Celeron 3855U vs Ryzen 5 1500X

Primary details

Comparing Ryzen 5 1500X and Celeron 3855U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1120	2631
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.08	no data
Market segment	Desktop processor	Laptop
Series	AMD Ryzen 5	Intel Celeron
Power efficiency	8.35	4.86
Architecture codename	Zen (2017−2020)	Skylake (2015−2016)
Release date	16 March 2017 (7 years ago)	15 August 2015 (9 years ago)
Launch price (MSRP)	$189	$107

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Ryzen 5 1500X 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	8	2
Base clock speed	3.5 GHz	1.6 GHz
Boost clock speed	3.5 GHz	1.6 GHz
Bus type	no data	OPI
Bus rate	4 × 8 GT/s	4 GT/s
Multiplier	35	16
L1 cache	384 KB	128 KB
L2 cache	2 MB	512 KB
L3 cache	16 MB (shared)	2 MB
Chip lithography	14 nm	14 nm
Die size	213 mm2	98.57 mm2
Maximum core temperature	no data	100 °C
Number of transistors	4800 Million	1750 Million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-

Compatibility

Information on Ryzen 5 1500X 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 (Uniprocessor)	1 (Uniprocessor)
Socket	AM4	FCBGA1356
Power consumption (TDP)	65 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 5 1500X and Celeron 3855U. You'll probably need this information if you require some particular technology.

Instruction set extensions	XFR, FMA3, SSE 4.2, AVX2, SMT	Intel® SSE4.1, Intel® SSE4.2
AES-NI	+	+
AVX	+	-
Enhanced SpeedStep (EIST)	no data	+
My WiFi	no data	+
Turbo Boost Technology	no data	-
Hyper-Threading Technology	no data	-
Idle States	no data	+
Thermal Monitoring	-	+
Flex Memory Access	no data	+
Smart Response	no data	+

Security technologies

Ryzen 5 1500X and Celeron 3855U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 5 1500X and Celeron 3855U 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 Ryzen 5 1500X and Celeron 3855U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR4-1866/2133, LPDDR3-1600/1866, DDR3L-1333/1600
Maximum memory size	64 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	42.671 GB/s	34.134 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	-	Intel HD Graphics 510
Max video memory	-	32 GB
Quick Sync Video	-	+
Clear Video HD	-	+
Graphics max frequency	-	900 MHz

Graphics interfaces

Available interfaces and connections of Ryzen 5 1500X and Celeron 3855U integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Ryzen 5 1500X and Celeron 3855U integrated GPUs, including resolutions over different interfaces.

4K resolution support	-	+
Max resolution over HDMI 1.4	-	4096x2304@24Hz
Max resolution over eDP	-	4096x2304@60Hz
Max resolution over DisplayPort	-	4096x2304@60Hz
Max resolution over VGA	-	N/A

Graphics API support

APIs supported by Ryzen 5 1500X and Celeron 3855U integrated GPUs, sometimes API versions are included.

DirectX	-	12
OpenGL	-	4.4

Peripherals

Specifications and connection of peripherals supported by Ryzen 5 1500X and Celeron 3855U.

PCIe version	3.0	2.0
PCI Express lanes	20	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.

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Pros & cons summary

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Performance score	5.95	0.80
Recency	16 March 2017	15 August 2015
Physical cores	4	2
Threads	8	2
Power consumption (TDP)	65 Watt	15 Watt

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Should you still have questions on choice between Ryzen 5 1500X and Celeron 3855U, ask them in Comments section, and we shall answer.

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