i3-8145U vs Celeron 877

Primary details

Comparing Celeron 877 and Core i3-8145U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	1773
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	Intel Core i3
Power efficiency	no data	15.08
Architecture codename	Sandy Bridge (2011−2013)	Whiskey Lake-U (2018−2019)
Release date	1 July 2012 (12 years ago)	1 October 2018 (6 years ago)
Launch price (MSRP)	$86	$281

Detailed specifications

Celeron 877 and Core i3-8145U 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	2	4
Base clock speed	1.4 GHz	2.1 GHz
Boost clock speed	1.4 GHz	3.9 GHz
Bus type	DMI 2.0	OPI
Bus rate	4 × 5 GT/s	4 GT/s
Multiplier	14	21
L1 cache	64K (per core)	64 KB (per core)
L2 cache	256K (per core)	256 KB (per core)
L3 cache	2 MB (shared)	4 MB (shared)
Chip lithography	32 nm	14 nm
Die size	131 mm2	123 mm2
Maximum core temperature	100 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	504 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Celeron 877 and Core i3-8145U 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 (Uniprocessor)	1 (Uniprocessor)
Socket	FCBGA1023	FCBGA1528
Power consumption (TDP)	17 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 877 and Core i3-8145U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	-	+
FMA	+	-
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
My WiFi	-	+
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	-	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	+
Smart Response	no data	+
Demand Based Switching	-	no data
FDI	+	no data
Fast Memory Access	+	no data

Security technologies

Celeron 877 and Core i3-8145U technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+
Secure Key	no data	+
Identity Protection	-	+
SGX	no data	Yes with Intel® ME
OS Guard	no data	+
Anti-Theft	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron 877 and Core i3-8145U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron 877 and Core i3-8145U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4
Maximum memory size	16 GB	64 GB
Max memory channels	2	2
Maximum memory bandwidth	21.335 GB/s	38.397 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for 2nd Generation Intel® Processors	Intel® UHD Graphics for 8th Generation Intel® Processors
Max video memory	no data	32 GB
Quick Sync Video	-	+
Clear Video	-	+
Clear Video HD	-	+
Graphics max frequency	1 GHz	1 GHz

Graphics interfaces

Available interfaces and connections of Celeron 877 and Core i3-8145U integrated GPUs.

Number of displays supported	2	3
eDP	+	+
DisplayPort	+	+
HDMI	+	+
DVI	no data	+
SDVO	+	no data
CRT	+	no data

Graphics image quality

Maximum display resolutions supported by Celeron 877 and Core i3-8145U integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	no data	4096x2304@24Hz
Max resolution over eDP	no data	4096x2304@60Hz
Max resolution over DisplayPort	no data	4096x2304@60Hz

Graphics API support

APIs supported by Celeron 877 and Core i3-8145U integrated GPUs, sometimes API versions are included.

DirectX	no data	12
OpenGL	no data	4.5

Peripherals

Specifications and connection of peripherals supported by Celeron 877 and Core i3-8145U.

PCIe version	2.0	3.0
PCI Express lanes	16	16

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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Pros & cons summary

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Recency	1 July 2012	1 October 2018
Threads	2	4
Chip lithography	32 nm	14 nm
Power consumption (TDP)	17 Watt	15 Watt

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Should you still have questions on choice between Celeron 877 and Core i3-8145U, ask them in Comments section, and we shall answer.

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