Atom E645C vs i5-2510E

Primary details

Comparing Core i5-2510E and Atom E645C processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2342	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	3.20	no data
Architecture codename	Sandy Bridge (2011−2013)	Stellarton (2010)
Release date	1 February 2011 (13 years ago)	22 November 2010 (13 years ago)
Launch price (MSRP)	$266	no data

Detailed specifications

Core i5-2510E and Atom E645C 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	2.5 GHz	no data
Boost clock speed	3.1 GHz	1 GHz
Bus type	DMI 2.0	no data
Bus rate	4 × 5 GT/s	no data
Multiplier	25	no data
L1 cache	128 KB	64 KB (per core)
L2 cache	512 KB	512 KB (per core)
L3 cache	3 MB (shared)	0 KB
Chip lithography	32 nm	45 nm
Die size	149 mm2	26 mm2
Maximum core temperature	100 °C	no data
Number of transistors	624 million	47 million
64 bit support	+	-
Windows 11 compatibility	-	-

Compatibility

Information on Core i5-2510E and Atom E645C 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	FCPGA988	Intel BGA1466
Power consumption (TDP)	35 Watt	4 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-2510E and Atom E645C. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	no data
AES-NI	+	-
FMA	+	-
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	+
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Demand Based Switching	-	no data
FDI	+	no data
Fast Memory Access	+	no data

Security technologies

Core i5-2510E and Atom E645C technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
Identity Protection	+	-

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-2510E and Atom E645C are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-2510E and Atom E645C. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR2
Maximum memory size	16.6 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	21.335 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 3000	Intel GMA 600
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 i5-2510E and Atom E645C integrated GPUs.

Number of displays supported	2	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
SDVO	+	no data
CRT	+	no data

Peripherals

Specifications and connection of peripherals supported by Core i5-2510E and Atom E645C.

PCIe version	2.0	no data
PCI Express lanes	16	no data

Pros & cons summary

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Recency	1 February 2011	22 November 2010
Physical cores	2	1
Threads	4	2
Chip lithography	32 nm	45 nm
Power consumption (TDP)	35 Watt	4 Watt

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