Atom Z2480 vs Celeron 3865U

Primary details

Comparing Celeron 3865U and Atom Z2480 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2580	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	no data
Power efficiency	5.24	no data
Architecture codename	Kaby Lake-U (2017)	Penwell (2012−2013)
Release date	3 January 2017 (7 years ago)	1 January 2013 (11 years ago)
Launch price (MSRP)	$107	no data

Detailed specifications

Celeron 3865U and Atom Z2480 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)	1 (Single-Core)
Threads	2	2
Base clock speed	1.8 GHz	1.4 GHz
Boost clock speed	1.8 GHz	2 GHz
Bus type	OPI	no data
Bus rate	4 GT/s	no data
Multiplier	22	no data
L1 cache	64K (per core)	64K (per core)
L2 cache	256K (per core)	512K (per core)
L3 cache	2 MB (shared)	0 KB
Chip lithography	14 nm	32 nm
Die size	98.7 mm2	65 mm2
Maximum core temperature	100 °C	90 °C
Number of transistors	no data	140 million
64 bit support	+	-
Windows 11 compatibility	-	-

Compatibility

Information on Celeron 3865U and Atom Z2480 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
Socket	FCBGA1356,FPBGA1356	FC-MB4617
Power consumption (TDP)	15 Watt	3 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 3865U and Atom Z2480. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE, Intel® SSE2, Intel® SSE3
AES-NI	+	-
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
My WiFi	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
Smart Response	+	no data
PAE	no data	32 Bit
GPIO	no data	152

Security technologies

Celeron 3865U and Atom Z2480 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	+
Secure Key	+	no data
MPX	+	-
SGX	Yes with Intel® ME	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron 3865U and Atom Z2480 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron 3865U and Atom Z2480. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3, DDR4	DDR2
Maximum memory size	32 GB	2 GB
Max memory channels	2	2
Maximum memory bandwidth	34.134 GB/s	6.4 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 610	PowerVR SGX540 (400 MHz)
Max video memory	32 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	900 MHz	no data

Graphics interfaces

Available interfaces and connections of Celeron 3865U and Atom Z2480 integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Celeron 3865U and Atom Z2480 integrated GPUs, including resolutions over different interfaces.

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

Graphics API support

APIs supported by Celeron 3865U and Atom Z2480 integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.4	no data

Peripherals

Specifications and connection of peripherals supported by Celeron 3865U and Atom Z2480.

PCIe version	2.0	no data
PCI Express lanes	10	no data
USB revision	no data	2.0 OTG
Number of USB ports	no data	1
UART	no data	3

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	3 January 2017	1 January 2013
Physical cores	2	1
Chip lithography	14 nm	32 nm
Power consumption (TDP)	15 Watt	3 Watt

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Should you still have questions on choice between Celeron 3865U and Atom Z2480, ask them in Comments section, and we shall answer.

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