Intel Pentium E5400 vs Intel Core 2 Quad Q9400

Comparative analysis of Intel Pentium E5400 and Intel Core 2 Quad Q9400 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, 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), 3DMark Fire Strike - Physics Score, CompuBench 1.5 Desktop - Video Composition (Frames/s).

Intel Pentium E5400

Intel Core 2 Quad Q9400

Differences

Reasons to consider the Intel Pentium E5400

CPU is newer: launch date 5 month(s) later
Around 1% higher clock speed: 2.7 GHz vs 2.67 GHz
Around 4% higher maximum core temperature: 74.1°C vs 71.4°C
Around 46% lower typical power consumption: 65 Watt vs 95 Watt

Launch date	January 2009 vs August 2008
Maximum frequency	2.7 GHz vs 2.67 GHz
Maximum core temperature	74.1°C vs 71.4°C
Thermal Design Power (TDP)	65 Watt vs 95 Watt

Reasons to consider the Intel Core 2 Quad Q9400

2 more cores, run more applications at once: 4 vs 2
2x more L1 cache, more data can be stored in the L1 cache for quick access later
3x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 5% better performance in PassMark - Single thread mark: 1139 vs 1083
2.2x better performance in PassMark - CPU mark: 2129 vs 977
Around 18% better performance in Geekbench 4 - Single Core: 376 vs 318
2.1x better performance in Geekbench 4 - Multi-Core: 1151 vs 543
Around 90% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 0.574 vs 0.302
2x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 26.509 vs 13.111
Around 79% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.136 vs 0.076
2x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 4.189 vs 2.098

Specifications (specs)
Number of cores	4 vs 2
L1 cache	256 KB vs 64 KB (per core)
L2 cache	6144 KB vs 2048 KB (shared)
Benchmarks
PassMark - Single thread mark	1139 vs 1083
PassMark - CPU mark	2129 vs 977
Geekbench 4 - Single Core	376 vs 318
Geekbench 4 - Multi-Core	1151 vs 543
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.574 vs 0.302
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	26.509 vs 13.111
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.136 vs 0.076
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.189 vs 2.098

Compare benchmarks

CPU 1: Intel Pentium E5400
CPU 2: Intel Core 2 Quad Q9400

PassMark - Single thread mark

CPU 1

CPU 2

1083

1139

PassMark - CPU mark

CPU 1

CPU 2

977

2129

Geekbench 4 - Single Core

CPU 1

CPU 2

318

376

Geekbench 4 - Multi-Core

CPU 1

CPU 2

543

1151

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

0.302

0.574

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

CPU 1

CPU 2

13.111

26.509

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

CPU 1

CPU 2

0.076

0.136

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

2.098

4.189

Name	Intel Pentium E5400	Intel Core 2 Quad Q9400
PassMark - Single thread mark	1083	1139
PassMark - CPU mark	977	2129
Geekbench 4 - Single Core	318	376
Geekbench 4 - Multi-Core	543	1151
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.302	0.574
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	13.111	26.509
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.076	0.136
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.098	4.189
3DMark Fire Strike - Physics Score		0
CompuBench 1.5 Desktop - Video Composition (Frames/s)		0.094

Compare specifications (specs)

	Intel Pentium E5400	Intel Core 2 Quad Q9400
Essentials
Architecture codename	Wolfdale	Yorkfield
Launch date	January 2009	August 2008
Launch price (MSRP)	$55
Place in performance rating	3115	3118
Price now	$19.99	$33.98
Processor Number	E5400	Q9400
Series	Legacy Intel® Pentium® Processor	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Value for money (0-100)	23.54	28.99
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	2.70 GHz	2.66 GHz
Bus Speed	800 MHz FSB	1333 MHz FSB
Die size	82 mm2	164 mm2
L1 cache	64 KB (per core)	256 KB
L2 cache	2048 KB (shared)	6144 KB
Manufacturing process technology	45 nm	45 nm
Maximum core temperature	74.1°C	71.4°C
Maximum frequency	2.7 GHz	2.67 GHz
Number of cores	2	4
Transistor count	228 million	456 million
VID voltage range	0.8500V-1.3625V	0.8500V-1.3625V
Maximum case temperature (TCase)		71 °C
Memory
Supported memory types	DDR1, DDR2, DDR3	DDR1, DDR2, DDR3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	LGA775	LGA775
Thermal Design Power (TDP)	65 Watt	95 Watt
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
FSB parity
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)