EPYC 7742 vs Celeron J3355
Aggregate performance score
EPYC 7742 outperforms Celeron J3355 by a whopping 5736% based on our aggregate benchmark results.
Primary details
Comparing Celeron J3355 and EPYC 7742 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2641 | 45 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.02 | 3.47 |
| Market segment | Desktop processor | Server |
| Series | Intel Celeron | AMD EPYC |
| Power efficiency | 7.11 | 18.45 |
| Architecture codename | Apollo Lake (2014−2016) | Zen 2 (2017−2020) |
| Release date | 30 August 2016 (8 years ago) | 7 August 2019 (5 years ago) |
| Launch price (MSRP) | $107 | $6,950 |
Cost-effectiveness evaluation
Performance per price, higher is better.
EPYC 7742 has 17250% better value for money than Celeron J3355.
Detailed specifications
Celeron J3355 and EPYC 7742 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 | 2 (Dual-core) | 64 (Tetrahexaconta-Core) |
| Threads | 2 | 128 |
| Base clock speed | 2 GHz | 2.25 GHz |
| Boost clock speed | 2.5 GHz | 3.4 GHz |
| Multiplier | 20 | 22.5 |
| L1 cache | no data | 96K (per core) |
| L2 cache | 1 MB | 512K (per core) |
| L3 cache | 0 KB | 256 MB (shared) |
| Chip lithography | 14 nm | 7 nm, 14 nm |
| Die size | no data | 192 mm2 |
| Maximum core temperature | 105 °C | no data |
| Number of transistors | no data | 4,800 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Celeron J3355 and EPYC 7742 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) | 2 (Multiprocessor) |
| Socket | FCBGA1296 | TR4 |
| Power consumption (TDP) | 10 Watt | 225 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron J3355 and EPYC 7742. You'll probably need this information if you require some particular technology.
| 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 J3355 and EPYC 7742 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 J3355 and EPYC 7742 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 J3355 and EPYC 7742. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3, DDR4 | DDR4 Eight-channel |
| Maximum memory size | 8 GB | 4 TiB |
| Max memory channels | 2 | 8 |
| Maximum memory bandwidth | no data | 204.763 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics 500 | no data |
| Max video memory | 8 GB | no data |
| Quick Sync Video | + | - |
| Clear Video | + | no data |
| Clear Video HD | + | no data |
| Graphics max frequency | 700 MHz | no data |
| Execution Units | 12 | no data |
Graphics interfaces
Available interfaces and connections of Celeron J3355 and EPYC 7742 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 J3355 and EPYC 7742 integrated GPUs, sometimes API versions are included.
| DirectX | + | no data |
| OpenGL | + | no data |
Peripherals
Specifications and connection of peripherals supported by Celeron J3355 and EPYC 7742.
| PCIe version | 2.0 | no data |
| PCI Express lanes | 6 | no data |
| 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.
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.
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.
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.
Pros & cons summary
| Performance score | 0.78 | 45.52 |
| Recency | 30 August 2016 | 7 August 2019 |
| Physical cores | 2 | 64 |
| Threads | 2 | 128 |
| Chip lithography | 14 nm | 7 nm |
| Power consumption (TDP) | 10 Watt | 225 Watt |
Celeron J3355 has 2150% lower power consumption.
EPYC 7742, on the other hand, has a 5735.9% higher aggregate performance score, an age advantage of 2 years, 3100% more physical cores and 6300% more threads, and a 100% more advanced lithography process.
The EPYC 7742 is our recommended choice as it beats the Celeron J3355 in performance tests.
Note that Celeron J3355 is a desktop processor while EPYC 7742 is a server/workstation one.
Should you still have questions on choice between Celeron J3355 and EPYC 7742, ask them in Comments section, and we shall answer.
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