Celeron N2840 vs D 340

Primary details

Comparing Celeron D 340 and Celeron N2840 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	3027
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Laptop
Series	no data	Intel Celeron
Power efficiency	no data	5.00
Architecture codename	Prescott (2001−2005)	Bay Trail-M (2013−2014)
Release date	September 2004 (20 years ago)	22 May 2014 (10 years ago)

Detailed specifications

Celeron D 340 and Celeron N2840 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	1	2
Base clock speed	2.93 GHz	2.16 GHz
Boost clock speed	2.93 GHz	2.58 GHz
L1 cache	16 KB	56K (per core)
L2 cache	256 KB	512K (per core)
L3 cache	0 KB	0 KB
Chip lithography	90 nm	22 nm
Die size	109 mm2	no data
Maximum core temperature	67 °C	100 °C
Number of transistors	125 million	no data
64 bit support	-	+
Windows 11 compatibility	-	-
VID voltage range	1.25V-1.4V	no data

Compatibility

Information on Celeron D 340 and Celeron N2840 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	PPGA478	FCBGA1170
Power consumption (TDP)	73 Watt	7.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron D 340 and Celeron N2840. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)	-	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	-	+
Demand Based Switching	-	no data
PAE	32 Bit	no data
Smart Connect	no data	+
FSB parity	-	no data

Security technologies

Celeron D 340 and Celeron N2840 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	-	+
Secure Key	no data	+
Anti-Theft	no data	-

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron D 340 and Celeron N2840 are enumerated here.

VT-d	no data	-
VT-x	-	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron D 340 and Celeron N2840. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR1, DDR2, DDR3	DDR3
Maximum memory size	no data	8 GB
Max memory channels	no data	2
Maximum memory bandwidth	no data	21.32 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel HD Graphics for Intel Atom Processor Z3700 Series
Quick Sync Video	-	+
Graphics max frequency	no data	792 MHz

Graphics interfaces

Available interfaces and connections of Celeron D 340 and Celeron N2840 integrated GPUs.

Number of displays supported

no data

2

Peripherals

Specifications and connection of peripherals supported by Celeron D 340 and Celeron N2840.

PCIe version	no data	2.0
PCI Express lanes	no data	4
USB revision	no data	3.0 and 2.0
Total number of SATA ports	no data	2
Number of USB ports	no data	5

Pros & cons summary

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Physical cores	1	2
Threads	1	2
Chip lithography	90 nm	22 nm
Power consumption (TDP)	73 Watt	7 Watt

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Should you still have questions on choice between Celeron D 340 and Celeron N2840, ask them in Comments section, and we shall answer.

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