Ryzen 9 9900X vs Celeron J3455

Place in the ranking	2192	109
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.15	63.40
Market segment	Desktop processor	Desktop processor
Series	Intel Celeron	no data
Power efficiency	13.44	27.24
Architecture codename	Apollo Lake (2014−2016)	Granite Ridge (2024)
Release date	30 August 2016 (8 years ago)	15 August 2024 (less than a year ago)
Launch price (MSRP)	$107	$499

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 9900X has 42167% better value for money than Celeron J3455.

Detailed specifications

Celeron J3455 and Ryzen 9 9900X 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)	12 (Dodeca-Core)
Threads	4	24
Base clock speed	1.5 GHz	4.4 GHz
Boost clock speed	2.3 GHz	5.6 GHz
Multiplier	15	no data
L1 cache	no data	80 KB (per core)
L2 cache	2 MB	1 MB (per core)
L3 cache	0 KB	64 MB (shared)
Chip lithography	14 nm	4 nm
Die size	no data	2x 70.6 mm²
Maximum core temperature	105 °C	95 °C
Number of transistors	no data	16,630 million
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	-	+

Compatibility

Information on Celeron J3455 and Ryzen 9 9900X 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	FCBGA1296	AM5
Power consumption (TDP)	10 Watt	120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron J3455 and Ryzen 9 9900X. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	SMT, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A
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
HD Audio	+	no data
RST	-	no data
Precision Boost 2	no data	+

Security technologies

Celeron J3455 and Ryzen 9 9900X technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron J3455 and Ryzen 9 9900X 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 Celeron J3455 and Ryzen 9 9900X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3L/LPDDR3 up to 1866 MT/s; LPDDR4 up to 2400 MT/s	DDR5
Maximum memory size	8 GB	no data
Max memory channels	2	no data

Graphics specifications

General parameters of integrated GPUs, if any.

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

Graphics interfaces

Available interfaces and connections of Celeron J3455 and Ryzen 9 9900X integrated GPUs.

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

Graphics API support

APIs supported by Celeron J3455 and Ryzen 9 9900X integrated GPUs, sometimes API versions are included.

DirectX	+	no data
OpenGL	+	no data

Peripherals

Specifications and connection of peripherals supported by Celeron J3455 and Ryzen 9 9900X.

PCIe version	2.0	5.0
PCI Express lanes	6	24
USB revision	2.0/3.0	no data
Total number of SATA ports	2	no data
Max number of SATA 6 Gb/s Ports	2	no data
Number of USB ports	8	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.

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.

Celeron J3455 1.42

Ryzen 9 9900X 34.54
+2332%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Celeron J3455 2256

Ryzen 9 9900X 54865
+2332%

Gaming performance

Pros & cons summary

Performance score	1.42	34.54
Integrated graphics card	0.77	1.98
Recency	30 August 2016	15 August 2024
Physical cores	4	12
Threads	4	24
Chip lithography	14 nm	4 nm
Power consumption (TDP)	10 Watt	120 Watt

Celeron J3455 has 1100% lower power consumption.

Ryzen 9 9900X, on the other hand, has a 2332.4% higher aggregate performance score, 157.1% faster integrated GPU, an age advantage of 7 years, 200% more physical cores and 500% more threads, and a 250% more advanced lithography process.

The Ryzen 9 9900X is our recommended choice as it beats the Celeron J3455 in performance tests.

Should you still have questions on choice between Celeron J3455 and Ryzen 9 9900X, ask them in Comments section, and we shall answer.