Ryzen 7 5800X vs Celeron 2981U

Primary details

Comparing Celeron 2981U and Ryzen 7 5800X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2747	355
Place by popularity	not in top-100	60
Cost-effectiveness evaluation	no data	23.54
Market segment	Laptop	Desktop processor
Series	Intel Celeron	AMD Ryzen 7
Power efficiency	4.10	15.80
Architecture codename	Haswell (2013−2015)	Vermeer (Zen 3) (2020−2022)
Release date	1 January 2014 (10 years ago)	5 November 2020 (4 years ago)
Launch price (MSRP)	no data	$449

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Celeron 2981U and Ryzen 7 5800X 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)	8 (Octa-Core)
Threads	2	16
Base clock speed	1.6 GHz	3.8 GHz
Boost clock speed	1.6 GHz	4.7 GHz
Bus rate	5 GT/s	no data
Multiplier	no data	38
L1 cache	128 KB	64K (per core)
L2 cache	512 KB	512K (per core)
L3 cache	2 MB	32 MB
Chip lithography	22 nm	7 nm, 12 nm
Die size	no data	2 x 80.7 sq. mm; I/O = 125 mm2
Maximum core temperature	100 °C	90 °C
Maximum case temperature (TCase)	no data	95 °C
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	-	+

Compatibility

Information on Celeron 2981U and Ryzen 7 5800X 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	FCBGA1168	AM4
Power consumption (TDP)	15 Watt	105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 2981U and Ryzen 7 5800X. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	MMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHA
AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Smart Response	-	no data
GPIO	+	no data
Smart Connect	+	no data
FDI	-	no data
AMT	9.5	no data
Matrix Storage	-	no data
HD Audio	+	no data
RST	+	no data
Precision Boost 2	no data	+

Security technologies

Celeron 2981U and Ryzen 7 5800X technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data
Secure Key	+	no data
OS Guard	-	no data
Anti-Theft	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron 2981U and Ryzen 7 5800X 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 2981U and Ryzen 7 5800X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4
Maximum memory size	16 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	51.196 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for 4th Generation Intel® Processors	-
Quick Sync Video	+	-
Clear Video	+	-
Graphics max frequency	1 GHz	-

Graphics interfaces

Available interfaces and connections of Celeron 2981U and Ryzen 7 5800X integrated GPUs.

Number of displays supported	3	-
eDP	+	-
DisplayPort	+	-
HDMI	+	-

Peripherals

Specifications and connection of peripherals supported by Celeron 2981U and Ryzen 7 5800X.

PCIe version	2.0	4.0
PCI Express lanes	12	no data
PCI support	-	no data
USB revision	3.0	no data
Total number of SATA ports	2	no data
Max number of SATA 6 Gb/s Ports	2	no data
Integrated IDE	-	no data
Number of USB ports	4	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	0.65	17.53
Recency	1 January 2014	5 November 2020
Physical cores	2	8
Threads	2	16
Chip lithography	22 nm	7 nm
Power consumption (TDP)	15 Watt	105 Watt

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Should you still have questions on choice between Celeron 2981U and Ryzen 7 5800X, ask them in Comments section, and we shall answer.

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