Celeron J3455E vs Ryzen 7 4800H

Primary details

Comparing Ryzen 7 4800H and Celeron J3455E processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	662	2215
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	AMD Renoir (Ryzen 4000 APU)	no data
Power efficiency	24.50	13.04
Architecture codename	Renoir-H (Zen 2) (2020)	no data
Release date	6 January 2020 (4 years ago)	1 July 2019 (5 years ago)

Detailed specifications

Ryzen 7 4800H and Celeron J3455E 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	8 (Octa-Core)	no data
Threads	16	4
Base clock speed	2.9 GHz	1.5 GHz
Boost clock speed	4.2 GHz	2.3 GHz
Multiplier	29	no data
L1 cache	512 KB	no data
L2 cache	4 MB	no data
L3 cache	8 MB	2 MB
Chip lithography	7 nm	14 nm
Die size	156 mm2	no data
Maximum core temperature	105 °C	105 °C
Number of transistors	9800 Million	no data
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Ryzen 7 4800H and Celeron J3455E 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	FP6	no data
Power consumption (TDP)	45 Watt	10 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 4800H and Celeron J3455E. You'll probably need this information if you require some particular technology.

Instruction set extensions	MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME	no data
AES-NI	+	+
FMA	+	-
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	-

Security technologies

Ryzen 7 4800H and Celeron J3455E technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	-
EDB	no data	+
Secure Key	no data	+
Identity Protection	-	+
Anti-Theft	no data	-

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 4800H and Celeron J3455E are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 4800H and Celeron J3455E. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR3L/LPDDR3 up to 1866 MT/s; LPDDR4 up to 2400 MT/s
Maximum memory size	64 GB	8 GB
Max memory channels	no data	2
Maximum memory bandwidth	68.27 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	AMD Radeon Vega 7	Intel HD Graphics 500
Max video memory	no data	8 GB
Quick Sync Video	-	+
Clear Video	no data	+
Clear Video HD	no data	+
Graphics max frequency	no data	750 MHz
Execution Units	no data	12

Graphics interfaces

Available interfaces and connections of Ryzen 7 4800H and Celeron J3455E integrated GPUs.

Number of displays supported	no data	3
eDP	no data	+
DisplayPort	-	+
HDMI	-	+
MIPI-DSI	no data	+

Graphics API support

APIs supported by Ryzen 7 4800H and Celeron J3455E integrated GPUs, sometimes API versions are included.

DirectX	no data	+
OpenGL	no data	+

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 4800H and Celeron J3455E.

PCIe version	3.0	2.0
PCI Express lanes	no data	6

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	12.09	1.43
Integrated graphics card	7.46	0.77
Recency	6 January 2020	1 July 2019
Threads	16	4
Chip lithography	7 nm	14 nm
Power consumption (TDP)	45 Watt	10 Watt

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Should you still have questions on choice between Ryzen 7 4800H and Celeron J3455E, ask them in Comments section, and we shall answer.

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