Intel Core i5-2450M vs Intel Core 2 Duo E8400

Comparative analysis of Intel Core i5-2450M and Intel Core 2 Duo E8400 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), 3DMark Fire Strike - Physics Score.

Intel Core i5-2450M

Intel Core 2 Duo E8400

Differences

Reasons to consider the Intel Core i5-2450M

CPU is newer: launch date 3 year(s) 10 month(s) later
Around 3% higher clock speed: 3.10 GHz vs 3 GHz
Around 38% higher maximum core temperature: 100 °C vs 72.4°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
Around 86% lower typical power consumption: 35 Watt vs 65 Watt
Around 4% better performance in PassMark - Single thread mark: 1286 vs 1234
Around 72% better performance in PassMark - CPU mark: 2082 vs 1210
Around 23% better performance in Geekbench 4 - Single Core: 520 vs 422
Around 51% better performance in Geekbench 4 - Multi-Core: 1118 vs 738
4.8x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 1.585 vs 0.33
Around 92% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.19 vs 0.099
Around 9% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 0.738 vs 0.68

Specifications (specs)
Launch date	2 November 2011 vs January 2008
Maximum frequency	3.10 GHz vs 3 GHz
Maximum core temperature	100 °C vs 72.4°C
Manufacturing process technology	32 nm vs 45 nm
Thermal Design Power (TDP)	35 Watt vs 65 Watt
Benchmarks
PassMark - Single thread mark	1286 vs 1234
PassMark - CPU mark	2082 vs 1210
Geekbench 4 - Single Core	520 vs 422
Geekbench 4 - Multi-Core	1118 vs 738
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.585 vs 0.33
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.19 vs 0.099
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.738 vs 0.68

Reasons to consider the Intel Core 2 Duo E8400

12x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 26% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 26.311 vs 20.867
Around 42% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 2.408 vs 1.695

Specifications (specs)
L2 cache	6144 KB vs 512 KB
Benchmarks
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	26.311 vs 20.867
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.408 vs 1.695

Compare benchmarks

CPU 1: Intel Core i5-2450M
CPU 2: Intel Core 2 Duo E8400

PassMark - Single thread mark

CPU 1

CPU 2

1286

1234

PassMark - CPU mark

CPU 1

CPU 2

2082

1210

Geekbench 4 - Single Core

CPU 1

CPU 2

520

422

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1118

738

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

1.585

0.33

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

CPU 1

CPU 2

20.867

26.311

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

CPU 1

CPU 2

0.19

0.099

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

0.738

0.68

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

1.695

2.408

Name	Intel Core i5-2450M	Intel Core 2 Duo E8400
PassMark - Single thread mark	1286	1234
PassMark - CPU mark	2082	1210
Geekbench 4 - Single Core	520	422
Geekbench 4 - Multi-Core	1118	738
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.585	0.33
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	20.867	26.311
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.19	0.099
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.738	0.68
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	1.695	2.408
3DMark Fire Strike - Physics Score		2400

Compare specifications (specs)

	Intel Core i5-2450M	Intel Core 2 Duo E8400
Essentials
Architecture codename	Sandy Bridge	Wolfdale
Launch date	2 November 2011	January 2008
Launch price (MSRP)	$225
Place in performance rating	2929	2981
Price now	$88.02	$129.95
Processor Number	i5-2450M	E8400
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Launched	Discontinued
Value for money (0-100)	11.36	4.87
Vertical segment	Mobile	Desktop
Performance
64 bit support
Base frequency	2.50 GHz	3.00 GHz
Bus Speed	5 GT/s DMI	1333 MHz FSB
Die size	149 mm	107 mm2
L1 cache	128 KB	128 KB
L2 cache	512 KB	6144 KB
L3 cache	3072 KB
Manufacturing process technology	32 nm	45 nm
Maximum core temperature	100 °C	72.4°C
Maximum frequency	3.10 GHz	3 GHz
Number of cores	2	2
Number of threads	4
Transistor count	624 Million	410 million
Maximum case temperature (TCase)		72 °C
VID voltage range		0.8500V-1.3625V
Memory
Max memory channels	2
Maximum memory bandwidth	21.3 GB/s
Maximum memory size	16 GB
Supported memory types	DDR3 1066/1333	DDR1, DDR2, DDR3
Graphics
Device ID	0x116
Graphics base frequency	650 MHz
Graphics max dynamic frequency	1.30 GHz
Graphics max frequency	1.3 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics	Intel® HD Graphics 3000
Graphics interfaces
CRT
DisplayPort
eDP
HDMI
Number of displays supported	2
SDVO
Wireless Display (WiDi) support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mmx37.5mm (rPGA988B); 31mm x 24mm (BGA1023)	37.5mm x 37.5mm
Sockets supported	FCBGA1023, PPGA988	LGA775
Thermal Design Power (TDP)	35 Watt	65 Watt
Peripherals
Max number of PCIe lanes	16
PCI Express revision	2.0
PCIe configurations	1x16, 2x8, 1x8 2x4
Security & Reliability
Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
4G WiMAX Wireless
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions	Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® My WiFi technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
FSB parity
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)