EPYC 9454P vs Phenom II X2 N660
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 44 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 10.17 |
| Market segment | Laptop | Server |
| Series | 2x AMD Phenom II | AMD EPYC |
| Power efficiency | no data | 7.87 |
| Designer | AMD | AMD |
| Manufacturer | no data | TSMC |
| Architecture codename | Champlain (2010−2011) | Genoa (2022−2023) |
| Release date | 1 January 2011 (15 years ago) | 10 November 2022 (3 years ago) |
| Launch price (MSRP) | no data | $4,598 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Phenom II X2 N660 and EPYC 9454P 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) | 48 (Octatetraconta-Core) |
| Threads | 2 | 96 |
| Base clock speed | no data | 2.75 GHz |
| Boost clock speed | 3 GHz | 3.8 GHz |
| Bus rate | 3600 MHz | no data |
| Multiplier | no data | 27.5 |
| L1 cache | 256 KB | 64K (per core) |
| L2 cache | 2 MB | 1 MB (per core) |
| L3 cache | no data | 256 MB (shared) |
| Chip lithography | 45 nm | 5 nm, 6 nm |
| Die size | no data | 8x 72 mm2 |
| Number of transistors | no data | 52,560 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Phenom II X2 N660 and EPYC 9454P 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 | no data | 1 |
| Socket | S1 | SP5 |
| Power consumption (TDP) | 35 Watt | 290 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom II X2 N660 and EPYC 9454P. You'll probably need this information if you require some particular technology.
| Instruction set extensions | HyperTransport 3.0, SSE4A, AMD64, Enhanced Virus Protection, Vurtualization | no data |
| AES-NI | - | + |
| AVX | - | + |
| VirusProtect | + | - |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Phenom II X2 N660 and EPYC 9454P are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Phenom II X2 N660 and EPYC 9454P. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5-4800 |
| Maximum memory size | no data | 6 TiB |
| Maximum memory bandwidth | no data | 460.8 GB/s |
Peripherals
Specifications and connection of peripherals supported by Phenom II X2 N660 and EPYC 9454P.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 128 |
Synthetic benchmarks
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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
| Recency | 1 January 2011 | 10 November 2022 |
| Physical cores | 2 | 48 |
| Threads | 2 | 96 |
| Chip lithography | 45 nm | 5 nm |
| Power consumption (TDP) | 35 Watt | 290 Watt |
Phenom II X2 N660 has 729% lower power consumption.
EPYC 9454P, on the other hand, has an age advantage of 11 years, 2300% more physical cores and 4700% more threads, and a 800% more advanced lithography process.
We couldn't decide between AMD Phenom II X2 N660 and AMD EPYC 9454P. We've got no test results to judge.
Be aware that Phenom II X2 N660 is a notebook processor while EPYC 9454P is a server/workstation one.
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