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 performance ranking	1052	2488
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	8.76	no data
Market segment	Desktop processor	Laptop
Series	AMD Ryzen 5	Intel Celeron
Architecture codename	Zen (2017−2020)	Skylake (2015−2016)
Release date	11 April 2017 (7 years ago)	15 August 2015 (8 years ago)
Launch price (MSRP)	$189	$107
Current price	$111 (0.6x MSRP)	$315 (2.9x MSRP)

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	3.7 GHz	1.6 GHz
Bus support	no data	4 GT/s
L1 cache	96K (per core)	128 KB
L2 cache	512K (per core)	512 KB
L3 cache	16 MB (shared)	2 MB
Chip lithography	14 nm	14 nm
Die size	192 mm2	98.57 mm210.3 mm × 9.57 mm
Maximum core temperature	no data	100 °C
Number of transistors	4,800 million	1750 Million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	Yes	No

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
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	+	no data
Enhanced SpeedStep (EIST)	no data	+
My WiFi	no data	+
Turbo Boost Technology	no data	-
Hyper-Threading Technology	no data	-
TSX	no data	-
Idle States	no data	+
Thermal Monitoring	no data	+
Flex Memory Access	no data	+
SIPP	no data	-
Smart Response	no data	+
Status	no data	Discontinued

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	+
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 Ryzen 5 1500X and Celeron 3855U are enumerated here.

AMD-V	+	no data
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, DDR4-2133, LPDDR3-1600, LPDDR3-1866, DDR3L-1333, DDR3L-1600
Maximum memory size	64 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	42.671 GB/s	34.1 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.

Ryzen 5 1500X outperforms Celeron 3855U by 608% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	5.88	0.83
Recency	11 April 2017	15 August 2015
Physical cores	4	2
Threads	8	2
Cost	$189	$107
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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