EPYC 9255 vs Celeron J4115
Primary details
Comparing Celeron J4115 and EPYC 9255 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2061 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Series | Intel Gemini Lake | no data |
| Power efficiency | 15.99 | no data |
| Architecture codename | Gemini Lake (2019) | Turin (2024) |
| Release date | 4 November 2019 (5 years ago) | 10 October 2024 (less than a year ago) |
| Launch price (MSRP) | no data | $2,495 |
Detailed specifications
Celeron J4115 and EPYC 9255 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) | 24 (Tetracosa-Core) |
| Threads | 4 | 48 |
| Base clock speed | 1.8 GHz | 3.25 GHz |
| Boost clock speed | 2.5 GHz | 4.8 GHz |
| L1 cache | no data | 80 KB (per core) |
| L2 cache | 4 MB | 1 MB (per core) |
| L3 cache | 4 MB | 128 MB (shared) |
| Chip lithography | 14 nm | 4 nm |
| Die size | no data | 4x 70.6 mm2 |
| Maximum core temperature | 105 °C | no data |
| Number of transistors | no data | 33,260 million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
Compatibility
Information on Celeron J4115 and EPYC 9255 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 | 2 |
| Socket | FCBGA1090 | SP5 |
| Power consumption (TDP) | 10 Watt | 200 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron J4115 and EPYC 9255. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2 | no data |
| AES-NI | + | + |
| AVX | - | + |
| vPro | - | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| Speed Shift | - | 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 |
| Turbo Boost Max 3.0 | - | no data |
| Precision Boost 2 | no data | + |
Security technologies
Celeron J4115 and EPYC 9255 technologies aimed at improving security, for example, by protecting against hacks.
| EDB | + | no data |
| Secure Key | + | no data |
| MPX | + | - |
| Identity Protection | + | - |
| SGX | Yes with Intel® ME | no data |
| OS Guard | + | no data |
| Anti-Theft | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron J4115 and EPYC 9255 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 Celeron J4115 and EPYC 9255. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | 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 | Intel UHD Graphics 600 | N/A |
| Max video memory | 8 GB | no data |
| Quick Sync Video | + | - |
| Graphics max frequency | 750 MHz | no data |
| Execution Units | 12 | no data |
Graphics interfaces
Available interfaces and connections of Celeron J4115 and EPYC 9255 integrated GPUs.
| Number of displays supported | 3 | no data |
| eDP | + | no data |
| DisplayPort | + | - |
| HDMI | + | - |
| MIPI-DSI | + | no data |
Graphics image quality
Maximum display resolutions supported by Celeron J4115 and EPYC 9255 integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | + | no data |
Graphics API support
APIs supported by Celeron J4115 and EPYC 9255 integrated GPUs, sometimes API versions are included.
| DirectX | 12 | no data |
| OpenGL | 4.4 | no data |
Peripherals
Specifications and connection of peripherals supported by Celeron J4115 and EPYC 9255.
| PCIe version | 2.0 | 5.0 |
| PCI Express lanes | 6 | 128 |
| 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 |
Pros & cons summary
| Recency | 4 November 2019 | 10 October 2024 |
| Physical cores | 4 | 24 |
| Threads | 4 | 48 |
| Chip lithography | 14 nm | 4 nm |
| Power consumption (TDP) | 10 Watt | 200 Watt |
Celeron J4115 has 1900% lower power consumption.
EPYC 9255, on the other hand, has an age advantage of 4 years, 500% more physical cores and 1100% more threads, and a 250% more advanced lithography process.
We couldn't decide between Celeron J4115 and EPYC 9255. We've got no test results to judge.
Note that Celeron J4115 is a desktop processor while EPYC 9255 is a server/workstation one.
Should you still have questions on choice between Celeron J4115 and EPYC 9255, ask them in Comments section, and we shall answer.
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