Atom C3808 vs i3-540

Primary details

Comparing Core i3-540 and Atom C3808 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2478	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.11	no data
Market segment	Desktop processor	Server
Series	no data	Intel Atom
Power efficiency	1.25	no data
Architecture codename	Clarkdale (2010−2011)	Goldmont (2016−2017)
Release date	7 January 2010 (14 years ago)	15 August 2017 (7 years ago)
Launch price (MSRP)	$45	$369

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i3-540 and Atom C3808 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)	12 (Dodeca-Core)
Threads	4	12
Base clock speed	3.06 GHz	2 GHz
Boost clock speed	0.07 GHz	2 GHz
Bus rate	2.5 GT/s	no data
Multiplier	no data	22
L1 cache	64 KB (per core)	672 KB
L2 cache	256 KB (per core)	12 MB
L3 cache	4 MB (shared)	12 MB
Chip lithography	32 nm	14 nm
Die size	81 mm2	no data
Maximum core temperature	73 °C	86 °C
Number of transistors	382 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Core i3-540 and Atom C3808 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 (Uniprocessor)
Socket	FCLGA1156	FCBGA1310
Power consumption (TDP)	73 Watt	25 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-540 and Atom C3808. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	no data
AES-NI	-	+
Enhanced SpeedStep (EIST)	+	+
QuickAssist	no data	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	+	-
Idle States	+	no data
Demand Based Switching	-	no data
PAE	36 Bit	no data
FDI	+	no data

Security technologies

Core i3-540 and Atom C3808 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	+
Secure Boot	no data	+
Secure Key	no data	+
SGX	no data	-
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i3-540 and Atom C3808 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-540 and Atom C3808. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4: 2133
Maximum memory size	16.38 GB	256 GB
Max memory channels	2	2
Maximum memory bandwidth	21 GB/s	34.134 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for Previous Generation Intel® Processors	no data
Clear Video HD	+	no data

Graphics interfaces

Available interfaces and connections of Core i3-540 and Atom C3808 integrated GPUs.

Number of displays supported

2

no data

Peripherals

Specifications and connection of peripherals supported by Core i3-540 and Atom C3808.

PCIe version	2.0	3
PCI Express lanes	16	16
USB revision	no data	3
Total number of SATA ports	no data	16
Max number of SATA 6 Gb/s Ports	no data	16
Number of USB ports	no data	8
Integrated LAN	no data	4x10/2.5/1 GBE

Pros & cons summary

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Recency	7 January 2010	15 August 2017
Physical cores	2	12
Threads	4	12
Chip lithography	32 nm	14 nm
Power consumption (TDP)	73 Watt	25 Watt

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