Atom Z3740 vs Celeron N2940

Place in the ranking	2742	3005
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	no data
Power efficiency	8.92	18.45
Architecture codename	Bay Trail-M (2013−2014)	Bay Trail-T (2013−2014)
Release date	22 May 2014 (10 years ago)	27 September 2013 (11 years ago)
Launch price (MSRP)	no data	$32

Detailed specifications

Celeron N2940 and Atom Z3740 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	4 (Quad-Core)	4 (Quad-Core)
Threads	4	4
Base clock speed	1.83 GHz	1.33 GHz
Boost clock speed	2.25 GHz	1.86 GHz
L1 cache	56K (per core)	64K (per core)
L2 cache	512K (per core)	512K (per core)
L3 cache	0 KB	0 KB
Chip lithography	22 nm	22 nm
Maximum core temperature	100 °C	90 °C
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Celeron N2940 and Atom Z3740 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	FCBGA1170	UTFCBGA1380
Power consumption (TDP)	7.5 Watt	2 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron N2940 and Atom Z3740. You'll probably need this information if you require some particular technology.

AES-NI	-	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Smart Connect	+	no data

Security technologies

Celeron N2940 and Atom Z3740 technologies aimed at improving security, for example, by protecting against hacks.

EDB	+	no data
Secure Key	+	+
Identity Protection	-	+
Anti-Theft	-	+

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron N2940 and Atom Z3740 are enumerated here.

VT-d	-	no data
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron N2940 and Atom Z3740. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	8 GB	4 GB
Max memory channels	2	2
Maximum memory bandwidth	21.32 GB/s	17.1 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics for Intel Atom Processor Z3700 Series	Intel HD Graphics for Intel Atom Processor Z3700 Series
Quick Sync Video	+	+
Clear Video HD	-	+
Graphics max frequency	854 MHz	667 MHz

Graphics interfaces

Available interfaces and connections of Celeron N2940 and Atom Z3740 integrated GPUs.

Number of displays supported

no data

Peripherals

Specifications and connection of peripherals supported by Celeron N2940 and Atom Z3740.

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

Synthetic benchmark performance

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

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Celeron N2940 0.66
+69.2%

Atom Z3740 0.39

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Celeron N2940 1044
+68.1%

Atom Z3740 621

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Celeron N2940 1150
+19.4%

Atom Z3740 963

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Celeron N2940 3958
+17.1%

Atom Z3740 3380

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Celeron N2940 2191
+19.2%

Atom Z3740 1838

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Celeron N2940 29.2

Atom Z3740 29
+0.7%

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

Celeron N2940 0.2

Atom Z3740 0.7
+204%