Xeon E-2456 vs Pentium M 780
Aggregate performance score
Xeon E-2456 outperforms Pentium M 780 by a whopping 5600% based on our aggregate benchmark results.
Primary details
Comparing Pentium M 780 and Xeon E-2456 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3189 | 570 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 79.37 |
| Market segment | Laptop | Server |
| Series | Pentium M | no data |
| Power efficiency | 0.81 | 15.62 |
| Architecture codename | Dothan (2004−2005) | Raptor Lake-S (2023−2024) |
| Release date | 25 July 2005 (19 years ago) | 14 December 2023 (1 year ago) |
| Launch price (MSRP) | no data | $375 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Pentium M 780 and Xeon E-2456 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 | 1 (Single-Core) | 6 (Hexa-Core) |
| Performance-cores | no data | 6 |
| Threads | 1 | 12 |
| Base clock speed | 2.26 GHz | 3.3 GHz |
| Boost clock speed | 0.03 GHz | 5.1 GHz |
| Bus rate | 533 MHz | 16 GT/s |
| L1 cache | 32 KB | 80 KB (per core) |
| L2 cache | 2 MB | 1.25 MB (per core) |
| L3 cache | 0 KB | 18 MB (shared) |
| Chip lithography | 90 nm | Intel 7 nm |
| Die size | 87 mm2 | 163 mm2 |
| Maximum core temperature | 100 °C | 100 °C |
| Number of transistors | 144 million | no data |
| 64 bit support | - | + |
| Windows 11 compatibility | - | no data |
| VID voltage range | 1.26V-1.404V | no data |
Compatibility
Information on Pentium M 780 and Xeon E-2456 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 | PPGA478, H-PBGA479 | FCLGA1700 |
| Power consumption (TDP) | 27 Watt | 80 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium M 780 and Xeon E-2456. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | 2 |
| Hyper-Threading Technology | - | + |
| Idle States | - | + |
| Thermal Monitoring | - | + |
| Demand Based Switching | - | no data |
| PAE | 32 Bit | no data |
| Turbo Boost Max 3.0 | no data | - |
| FSB parity | - | no data |
Security technologies
Pentium M 780 and Xeon E-2456 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | + |
| Secure Key | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium M 780 and Xeon E-2456 are enumerated here.
| VT-d | no data | + |
| VT-x | - | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium M 780 and Xeon E-2456. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | DDR5-4800 |
| Maximum memory size | no data | 128 GB |
| Max memory channels | no data | 2 |
| ECC memory support | - | + |
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 M 780 and Xeon E-2456.
| PCIe version | no data | 5 |
| PCI Express lanes | no data | 16 |
Pros & cons summary
| Performance score | 0.23 | 13.11 |
| Recency | 25 July 2005 | 14 December 2023 |
| Physical cores | 1 | 6 |
| Threads | 1 | 12 |
| Power consumption (TDP) | 27 Watt | 80 Watt |
Pentium M 780 has 196.3% lower power consumption.
Xeon E-2456, on the other hand, has a 5600% higher aggregate performance score, an age advantage of 18 years, and 500% more physical cores and 1100% more threads.
The Xeon E-2456 is our recommended choice as it beats the Pentium M 780 in performance tests.
Be aware that Pentium M 780 is a notebook processor while Xeon E-2456 is a server/workstation one.
Should you still have questions on choice between Pentium M 780 and Xeon E-2456, ask them in Comments section, and we shall answer.
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