Ryzen 9 7900X vs Celeron 787
Primary details
Comparing Celeron 787 and Ryzen 9 7900X processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 123 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | Intel Celeron | no data |
| Power efficiency | no data | 18.11 |
| Architecture codename | Sandy Bridge (2011−2013) | Raphael (Zen4) (2022−2023) |
| Release date | 1 July 2011 (13 years ago) | 27 September 2022 (2 years ago) |
| Launch price (MSRP) | $107 | no data |
Detailed specifications
Celeron 787 and Ryzen 9 7900X 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 | 1 (Single-Core) | 12 (Dodeca-Core) |
| Threads | 1 | 24 |
| Base clock speed | 1.3 GHz | 4.7 GHz |
| Boost clock speed | 1.3 GHz | 5.6 GHz |
| Bus type | DMI 2.0 | no data |
| Bus rate | 4 × 5 GT/s | no data |
| Multiplier | 13 | no data |
| L1 cache | 64 KB (per core) | 64K (per core) |
| L2 cache | 256 KB (per core) | 1 MB (per core) |
| L3 cache | 1.5 MB (shared) | 64 MB (shared) |
| Chip lithography | 32 nm | 5 nm |
| Die size | 131 mm2 | 2x 70 (CCD) mm2 + 122 (I/O) mm2 |
| Maximum core temperature | 100 °C | 95 °C |
| Maximum case temperature (TCase) | no data | 47 °C |
| Number of transistors | 504 million | CCD: 6,5 Mrd + IOD: 3,4 Mrd Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Celeron 787 and Ryzen 9 7900X 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 | FCBGA1023 | AM5 |
| Power consumption (TDP) | 17 Watt | 170 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron 787 and Ryzen 9 7900X. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | 5 nm (CCD), 6 nm (I/O) nm, 0.650 - 1.475V |
| 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 | + | - |
| Flex Memory Access | + | no data |
| Demand Based Switching | - | no data |
| FDI | + | no data |
| Fast Memory Access | + | no data |
| Precision Boost 2 | no data | + |
Security technologies
Celeron 787 and Ryzen 9 7900X technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
| Anti-Theft | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron 787 and Ryzen 9 7900X 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 787 and Ryzen 9 7900X. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5-5200 |
| Maximum memory size | 16 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 21.335 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® HD Graphics for 2nd Generation Intel® Processors | AMD Radeon Graphics (Ryzen 7000) |
| Graphics max frequency | 950 MHz | no data |
Graphics interfaces
Available interfaces and connections of Celeron 787 and Ryzen 9 7900X integrated GPUs.
| Number of displays supported | 2 | no data |
| eDP | + | no data |
| DisplayPort | + | - |
| HDMI | + | - |
| SDVO | + | no data |
| CRT | + | no data |
Peripherals
Specifications and connection of peripherals supported by Celeron 787 and Ryzen 9 7900X.
| PCIe version | 2.0 | 5.0 |
| PCI Express lanes | 16 | 24 |
Pros & cons summary
| Recency | 1 July 2011 | 27 September 2022 |
| Physical cores | 1 | 12 |
| Threads | 1 | 24 |
| Chip lithography | 32 nm | 5 nm |
| Power consumption (TDP) | 17 Watt | 170 Watt |
Celeron 787 has 900% lower power consumption.
Ryzen 9 7900X, on the other hand, has an age advantage of 11 years, 1100% more physical cores and 2300% more threads, and a 540% more advanced lithography process.
We couldn't decide between Celeron 787 and Ryzen 9 7900X. We've got no test results to judge.
Be aware that Celeron 787 is a notebook processor while Ryzen 9 7900X is a desktop one.
Should you still have questions on choice between Celeron 787 and Ryzen 9 7900X, ask them in Comments section, and we shall answer.
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