Intel Celeron N2940 vs Intel Core 2 Duo T8100

Comparative analysis of Intel Celeron N2940 and Intel Core 2 Duo T8100 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 N2940

Intel Core 2 Duo T8100

Differences

Reasons to consider the Intel Celeron N2940

CPU is newer: launch date 6 year(s) 4 month(s) later
2 more cores, run more applications at once: 4 vs 2
2 more threads: 4 vs 2
Around 7% higher clock speed: 2.25 GHz vs 2.1 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 45 nm
4.4x lower typical power consumption: 7.5 Watt vs 35 Watt
Around 36% better performance in PassMark - CPU mark: 1044 vs 768
Around 23% better performance in Geekbench 4 - Multi-Core: 632 vs 512
5x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 1.144 vs 0.23
Around 55% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.116 vs 0.075

Specifications (specs)
Launch date	22 May 2014 vs 10 January 2008
Number of cores	4 vs 2
Number of threads	4 vs 2
Maximum frequency	2.25 GHz vs 2.1 GHz
Manufacturing process technology	22 nm vs 45 nm
Thermal Design Power (TDP)	7.5 Watt vs 35 Watt
Benchmarks
PassMark - CPU mark	1044 vs 768
Geekbench 4 - Multi-Core	632 vs 512
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.144 vs 0.23
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.116 vs 0.075

Reasons to consider the Intel Core 2 Duo T8100

Around 5% higher maximum core temperature: 105°C vs 100°C
Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 37% better performance in PassMark - Single thread mark: 832 vs 607
Around 48% better performance in Geekbench 4 - Single Core: 295 vs 199
Around 90% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 15.035 vs 7.897

Specifications (specs)
Maximum core temperature	105°C vs 100°C
L2 cache	3072 KB vs 2 MB
Benchmarks
PassMark - Single thread mark	832 vs 607
Geekbench 4 - Single Core	295 vs 199
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	15.035 vs 7.897

Compare benchmarks

CPU 1: Intel Celeron N2940
CPU 2: Intel Core 2 Duo T8100

PassMark - Single thread mark

CPU 1

CPU 2

607

832

PassMark - CPU mark

CPU 1

CPU 2

1044

768

Geekbench 4 - Single Core

CPU 1

CPU 2

199

295

Geekbench 4 - Multi-Core

CPU 1

CPU 2

632

512

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

1.144

0.23

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

CPU 1

CPU 2

7.897

15.035

CompuBench 1.5 Desktop - T-Rex (Frames/s)

CPU 1

CPU 2

0.116

0.075

Name	Intel Celeron N2940	Intel Core 2 Duo T8100
PassMark - Single thread mark	607	832
PassMark - CPU mark	1044	768
Geekbench 4 - Single Core	199	295
Geekbench 4 - Multi-Core	632	512
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.144	0.23
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	7.897	15.035
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.116	0.075
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.47
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	1.471
GFXBench 4.0 - T-Rex (Frames)	1298
GFXBench 4.0 - T-Rex (Fps)	1298

Compare specifications (specs)

	Intel Celeron N2940	Intel Core 2 Duo T8100
Essentials
Architecture codename	Bay Trail	Penryn
Launch date	22 May 2014	10 January 2008
Place in performance rating	3153	3158
Processor Number	N2940	T8100
Series	Intel® Celeron® Processor N Series	Legacy Intel® Core™ Processors
Status	Launched	Discontinued
Vertical segment	Mobile	Mobile
Launch price (MSRP)		$209
Price now		$999.99
Value for money (0-100)		0.38
Performance
64 bit support
Base frequency	1.83 GHz	2.10 GHz
L1 cache	224 KB
L2 cache	2 MB	3072 KB
Manufacturing process technology	22 nm	45 nm
Maximum core temperature	100°C	105°C
Maximum frequency	2.25 GHz	2.1 GHz
Number of cores	4	2
Number of threads	4	2
Bus Speed		800 MHz FSB
Die size		107 mm2
Front-side bus (FSB)		800 MHz
Transistor count		410 million
VID voltage range		1.000V-1.250V
Memory
Max memory channels	2
Maximum memory bandwidth	21.32 GB/s
Maximum memory size	8 GB
Supported memory types	DDR3L 1333
Graphics
Graphics base frequency	313 MHz
Graphics max dynamic frequency	854 MHz
Graphics max frequency	854 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
Package Size	25mm x 27mm	35mm x 35mm
Scenario Design Power (SDP)	4.5 W
Sockets supported	FCBGA1170	PGA478, BGA479
Thermal Design Power (TDP)	7.5 Watt	35 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
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)