Atom N455 vs Celeron 827E

Primary details

Comparing Celeron 827E and Atom N455 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	Intel Atom
Architecture codename	Sandy Bridge (2011−2013)	Pinetrail (2009−2011)
Release date	no data (2024 years ago)	1 June 2010 (14 years ago)
Launch price (MSRP)	$89	$64

Detailed specifications

Celeron 827E and Atom N455 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)	1 (Single-Core)
Threads	1	2
Base clock speed	no data	1.66 GHz
Boost clock speed	1.4 GHz	1.67 GHz
Bus type	DMI 2.0	no data
Bus rate	4 × 5 GT/s	533 MHz
Multiplier	14	no data
L1 cache	64 KB	64 KB (per core)
L2 cache	256 KB	512K (per core)
L3 cache	1.5 MB	0 KB
Chip lithography	32 nm	45 nm
Die size	131 mm2	66 mm2
Maximum core temperature	no data	100 °C
Number of transistors	504 Million	123 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Celeron 827E and Atom N455 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	no data	FCBGA559
Power consumption (TDP)	17 Watt	6.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 827E and Atom N455. You'll probably need this information if you require some particular technology.

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

Security technologies

Celeron 827E and Atom N455 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 Celeron 827E and Atom N455 are enumerated here.

VT-d	no data	-
VT-x	+	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron 827E and Atom N455. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1066	DDR3
Maximum memory size	16 GB	2 GB
Max memory channels	2	1
Maximum memory bandwidth	21.335 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare

Intel HD Graphics (Sandy Bridge)

Intel GMA 3150

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

---

---

Pros & cons summary

---

Threads	1	2
Chip lithography	32 nm	45 nm
Power consumption (TDP)	17 Watt	6 Watt

---

Should you still have questions on choice between Celeron 827E and Atom N455, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---