
Max memory channels	2	2
Maximum memory bandwidth	21 GB/s	8.5 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for Previous Generation Intel® Processors	PowerVR SGX544MP2 (400 MHz)
Clear Video HD	+	no data

Graphics interfaces

Available interfaces and connections of Core i5-660 and Atom Z2560 integrated GPUs.

Number of displays supported

2

2

Peripherals

Specifications and connection of peripherals supported by Core i5-660 and Atom Z2560.

PCIe version	2.0	no data
PCI Express lanes	16	no data
USB revision	no data	2.0 OTG, USB-SPH 2.0
Number of USB ports	no data	2
UART	no data	3

Pros & cons summary

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Recency	7 January 2010	27 February 2013
Power consumption (TDP)	73 Watt	3 Watt

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Should you still have questions on choice between Core i5-660 and Atom Z2560, ask them in Comments section, and we shall answer.

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