Celeron B860E vs Atom N280

Primary details

Comparing Atom N280 and Celeron B860E processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	3384	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Atom	Intel Celeron
Power efficiency	3.79	no data
Architecture codename	DiamondVille (2008−2009)	Sandy Bridge (2011−2013)
Release date	1 February 2009 (15 years ago)	no data

Detailed specifications

Atom N280 and Celeron B860E 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	1 (Single-Core)	2 (Dual-core)
Threads	2	2
Base clock speed	1.66 GHz	no data
Boost clock speed	0.07 GHz	2.1 GHz
Bus type	FSB	DMI 2.0
Bus rate	666.66 MT/s	4 × 5 GT/s
Multiplier	10	21
L1 cache	56 KB	128 KB
L2 cache	512 KB	512 KB
L3 cache	0 KB	2 MB
Chip lithography	45 nm	32 nm
Die size	25.9638 mm2	131 mm2
Maximum core temperature	90 °C	no data
Number of transistors	47 Million	504 Million
64 bit support	-	+
Windows 11 compatibility	-	-
VID voltage range	0.9V-1.1625V	no data

Compatibility

Information on Atom N280 and Celeron B860E 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 (Uniprocessor)
Socket	PBGA437	no data
Power consumption (TDP)	2.5 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom N280 and Celeron B860E. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	no data
FMA	-	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	no data
Thermal Monitoring	+	-
Demand Based Switching	-	no data

Security technologies

Atom N280 and Celeron B860E 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 Atom N280 and Celeron B860E are enumerated here.

VT-d	-	no data
VT-x	-	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom N280 and Celeron B860E. Depending on the motherboard, higher memory frequencies may be supported.

Maximum memory size	8 GB	16 GB
Maximum memory bandwidth	no data	21.335 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

-

Intel HD Graphics (Sandy Bridge)

Pros & cons summary

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Physical cores	1	2
Chip lithography	45 nm	32 nm
Power consumption (TDP)	2 Watt	35 Watt

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