Intel Celeron N2840 vs Intel Pentium M 1.40

Comparative analysis of Intel Celeron N2840 and Intel Pentium M 1.40 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 - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

Intel Celeron N2840

Intel Pentium M 1.40

Differences

Reasons to consider the Intel Celeron N2840

CPU is newer: launch date 11 year(s) 2 month(s) later
1 more cores, run more applications at once: 2 vs 1
Around 84% higher clock speed: 2.58 GHz vs 1.4 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 130 nm
7x more L1 cache, more data can be stored in the L1 cache for quick access later
2.8x lower typical power consumption: 7.5 Watt vs 22 Watt
Around 58% better performance in PassMark - Single thread mark: 671 vs 425
Around 70% better performance in PassMark - CPU mark: 587 vs 345

Specifications (specs)
Launch date	22 May 2014 vs March 2003
Number of cores	2 vs 1
Maximum frequency	2.58 GHz vs 1.4 GHz
Manufacturing process technology	22 nm vs 130 nm
L1 cache	112 KB vs 16 KB
Thermal Design Power (TDP)	7.5 Watt vs 22 Watt
Benchmarks
PassMark - Single thread mark	671 vs 425
PassMark - CPU mark	587 vs 345

Compare benchmarks

CPU 1: Intel Celeron N2840
CPU 2: Intel Pentium M 1.40

PassMark - Single thread mark

CPU 1

CPU 2

671

425

PassMark - CPU mark

CPU 1

CPU 2

587

345

Name	Intel Celeron N2840	Intel Pentium M 1.40
PassMark - Single thread mark	671	425
PassMark - CPU mark	587	345
Geekbench 4 - Single Core	207
Geekbench 4 - Multi-Core	370
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.114
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	6.194
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.074
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.793
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	0.939
GFXBench 4.0 - T-Rex (Frames)	1383
GFXBench 4.0 - T-Rex (Fps)	1383

Compare specifications (specs)

	Intel Celeron N2840	Intel Pentium M 1.40
Essentials
Architecture codename	Bay Trail	Banias
Launch date	22 May 2014	March 2003
Place in performance rating	3109	3105
Processor Number	N2840
Series	Intel® Celeron® Processor N Series	Legacy Intel® Pentium® Processor
Status	Launched	Discontinued
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	2.16 GHz	1.40 GHz
L1 cache	112 KB	16 KB
L2 cache	1 MB	1024 KB
Manufacturing process technology	22 nm	130 nm
Maximum core temperature	100°C	100°C
Maximum frequency	2.58 GHz	1.4 GHz
Number of cores	2	1
Number of threads	2
Bus Speed		400 MHz FSB
Die size		83 mm2
Transistor count		77 million
VID voltage range		0.956V-1.388V
Memory
Max memory channels	2
Maximum memory bandwidth	21.32 GB/s
Maximum memory size	8 GB
Supported memory types	DDR3L 1333	DDR1, DDR2
Graphics
Graphics base frequency	311 MHz
Graphics max dynamic frequency	792 MHz
Graphics max frequency	792 MHz
Intel® Clear Video HD technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics	Intel HD Graphics
Graphics interfaces
Number of displays supported	2
Wireless Display (WiDi) support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	25mm x 27mm
Scenario Design Power (SDP)	4.5 W	0 W
Sockets supported	FCBGA1170	PPGA478, H-PBGA479
Thermal Design Power (TDP)	7.5 Watt	22 Watt
Peripherals
Max number of PCIe lanes	4
Number of USB ports	5
PCI Express revision	2.0
PCIe configurations	1x4
Total number of SATA ports	2
USB revision	3.0 and 2.0
Security & Reliability
Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Secure Key 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® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Smart Connect
FSB parity
Intel® Demand Based Switching
Physical Address Extensions (PAE)		32-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)