Celeron 3855U vs Core i9-9980XE

Primary details

Comparing Core i9-9980XE and Celeron 3855U processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	284	2488
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	8.35	no data
Market segment	Desktop processor	Laptop
Series	Intel Core i9	Intel Celeron
Architecture codename	Sky Lake-X	Skylake (2015−2016)
Release date	19 October 2018 (5 years ago)	15 August 2015 (8 years ago)
Launch price (MSRP)	$1,979	$107
Current price	$1180 (0.6x MSRP)	$315 (2.9x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i9-9980XE 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	18 (Octadeca-Core)	2 (Dual-core)
Threads	36	2
Base clock speed	3 GHz	1.6 GHz
Boost clock speed	4.5 GHz	1.6 GHz
Bus support	no data	4 GT/s
L1 cache	64 KB (per core)	128 KB
L2 cache	1 MB (per core)	512 KB
L3 cache	24.75 MB (shared)	2 MB
Chip lithography	14 nm	14 nm
Die size	484 mm2	98.57 mm210.3 mm × 9.57 mm
Maximum core temperature	84 °C	100 °C
Number of transistors	no data	1750 Million
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	Yes	No

Compatibility

Information on Core i9-9980XE 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	FCLGA2066	FCBGA1356
Power consumption (TDP)	165 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-9980XE and Celeron 3855U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	Intel® SSE4.1, Intel® SSE4.2
AES-NI	+	+
AVX	+	no data
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
My WiFi	no data	+
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	+	-
TSX	+	-
Idle States	no data	+
Thermal Monitoring	no data	+
Flex Memory Access	no data	+
SIPP	no data	-
Smart Response	no data	+
Turbo Boost Max 3.0	+	no data
Status	Discontinued	Discontinued

Security technologies

Core i9-9980XE and Celeron 3855U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-9980XE and Celeron 3855U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-9980XE and Celeron 3855U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR4-1866, DDR4-2133, LPDDR3-1600, LPDDR3-1866, DDR3L-1333, DDR3L-1600
Maximum memory size	128 GB	32 GB
Max memory channels	4	2
Maximum memory bandwidth	85 GB/s	34.1 GB/s
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	N/A	Intel HD Graphics 510
Max video memory	no data	32 GB
Quick Sync Video	no data	+
Clear Video HD	no data	+
Graphics max frequency	no data	900 MHz

Graphics interfaces

Available interfaces and connections of Core i9-9980XE and Celeron 3855U integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core i9-9980XE 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 Core i9-9980XE and Celeron 3855U integrated GPUs, sometimes API versions are included.

DirectX	no data	12
OpenGL	no data	4.4

Peripherals

Specifications and connection of peripherals supported by Core i9-9980XE and Celeron 3855U.

PCIe version	3.0	2.0
PCI Express lanes	44	10

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.

Core i9-9980XE outperforms Celeron 3855U by 2169% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	18.83	0.83
Recency	19 October 2018	15 August 2015
Physical cores	18	2
Threads	36	2
Cost	$1979	$107
Power consumption (TDP)	165 Watt	15 Watt

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Should you still have questions on choice between Core i9-9980XE and Celeron 3855U, ask them in Comments section, and we shall answer.

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