EPYC 9455 vs Pentium Extreme Edition 965
Primary details
Comparing Pentium Extreme Edition 965 and EPYC 9455 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2793 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Power efficiency | 0.45 | no data |
| Architecture codename | Presler (2005−2007) | Turin (2024) |
| Release date | 26 March 2006 (18 years ago) | 10 October 2024 (less than a year ago) |
| Launch price (MSRP) | $999 | $5,412 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Pentium Extreme Edition 965 and EPYC 9455 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 | 4 | 96 |
| Base clock speed | 3.733 GHz | 3.15 GHz |
| Boost clock speed | 0.73 GHz | 4.4 GHz |
| L1 cache | 16 KB (per core) | 80 KB (per core) |
| L2 cache | 2 MB (per core) | 1 MB (per core) |
| L3 cache | no data | 192 MB (shared) |
| Chip lithography | 65 nm | 4 nm |
| Die size | 2x 81 mm2 | 6x 70.6 mm2 |
| Maximum case temperature (TCase) | 67 °C | no data |
| Number of transistors | 376 million | 49,890 million |
| 64 bit support | + | + |
| Unlocked multiplier | + | - |
Compatibility
Information on Pentium Extreme Edition 965 and EPYC 9455 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 | 775 | SP5 |
| Power consumption (TDP) | 130 Watt | 300 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium Extreme Edition 965 and EPYC 9455. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium Extreme Edition 965 and EPYC 9455 are enumerated here.
| AMD-V | - | + |
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium Extreme Edition 965 and EPYC 9455. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 Depends on motherboard | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | N/A |
Peripherals
Specifications and connection of peripherals supported by Pentium Extreme Edition 965 and EPYC 9455.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 128 |
Pros & cons summary
| Recency | 26 March 2006 | 10 October 2024 |
| Physical cores | 2 | 48 |
| Threads | 4 | 96 |
| Chip lithography | 65 nm | 4 nm |
| Power consumption (TDP) | 130 Watt | 300 Watt |
Pentium Extreme Edition 965 has 130.8% lower power consumption.
EPYC 9455, on the other hand, has an age advantage of 18 years, 2300% more physical cores and 2300% more threads, and a 1525% more advanced lithography process.
We couldn't decide between Pentium Extreme Edition 965 and EPYC 9455. We've got no test results to judge.
Note that Pentium Extreme Edition 965 is a desktop processor while EPYC 9455 is a server/workstation one.
Should you still have questions on choice between Pentium Extreme Edition 965 and EPYC 9455, ask them in Comments section, and we shall answer.
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