Ryzen 7 9800X3D vs EPYC 9455
Primary details
Comparing EPYC 9455 and Ryzen 7 9800X3D processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 196 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 42.25 |
| Market segment | Server | Desktop processor |
| Power efficiency | no data | 19.94 |
| Architecture codename | Turin (2024) | Granite Ridge (2024) |
| Release date | 10 October 2024 (less than a year ago) | 7 November 2024 (recently) |
| Launch price (MSRP) | $5,412 | $479 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
EPYC 9455 and Ryzen 7 9800X3D 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 | 48 (Octatetraconta-Core) | 8 (Octa-Core) |
| Threads | 96 | 16 |
| Base clock speed | 3.15 GHz | 4.7 GHz |
| Boost clock speed | 4.4 GHz | 5.2 GHz |
| L1 cache | 80 KB (per core) | 80 KB (per core) |
| L2 cache | 1 MB (per core) | 1 MB (per core) |
| L3 cache | 192 MB (shared) | 96 MB (shared) |
| Chip lithography | 4 nm | 4 nm |
| Die size | 6x 70.6 mm2 | 70.6 mm2 |
| Number of transistors | 49,890 million | 8,315 million |
| 64 bit support | + | + |
| Unlocked multiplier | - | + |
Compatibility
Information on EPYC 9455 and Ryzen 7 9800X3D 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 | 2 | 1 |
| Socket | SP5 | AM5 |
| Power consumption (TDP) | 300 Watt | 120 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 9455 and Ryzen 7 9800X3D. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| Precision Boost 2 | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 9455 and Ryzen 7 9800X3D are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 9455 and Ryzen 7 9800X3D. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | AMD Radeon Graphics |
Peripherals
Specifications and connection of peripherals supported by EPYC 9455 and Ryzen 7 9800X3D.
| PCIe version | 5.0 | 5.0 |
| PCI Express lanes | 128 | 24 |
Pros & cons summary
| Physical cores | 48 | 8 |
| Threads | 96 | 16 |
| Power consumption (TDP) | 300 Watt | 120 Watt |
EPYC 9455 has 500% more physical cores and 500% more threads.
Ryzen 7 9800X3D, on the other hand, has 150% lower power consumption.
We couldn't decide between EPYC 9455 and Ryzen 7 9800X3D. We've got no test results to judge.
Be aware that EPYC 9455 is a server/workstation processor while Ryzen 7 9800X3D is a desktop one.
Should you still have questions on choice between EPYC 9455 and Ryzen 7 9800X3D, ask them in Comments section, and we shall answer.
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