Intel Pentium J2900 vs Intel Core 2 Duo E8400

Comparative analysis of Intel Pentium J2900 and Intel Core 2 Duo E8400 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (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), Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score, CompuBench 1.5 Desktop - T-Rex (Frames/s).

Intel Pentium J2900

Intel Core 2 Duo E8400

Differences

Reasons to consider the Intel Pentium J2900

CPU is newer: launch date 5 year(s) 9 month(s) later
2 more cores, run more applications at once: 4 vs 2
Around 45% higher maximum core temperature: 105°C vs 72.4°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 45 nm
Around 75% more L1 cache; more data can be stored in the L1 cache for quick access later
6.5x lower typical power consumption: 10 Watt vs 65 Watt
Around 4% better performance in PassMark - CPU mark: 1254 vs 1207
Around 24% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 0.41 vs 0.33
Around 61% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 42.287 vs 26.311

Specifications (specs)
Launch date	1 November 2013 vs January 2008
Number of cores	4 vs 2
Maximum core temperature	105°C vs 72.4°C
Manufacturing process technology	22 nm vs 45 nm
L1 cache	224 KB vs 128 KB
Thermal Design Power (TDP)	10 Watt vs 65 Watt
Benchmarks
PassMark - CPU mark	1254 vs 1207
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.41 vs 0.33
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	42.287 vs 26.311

Reasons to consider the Intel Core 2 Duo E8400

Around 13% higher clock speed: 3 GHz vs 2.66 GHz
3x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 68% better performance in PassMark - Single thread mark: 1234 vs 733
Around 24% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 0.68 vs 0.547
Around 19% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 2.408 vs 2.03

Specifications (specs)
Maximum frequency	3 GHz vs 2.66 GHz
L2 cache	6144 KB vs 2 MB
Benchmarks
PassMark - Single thread mark	1234 vs 733
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.68 vs 0.547
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.408 vs 2.03

Compare benchmarks

CPU 1: Intel Pentium J2900
CPU 2: Intel Core 2 Duo E8400

PassMark - Single thread mark

CPU 1

CPU 2

733

1234

PassMark - CPU mark

CPU 1

CPU 2

1254

1207

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

0.41

0.33

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

CPU 1

CPU 2

42.287

26.311

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

0.547

0.68

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

2.03

2.408

Name	Intel Pentium J2900	Intel Core 2 Duo E8400
PassMark - Single thread mark	733	1234
PassMark - CPU mark	1254	1207
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.41	0.33
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	42.287	26.311
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.547	0.68
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.03	2.408
GFXBench 4.0 - T-Rex (Frames)	1247
GFXBench 4.0 - T-Rex (Fps)	1247
Geekbench 4 - Single Core		422
Geekbench 4 - Multi-Core		738
3DMark Fire Strike - Physics Score		2400
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.099

Compare specifications (specs)

	Intel Pentium J2900	Intel Core 2 Duo E8400
Essentials
Architecture codename	Bay Trail	Wolfdale
Launch date	1 November 2013	January 2008
Launch price (MSRP)	$94
Place in performance rating	2959	2974
Processor Number	J2900	E8400
Series	Intel® Pentium® Processor J Series	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Vertical segment	Desktop	Desktop
Price now		$129.95
Value for money (0-100)		4.87
Performance
64 bit support
Base frequency	2.41 GHz	3.00 GHz
L1 cache	224 KB	128 KB
L2 cache	2 MB	6144 KB
Manufacturing process technology	22 nm	45 nm
Maximum core temperature	105°C	72.4°C
Maximum frequency	2.66 GHz	3 GHz
Number of cores	4	2
Number of threads	4
Bus Speed		1333 MHz FSB
Die size		107 mm2
Maximum case temperature (TCase)		72 °C
Transistor count		410 million
VID voltage range		0.8500V-1.3625V
Memory
Max memory channels	2
Maximum memory bandwidth	21.3 GB/s
Maximum memory size	8 GB
Supported memory types	DDR3L 1333	DDR1, DDR2, DDR3
Graphics
Graphics base frequency	688 MHz
Graphics max dynamic frequency	896 MHz
Graphics max frequency	896 MHz
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics	Intel HD Graphics
Graphics interfaces
Number of displays supported	2
Wireless Display (WiDi) support
Graphics API support
DirectX	11.2
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	25mm X 27mm	37.5mm x 37.5mm
Sockets supported	FCBGA1170	LGA775
Thermal Design Power (TDP)	10 Watt	65 Watt
Peripherals
Max number of PCIe lanes	4
Number of USB ports	5
PCI Express revision	2.0
PCIe configurations	X4, X2, X1
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
Flexible Display interface (FDI)
Idle States
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Rapid Storage technology (RST)
Intel® Stable Image Platform Program (SIPP)
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)	36-bit
FSB parity
Intel® Demand Based Switching
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)