Celeron J1900 vs i5-2550K

Primary details

Comparing Core i5-2550K and Celeron J1900 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1717	2677
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.65	no data
Market segment	Desktop processor	Laptop
Series	no data	Intel Celeron
Power efficiency	2.59	6.87
Architecture codename	Sandy Bridge (2011−2013)	Bay Trail-D (2013)
Release date	January 2012 (12 years ago)	1 November 2013 (11 years ago)
Launch price (MSRP)	$189	$82

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i5-2550K and Celeron J1900 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	4 (Quad-Core)	4 (Quad-Core)
Threads	4	4
Base clock speed	3.4 GHz	2 GHz
Boost clock speed	3.8 GHz	2.42 GHz
Bus rate	5 GT/s	no data
L1 cache	64 KB (per core)	224 KB
L2 cache	256 KB (per core)	2 MB
L3 cache	6144 KB (shared)	2 MB L2 Cache
Chip lithography	32 nm	22 nm
Die size	216 mm2	no data
Maximum core temperature	73 °C	105 °C
Number of transistors	1160 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-

Compatibility

Information on Core i5-2550K and Celeron J1900 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	1
Socket	FCLGA1155,LGA1155	FCBGA1170
Power consumption (TDP)	95 Watt	10 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-2550K and Celeron J1900. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX	no data
AES-NI	+	-
AVX	+	-
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	-	-
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
PAE	no data	36 Bit
FDI	-	-
Fast Memory Access	+	no data
RST	no data	-

Security technologies

Core i5-2550K and Celeron J1900 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	+
Identity Protection	+	-
Anti-Theft	no data	-

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-2550K and Celeron J1900 are enumerated here.

VT-d	-	-
VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-2550K and Celeron J1900. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	32 GB	8 GB
Max memory channels	2	2
Maximum memory bandwidth	21 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel® HD Graphics for Intel Atom® Processor Z3700 Series
Quick Sync Video	+	+
Graphics max frequency	no data	854 MHz
InTru 3D	-	-

Graphics interfaces

Available interfaces and connections of Core i5-2550K and Celeron J1900 integrated GPUs.

Number of displays supported

no data

2

Peripherals

Specifications and connection of peripherals supported by Core i5-2550K and Celeron J1900.

PCIe version	2.0	2.0
PCI Express lanes	16	4

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	2.65	0.74
Chip lithography	32 nm	22 nm
Power consumption (TDP)	95 Watt	10 Watt

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Should you still have questions on choice between Core i5-2550K and Celeron J1900, ask them in Comments section, and we shall answer.

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