Intel Core i5-2550K vs Intel Celeron 450

Comparative analysis of Intel Core i5-2550K and Intel Celeron 450 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 - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

Intel Core i5-2550K

Intel Celeron 450

Differences

Reasons to consider the Intel Core i5-2550K

CPU is newer: launch date 3 year(s) 5 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
3 more cores, run more applications at once: 4 vs 1
Around 73% higher clock speed: 3.80 GHz vs 2.2 GHz
Around 20% higher maximum core temperature: 72.6°C vs 60.4°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 65 nm
4x more L1 cache, more data can be stored in the L1 cache for quick access later
2x more L2 cache, more data can be stored in the L2 cache for quick access later
2.3x better performance in PassMark - Single thread mark: 1755 vs 763
9.5x better performance in PassMark - CPU mark: 4134 vs 433
2.9x better performance in Geekbench 4 - Multi-Core: 2806 vs 971

Specifications (specs)
Launch date	January 2012 vs August 2008
Unlocked	Unlocked vs Locked
Number of cores	4 vs 1
Maximum frequency	3.80 GHz vs 2.2 GHz
Maximum core temperature	72.6°C vs 60.4°C
Manufacturing process technology	32 nm vs 65 nm
L1 cache	64 KB (per core) vs 64 KB
L2 cache	256 KB (per core) vs 512 KB
Benchmarks
PassMark - Single thread mark	1755 vs 763
PassMark - CPU mark	4134 vs 433
Geekbench 4 - Multi-Core	2806 vs 971

Reasons to consider the Intel Celeron 450

2.7x lower typical power consumption: 35 Watt vs 95 Watt
Around 15% better performance in Geekbench 4 - Single Core: 963 vs 840

Specifications (specs)
Thermal Design Power (TDP)	35 Watt vs 95 Watt
Benchmarks
Geekbench 4 - Single Core	963 vs 840

Compare benchmarks

CPU 1: Intel Core i5-2550K
CPU 2: Intel Celeron 450

PassMark - Single thread mark

CPU 1

CPU 2

1755

763

PassMark - CPU mark

CPU 1

CPU 2

4134

433

Geekbench 4 - Single Core

CPU 1

CPU 2

840

963

Geekbench 4 - Multi-Core

CPU 1

CPU 2

2806

971

Name	Intel Core i5-2550K	Intel Celeron 450
PassMark - Single thread mark	1755	763
PassMark - CPU mark	4134	433
Geekbench 4 - Single Core	840	963
Geekbench 4 - Multi-Core	2806	971
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.383
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	43.659
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.941
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.465

Compare specifications (specs)

	Intel Core i5-2550K	Intel Celeron 450
Essentials
Architecture codename	Sandy Bridge	Conroe
Launch date	January 2012	August 2008
Launch price (MSRP)	$189
Place in performance rating	2462	2466
Price now	$128.99	$29.99
Processor Number	i5-2550K	450
Series	Legacy Intel® Core™ Processors	Legacy Intel® Celeron® Processor
Status	Discontinued	Discontinued
Value for money (0-100)	15.22	6.14
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.40 GHz	2.20 GHz
Bus Speed	5 GT/s DMI	800 MHz FSB
Die size	216 mm	77 mm2
L1 cache	64 KB (per core)	64 KB
L2 cache	256 KB (per core)	512 KB
L3 cache	6144 KB (shared)
Manufacturing process technology	32 nm	65 nm
Maximum core temperature	72.6°C	60.4°C
Maximum frequency	3.80 GHz	2.2 GHz
Number of cores	4	1
Number of threads	4
Transistor count	1160 million	105 million
Unlocked
VID voltage range		1.0000V-1.3375V
Memory
Max memory channels	2
Maximum memory bandwidth	21 GB/s
Maximum memory size	32 GB
Supported memory types	DDR3 1066/1333	DDR1, DDR2, DDR3
Graphics
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Graphics interfaces
Wireless Display (WiDi) support
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	LGA1155	LGA775
Thermal Design Power (TDP)	95 Watt	35 Watt
Peripherals
Max number of PCIe lanes	16
PCI Express revision	2.0
Security & Reliability
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
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
FSB parity
Intel® Demand Based Switching
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)