Celeron 3855U vs J3455

Primary details

Comparing Celeron J3455 and Celeron 3855U processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2088	2488
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	Intel Celeron
Architecture codename	Apollo Lake (2016)	Skylake (2015−2016)
Release date	30 August 2016 (7 years ago)	15 August 2015 (8 years ago)
Launch price (MSRP)	$107	$107
Current price	$189 (1.8x MSRP)	$315 (2.9x MSRP)

Detailed specifications

Celeron J3455 and Celeron 3855U 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	1.6 GHz
Boost clock speed	2.3 GHz	1.6 GHz
Bus support	no data	4 GT/s
L1 cache	no data	128 KB
L2 cache	2 MB	512 KB
L3 cache	0 KB	2 MB
Chip lithography	14 nm	14 nm
Die size	no data	98.57 mm210.3 mm × 9.57 mm
Maximum core temperature	105 °C	100 °C
Number of transistors	no data	1750 Million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Celeron J3455 and Celeron 3855U 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	FCBGA1296	FCBGA1356
Power consumption (TDP)	10 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron J3455 and Celeron 3855U. 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	+	+
Enhanced SpeedStep (EIST)	+	+
My WiFi	no data	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
TSX	no data	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	no data	+
SIPP	-	-
Smart Response	-	+
GPIO	+	no data
Smart Connect	-	no data
Status	Launched	Discontinued
HD Audio	+	no data
RST	-	no data

Security technologies

Celeron J3455 and Celeron 3855U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron J3455 and Celeron 3855U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron J3455 and Celeron 3855U. 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	DDR4-1866, DDR4-2133, LPDDR3-1600, LPDDR3-1866, DDR3L-1333, DDR3L-1600
Maximum memory size	8 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	no data	34.1 GB/s
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 500	Intel HD Graphics 510
Max video memory	8 GB	32 GB
Quick Sync Video	+	+
Clear Video	+	no data
Clear Video HD	+	+
Graphics max frequency	750 MHz	900 MHz
Execution Units	12	no data

Graphics interfaces

Available interfaces and connections of Celeron J3455 and Celeron 3855U 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 Celeron J3455 and Celeron 3855U 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
Max resolution over VGA	no data	N/A

Graphics API support

APIs supported by Celeron J3455 and Celeron 3855U integrated GPUs, sometimes API versions are included.

DirectX	+	12
OpenGL	+	4.4

Peripherals

Specifications and connection of peripherals supported by Celeron J3455 and Celeron 3855U.

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.

J3455 outperforms 3855U by 76% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	1.46	0.83
Integrated graphics card	0.75	1.36
Recency	30 August 2016	15 August 2015
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 Celeron J3455 and Celeron 3855U, ask them in Comments section, and we shall answer.

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