Celeron 4205U vs J3455
Aggregated performance score
J3455 outperforms 4205U by 66% based on our aggregated benchmark results.
Primary Details
Comparing Celeron J3455 and Celeron 4205U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2059 | 2416 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Celeron | Intel Celeron |
| Architecture codename | Apollo Lake (2016) | Whiskey Lake-U (2018−2019) |
| Release date | 30 August 2016 (7 years ago) | 23 January 2019 (5 years ago) |
| Launch price (MSRP) | $107 | $107 |
| Current price | $189 (1.8x MSRP) | $452 (4.2x MSRP) |
Detailed Specifications
Celeron J3455 and Celeron 4205U 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 | 4 | 2 |
| Base clock speed | 1.5 GHz | 1.8 GHz |
| Boost clock speed | 2.3 GHz | 1.8 GHz |
| L1 cache | no data | 128 KB |
| L2 cache | 2 MB | 512 KB |
| L3 cache | 0 KB | 2 MB |
| Chip lithography | 14 nm | 14 nm |
| Maximum core temperature | 105 °C | 100 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | No | No |
Compatibility
Information on Celeron J3455 and Celeron 4205U 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 | FCBGA1296 | FCBGA1528 |
| Power consumption (TDP) | 10 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron J3455 and Celeron 4205U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2 |
| AES-NI | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| My WiFi | no data | + |
| Turbo Boost Technology | - | - |
| Hyper-Threading Technology | - | - |
| TSX | no data | - |
| Idle States | + | + |
| Thermal Monitoring | + | + |
| Flex Memory Access | no data | + |
| SIPP | - | no data |
| Smart Response | - | + |
| GPIO | + | no data |
| Smart Connect | - | no data |
| Status | Launched | Discontinued |
| HD Audio | + | no data |
| RST | - | no data |
Security technologies
Celeron J3455 and Celeron 4205U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | - |
| EDB | + | + |
| Secure Boot | + | no data |
| Secure Key | + | + |
| Identity Protection | + | + |
| SGX | no data | Yes with Intel® ME |
| OS Guard | - | + |
| Anti-Theft | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron J3455 and Celeron 4205U are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| VT-i | - | no data |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron J3455 and Celeron 4205U. 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 | DDR3, DDR4 |
| Maximum memory size | 8 GB | 64 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | no data | 37.5 GB/s |
| ECC memory support | - | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics 500 | Intel® UHD Graphics for 8th Generation Intel® Processors |
| Max video memory | 8 GB | 32 GB |
| Quick Sync Video | + | + |
| Clear Video | + | + |
| Clear Video HD | + | + |
| Graphics max frequency | 750 MHz | 900 MHz |
| Execution Units | 12 | no data |
Graphics interfaces
Available interfaces and connections of Celeron J3455 and Celeron 4205U integrated GPUs.
| Number of displays supported | 3 | 3 |
| eDP | + | + |
| DisplayPort | + | + |
| HDMI | + | + |
| DVI | no data | + |
| MIPI-DSI | + | no data |
Graphics image quality
Maximum display resolutions supported by Celeron J3455 and Celeron 4205U integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | no data | + |
| Max resolution over HDMI 1.4 | no data | 4096x2304@24Hz |
| Max resolution over eDP | no data | 4096x2304@60Hz |
| Max resolution over DisplayPort | no data | 4096x2304@60Hz |
Graphics API support
APIs supported by Celeron J3455 and Celeron 4205U integrated GPUs, sometimes API versions are included.
| DirectX | + | 12 |
| OpenGL | + | 4.5 |
Peripherals
Specifications and connection of peripherals supported by Celeron J3455 and Celeron 4205U.
| PCIe version | 2.0 | 2.0 |
| PCI Express lanes | 6 | 12 |
| 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.
J3455 outperforms 4205U by 66% based on our aggregated benchmark results.
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.
Benchmark coverage: 68%
J3455 outperforms 4205U by 66% in Passmark.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
Benchmark coverage: 42%
4205U outperforms J3455 by 39% in GeekBench 5 Single-Core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Benchmark coverage: 42%
J3455 outperforms 4205U by 26% in GeekBench 5 Multi-Core.
Pros & Cons Summary
| Performance score | 1.46 | 0.88 |
| Recency | 30 August 2016 | 23 January 2019 |
| Physical cores | 4 | 2 |
| Threads | 4 | 2 |
| Power consumption (TDP) | 10 Watt | 15 Watt |
The Celeron J3455 is our recommended choice as it beats the Celeron 4205U in performance tests.
Should you still have questions on choice between Celeron J3455 and Celeron 4205U, ask them in Comments section, and we shall answer.
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