Xeon 6523P-B vs Pentium M 780
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3355 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Series | Pentium M | no data |
| Power efficiency | 0.34 | no data |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Dothan (2004−2005) | Granite Rapids (2024−2025) |
| Release date | 25 July 2005 (19 years ago) | 24 February 2025 (less than a year ago) |
| Launch price (MSRP) | no data | $1,450 |
Detailed specifications
Pentium M 780 and Xeon 6523P-B 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) | 24 (Tetracosa-Core) |
| Performance-cores | no data | 24 |
| Threads | 1 | 48 |
| Base clock speed | 2.26 GHz | 2.5 GHz |
| Boost clock speed | 0.03 GHz | 3.9 GHz |
| Bus rate | 533 MHz | no data |
| L1 cache | 32 KB | 112 KB (per core) |
| L2 cache | 2 MB | 2 MB (per core) |
| L3 cache | 0 KB | 96 MB (shared) |
| Chip lithography | 90 nm | Intel 3 nm |
| Die size | 87 mm2 | 598 mm2 |
| Maximum core temperature | 100 °C | no data |
| Maximum case temperature (TCase) | no data | 85 °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 6523P-B 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 | FCBGA4368 |
| Power consumption (TDP) | 27 Watt | 175 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium M 780 and Xeon 6523P-B. 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 | - | + |
| Enhanced SpeedStep (EIST) | + | - |
| QuickAssist | no data | + |
| Speed Shift | no data | - |
| Turbo Boost Technology | - | 2.0 |
| Hyper-Threading Technology | - | + |
| TSX | - | + |
| Idle States | - | no data |
| Demand Based Switching | - | no data |
| PAE | 32 Bit | no data |
| FSB parity | - | no data |
| Deep Learning Boost | - | + |
Security technologies
Pentium M 780 and Xeon 6523P-B technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | + |
| SGX | no data | Yes with Intel® SPS |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium M 780 and Xeon 6523P-B 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 6523P-B. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | DDR5 |
| Maximum memory size | no data | 1.13 TB |
| Max memory channels | no data | 4 |
| 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 6523P-B.
| PCIe version | no data | Gen 4, Gen 5 |
| PCI Express lanes | no data | 48 |
| Integrated LAN | no data | + |
Pros & cons summary
| Recency | 25 July 2005 | 24 February 2025 |
| Physical cores | 1 | 24 |
| Threads | 1 | 48 |
| Power consumption (TDP) | 27 Watt | 175 Watt |
Pentium M 780 has 548.1% lower power consumption.
Xeon 6523P-B, on the other hand, has an age advantage of 19 years, and 2300% more physical cores and 4700% more threads.
We couldn't decide between Intel Pentium M 780 and Intel Xeon 6523P-B. We've got no test results to judge.
Be aware that Pentium M 780 is a notebook processor while Xeon 6523P-B is a server/workstation one.
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