Ryzen 9 9900X3D vs EPYC Embedded 8434P
Primary details
Comparing EPYC Embedded 8434P and Ryzen 9 9900X3D processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Desktop processor |
| Architecture codename | Siena (2023−2024) | Granite Ridge (2024−2025) |
| Release date | 1 October 2024 (less than a year ago) | 6 January 2025 (recently) |
Detailed specifications
EPYC Embedded 8434P and Ryzen 9 9900X3D 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) | 16 (Hexadeca-Core) |
| Threads | 96 | 32 |
| Base clock speed | 2.5 GHz | 4.4 GHz |
| Boost clock speed | 3.1 GHz | 5.5 GHz |
| L1 cache | 64 KB (per core) | 80 KB (per core) |
| L2 cache | 1 MB (per core) | 1 MB (per core) |
| L3 cache | 128 MB (shared) | 128 MB (shared) |
| Chip lithography | 5 nm | 4 nm |
| Die size | 4x 73 mm2 | 2x 70.6 mm2 |
| Maximum case temperature (TCase) | 75 °C | no data |
| Number of transistors | 35,500 million | 16,630 million |
| 64 bit support | + | + |
| Unlocked multiplier | - | + |
Compatibility
Information on EPYC Embedded 8434P and Ryzen 9 9900X3D 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 | SP6 | AM5 |
| Power consumption (TDP) | 200 Watt | 120 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC Embedded 8434P and Ryzen 9 9900X3D. 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 Embedded 8434P and Ryzen 9 9900X3D are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC Embedded 8434P and Ryzen 9 9900X3D. 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 Embedded 8434P and Ryzen 9 9900X3D.
| PCIe version | 5.0 | 5.0 |
| PCI Express lanes | 96 | 24 |
Pros & cons summary
| Recency | 1 October 2024 | 6 January 2025 |
| Physical cores | 48 | 16 |
| Threads | 96 | 32 |
| Chip lithography | 5 nm | 4 nm |
| Power consumption (TDP) | 200 Watt | 120 Watt |
EPYC Embedded 8434P has 200% more physical cores and 200% more threads.
Ryzen 9 9900X3D, on the other hand, has an age advantage of 3 months, a 25% more advanced lithography process, and 66.7% lower power consumption.
We couldn't decide between EPYC Embedded 8434P and Ryzen 9 9900X3D. We've got no test results to judge.
Be aware that EPYC Embedded 8434P is a server/workstation processor while Ryzen 9 9900X3D is a desktop one.
Should you still have questions on choice between EPYC Embedded 8434P and Ryzen 9 9900X3D, ask them in Comments section, and we shall answer.
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