Celeron N3350 vs i5-661

Primary details

Comparing Core i5-661 and Celeron N3350 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2112	2706
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.08	no data
Market segment	Desktop processor	Laptop
Series	no data	Intel Celeron
Power efficiency	1.69	11.04
Architecture codename	Clarkdale (2010−2011)	Apollo Lake (2014−2016)
Release date	7 January 2010 (14 years ago)	30 August 2016 (8 years ago)
Launch price (MSRP)	$252	$24

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i5-661 and Celeron N3350 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	2 (Dual-core)	2 (Dual-core)
Threads	4	2
Base clock speed	3.33 GHz	1.1 GHz
Boost clock speed	3.6 GHz	2.4 GHz
Bus rate	2.5 GT/s	no data
Multiplier	no data	11
L1 cache	64 KB (per core)	no data
L2 cache	256 KB (per core)	1 MB
L3 cache	4 MB (shared)	0 KB
Chip lithography	32 nm	14 nm
Die size	81 mm2	no data
Maximum core temperature	70 °C	105 °C
Number of transistors	382 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Core i5-661 and Celeron N3350 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 (Uniprocessor)
Socket	FCLGA1156	FCBGA1296
Power consumption (TDP)	87 Watt	6 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-661 and Celeron N3350. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	no data
AES-NI	+	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	1.0	-
Hyper-Threading Technology	+	-
Idle States	+	+
Thermal Monitoring	-	+
Smart Response	no data	-
Demand Based Switching	-	no data
PAE	36 Bit	no data
GPIO	no data	+
Smart Connect	no data	-
FDI	+	no data
HD Audio	no data	+
RST	no data	-

Security technologies

Core i5-661 and Celeron N3350 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Boot	no data	+
Secure Key	no data	+
MPX	-	+
Identity Protection	-	+
OS Guard	no data	+
Anti-Theft	no data	-

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-661 and Celeron N3350 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-661 and Celeron N3350. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3, DDR4
Maximum memory size	16.38 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	Intel® HD Graphics for Previous Generation Intel® Processors	Intel HD Graphics 500
Max video memory	no data	8 GB
Quick Sync Video	-	+
Clear Video	no data	+
Clear Video HD	+	+
Graphics max frequency	no data	650 MHz
Execution Units	no data	12

Graphics interfaces

Available interfaces and connections of Core i5-661 and Celeron N3350 integrated GPUs.

Number of displays supported	2	3
eDP	no data	+
DisplayPort	-	+
HDMI	-	+
MIPI-DSI	no data	+

Graphics API support

APIs supported by Core i5-661 and Celeron N3350 integrated GPUs, sometimes API versions are included.

DirectX	no data	+
OpenGL	no data	+

Peripherals

Specifications and connection of peripherals supported by Core i5-661 and Celeron N3350.

PCIe version	2.0	2.0
PCI Express lanes	16	6
USB revision	no data	2.0/3.0
Total number of SATA ports	no data	2
Max number of SATA 6 Gb/s Ports	no data	2
Number of USB ports	no data	8
Integrated LAN	no data	-
UART	no data	+

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	1.55	0.70
Recency	7 January 2010	30 August 2016
Threads	4	2
Chip lithography	32 nm	14 nm
Power consumption (TDP)	87 Watt	6 Watt

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Should you still have questions on choice between Core i5-661 and Celeron N3350, ask them in Comments section, and we shall answer.

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