Celeron 3865U vs Pentium J4205

Primary details

Comparing Pentium J4205 and Celeron 3865U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2155	2590
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.17	no data
Market segment	Desktop processor	Laptop
Series	Intel Pentium	Intel Celeron
Power efficiency	14.20	5.30
Architecture codename	Goldmont (2016−2017)	Kaby Lake-U (2017)
Release date	30 August 2016 (8 years ago)	3 January 2017 (7 years ago)
Launch price (MSRP)	$161	$107

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Pentium J4205 and Celeron 3865U 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)	2 (Dual-core)
Threads	4	2
Base clock speed	1.5 GHz	1.8 GHz
Boost clock speed	2.6 GHz	1.8 GHz
Bus type	no data	OPI
Bus rate	no data	4 GT/s
Multiplier	15	22
L1 cache	no data	64K (per core)
L2 cache	2 MB	256K (per core)
L3 cache	0 KB	2 MB (shared)
Chip lithography	14 nm	14 nm
Die size	no data	98.7 mm2
Maximum core temperature	105 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Pentium J4205 and Celeron 3865U 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	FCBGA1296	FCBGA1356,FPBGA1356
Power consumption (TDP)	10 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium J4205 and Celeron 3865U. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2
AES-NI	+	+
AVX	-	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
My WiFi	no data	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	no data	+
Smart Response	-	+
GPIO	+	no data
Smart Connect	-	no data
HD Audio	+	no data
RST	-	no data

Security technologies

Pentium J4205 and Celeron 3865U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium J4205 and Celeron 3865U are enumerated here.

AMD-V	-	+
VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium J4205 and Celeron 3865U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3L/LPDDR3 up to 1866 MT/s; LPDDR4 up to 2400 MT/s	DDR3, DDR4
Maximum memory size	8 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	no data	34.134 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 505	Intel HD Graphics 610
Max video memory	8 GB	32 GB
Quick Sync Video	+	+
Clear Video	+	+
Clear Video HD	+	+
Graphics max frequency	800 MHz	900 MHz
Execution Units	18	no data

Graphics interfaces

Available interfaces and connections of Pentium J4205 and Celeron 3865U integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Pentium J4205 and Celeron 3865U 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 Pentium J4205 and Celeron 3865U integrated GPUs, sometimes API versions are included.

DirectX	+	12
OpenGL	+	4.4

Peripherals

Specifications and connection of peripherals supported by Pentium J4205 and Celeron 3865U.

PCIe version	2.0	2.0
PCI Express lanes	6	10
USB revision	2.0/3.0	no data
Total number of SATA ports	2	no data
Max number of SATA 6 Gb/s Ports	2	no data
Number of USB ports	8	no data
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	1.50	0.84
Integrated graphics card	0.93	1.85
Recency	30 August 2016	3 January 2017
Physical cores	4	2
Threads	4	2
Power consumption (TDP)	10 Watt	15 Watt

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Should you still have questions on choice between Pentium J4205 and Celeron 3865U, ask them in Comments section, and we shall answer.

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