Xeon Silver 4514Y vs EPYC 9455P
Aggregate performance score
EPYC 9455P outperforms Xeon Silver 4514Y by a whopping 283% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 23 | 440 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 11.73 | 19.68 |
| Market segment | Server | Server |
| Power efficiency | 9.40 | 4.90 |
| Designer | AMD | Intel |
| Manufacturer | TSMC | Intel |
| Architecture codename | Turin (2024) | Emerald Rapids (2023) |
| Release date | 10 October 2024 (1 year ago) | 14 December 2023 (2 years ago) |
| Launch price (MSRP) | $4,819 | $780 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Xeon Silver 4514Y has 68% better value for money than EPYC 9455P.
Performance to price scatter graph
Detailed specifications
EPYC 9455P and Xeon Silver 4514Y 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 | 3.15 GHz | 2 GHz |
| Boost clock speed | 4.4 GHz | 3.4 GHz |
| L1 cache | 80 KB (per core) | 80 KB (per core) |
| L2 cache | 1 MB (per core) | 2 MB (per core) |
| L3 cache | 256 MB (shared) | 30 MB (shared) |
| Chip lithography | 4 nm | Intel 7 nm |
| Die size | 8x 70.6 mm2 | 2x 763 mm2 |
| Maximum case temperature (TCase) | no data | 79 °C |
| Number of transistors | 66,520 million | no data |
| 64 bit support | + | + |
Compatibility
Information on EPYC 9455P and Xeon Silver 4514Y 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 | SP5 | FCLGA4677 |
| Power consumption (TDP) | 300 Watt | 150 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 9455P and Xeon Silver 4514Y. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Precision Boost 2 | + | no data |
| Deep Learning Boost | - | + |
Security technologies
EPYC 9455P and Xeon Silver 4514Y technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| SGX | no data | Yes with Intel® SPS |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 9455P and Xeon Silver 4514Y 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 EPYC 9455P and Xeon Silver 4514Y. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR5-4400 |
| Maximum memory size | no data | 4 TB |
| Max memory channels | no data | 8 |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | N/A |
Peripherals
Specifications and connection of peripherals supported by EPYC 9455P and Xeon Silver 4514Y.
| PCIe version | 5.0 | 5.0 |
| PCI Express lanes | 128 | 80 |
Synthetic benchmarks
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.
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. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 66.80 | 17.42 |
| Recency | 10 October 2024 | 14 December 2023 |
| Physical cores | 48 | 16 |
| Threads | 96 | 32 |
| Power consumption (TDP) | 300 Watt | 150 Watt |
EPYC 9455P has a 283% higher aggregate performance score, an age advantage of 9 months, and 200% more physical cores and 200% more threads.
Xeon Silver 4514Y, on the other hand, has 100% lower power consumption.
The AMD EPYC 9455P is our recommended choice as it beats the Intel Xeon Silver 4514Y in performance tests.
Other comparisons
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