Intel Celeron N2805 vs Intel Core i5-2540M

Comparative analysis of Intel Celeron N2805 and Intel Core i5-2540M processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), CompuBench 1.5 Desktop - Video Composition (Frames/s).

Intel Celeron N2805

Intel Core i5-2540M

Differences

Reasons to consider the Intel Celeron N2805

CPU is newer: launch date 2 year(s) 6 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
2x more L2 cache, more data can be stored in the L2 cache for quick access later
8.8x lower typical power consumption: 4.3 Watt vs 35 Watt
Around 35% better performance in Geekbench 4 - Single Core: 752 vs 558

Specifications (specs)
Launch date	11 September 2013 vs 20 February 2011
Manufacturing process technology	22 nm vs 32 nm
L2 cache	1 MB vs 512 KB
Thermal Design Power (TDP)	4.3 Watt vs 35 Watt
Benchmarks
Geekbench 4 - Single Core	752 vs 558

Reasons to consider the Intel Core i5-2540M

2 more threads: 4 vs 2
Around 126% higher clock speed: 3.30 GHz vs 1.46 GHz
Around 25% higher maximum core temperature: 100 C vs 80°C
Around 14% more L1 cache; more data can be stored in the L1 cache for quick access later
4x more maximum memory size: 16 GB vs 4 GB
3.6x better performance in PassMark - Single thread mark: 1407 vs 394
7.1x better performance in PassMark - CPU mark: 2362 vs 335
Around 5% better performance in Geekbench 4 - Multi-Core: 1221 vs 1165

Specifications (specs)
Number of threads	4 vs 2
Maximum frequency	3.30 GHz vs 1.46 GHz
Maximum core temperature	100 C vs 80°C
L1 cache	128 KB vs 112 KB
Maximum memory size	16 GB vs 4 GB
Benchmarks
PassMark - Single thread mark	1407 vs 394
PassMark - CPU mark	2362 vs 335
Geekbench 4 - Multi-Core	1221 vs 1165

Compare benchmarks

CPU 1: Intel Celeron N2805
CPU 2: Intel Core i5-2540M

PassMark - Single thread mark

CPU 1

CPU 2

394

1407

PassMark - CPU mark

CPU 1

CPU 2

335

2362

Geekbench 4 - Single Core

CPU 1

CPU 2

752

558

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1165

1221

Name	Intel Celeron N2805	Intel Core i5-2540M
PassMark - Single thread mark	394	1407
PassMark - CPU mark	335	2362
Geekbench 4 - Single Core	752	558
Geekbench 4 - Multi-Core	1165	1221
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		2.022
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		29.922
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.227
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		2.022
CompuBench 1.5 Desktop - Video Composition (Frames/s)		0.797

Compare specifications (specs)

	Intel Celeron N2805	Intel Core i5-2540M
Essentials
Architecture codename	Bay Trail	Sandy Bridge
Launch date	11 September 2013	20 February 2011
Launch price (MSRP)	$107	$266
Place in performance rating	2820	2822
Processor Number	N2805	i5-2540M
Series	Intel® Celeron® Processor N Series	Legacy Intel® Core™ Processors
Status	Launched	Launched
Vertical segment	Mobile	Mobile
Price now		$89.97
Value for money (0-100)		12.38
Performance
64 bit support
Base frequency	1.46 GHz	2.60 GHz
L1 cache	112 KB	128 KB
L2 cache	1 MB	512 KB
Manufacturing process technology	22 nm	32 nm
Maximum core temperature	80°C	100 C
Maximum frequency	1.46 GHz	3.30 GHz
Number of cores	2	2
Number of threads	2	4
Bus Speed		5 GT/s DMI
Die size		149 mm
L3 cache		3072 KB
Transistor count		624 Million
Memory
Max memory channels	1	2
Maximum memory size	4 GB	16 GB
Supported memory types	DDR3L 1066	DDR3 1066/1333
Maximum memory bandwidth		21.3 GB/s
Graphics
Graphics base frequency	313 MHz	650 MHz
Graphics max dynamic frequency	667 MHz	1.30 GHz
Graphics max frequency	667 MHz	1.3 GHz
Intel® Clear Video HD technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics	Intel HD Graphics	Intel® HD Graphics 3000
Device ID		0x116
Intel® Flexible Display Interface (Intel® FDI)
Graphics interfaces
Number of displays supported	2	2
Wireless Display (WiDi) support
CRT
DisplayPort
eDP
HDMI
SDVO
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	25mm x 27mm	37.5mm x 37.5mm (rPGA988B); 31mm x 24mm (BGA1023)
Scenario Design Power (SDP)	2.5 W
Sockets supported	FCBGA1170	PPGA988, FCBGA1023
Thermal Design Power (TDP)	4.3 Watt	35 Watt
Peripherals
Max number of PCIe lanes	4	16
Number of USB ports	5
PCI Express revision	2.0	2.0
PCIe configurations	1x4	1x16, 2x8, 1x8+2x4
Total number of SATA ports	2
USB revision	3.0 and 2.0
Security & Reliability
Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Rapid Storage technology (RST)
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Smart Connect
4G WiMAX Wireless
Flexible Display interface (FDI)
Instruction set extensions		Intel® AVX
Intel® Advanced Vector Extensions (AVX)
Intel® Demand Based Switching
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® My WiFi technology
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
AMD Virtualization (AMD-V™)
Intel® VT-x with Extended Page Tables (EPT)