Xeon w5-2545 vs Celeron B815
Primary details
Comparing Celeron B815 and Xeon w5-2545 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 183 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 83.29 |
| Market segment | Laptop | Server |
| Series | Intel Celeron | no data |
| Power efficiency | no data | 11.83 |
| Architecture codename | Sandy Bridge (2011−2013) | Sapphire Rapids (2023−2024) |
| Release date | 1 January 2012 (12 years ago) | 24 August 2024 (less than a year ago) |
| Launch price (MSRP) | $86 | $889 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Celeron B815 and Xeon w5-2545 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) | 12 (Dodeca-Core) |
| Threads | 2 | 24 |
| Base clock speed | 1.6 GHz | 3.5 GHz |
| Boost clock speed | 1.6 GHz | 4.7 GHz |
| Bus type | DMI 2.0 | no data |
| Bus rate | 4 × 5 GT/s | no data |
| Multiplier | 16 | no data |
| L1 cache | 64K (per core) | 80 KB (per core) |
| L2 cache | 256K (per core) | 2 MB (per core) |
| L3 cache | 2 MB (shared) | 30 MB |
| Chip lithography | 32 nm | Intel 7 nm |
| Die size | 131 mm2 | no data |
| Maximum core temperature | 100 °C | no data |
| Maximum case temperature (TCase) | no data | 74 °C |
| Number of transistors | 504 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Celeron B815 and Xeon w5-2545 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 (Uniprocessor) | 1 |
| Socket | FCPGA988,PGA988 | FCLGA4677 |
| Power consumption (TDP) | 35 Watt | 210 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron B815 and Xeon w5-2545. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 |
| AES-NI | - | + |
| FMA | + | - |
| AVX | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| My WiFi | - | no data |
| Turbo Boost Technology | - | 2.0 |
| Hyper-Threading Technology | - | + |
| TSX | - | + |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Flex Memory Access | + | no data |
| Demand Based Switching | - | no data |
| Turbo Boost Max 3.0 | no data | + |
| FDI | + | no data |
| Fast Memory Access | + | no data |
| Deep Learning Boost | - | + |
Security technologies
Celeron B815 and Xeon w5-2545 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | + |
| SGX | no data | - |
| OS Guard | no data | + |
| Anti-Theft | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron B815 and Xeon w5-2545 are enumerated here.
| VT-d | - | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron B815 and Xeon w5-2545. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5-4800 |
| Maximum memory size | 16 GB | 2 TB |
| Max memory channels | 2 | 4 |
| Maximum memory bandwidth | 21.335 GB/s | no data |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® HD Graphics for 2nd Generation Intel® Processors | N/A |
| Graphics max frequency | 1.05 GHz | no data |
Graphics interfaces
Available interfaces and connections of Celeron B815 and Xeon w5-2545 integrated GPUs.
| Number of displays supported | 2 | no data |
| eDP | + | no data |
| DisplayPort | + | - |
| HDMI | + | - |
| SDVO | + | no data |
| CRT | + | no data |
Peripherals
Specifications and connection of peripherals supported by Celeron B815 and Xeon w5-2545.
| PCIe version | 2.0 | 5.0 |
| PCI Express lanes | 16 | 64 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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.
Pros & cons summary
| Recency | 1 January 2012 | 24 August 2024 |
| Physical cores | 2 | 12 |
| Threads | 2 | 24 |
| Power consumption (TDP) | 35 Watt | 210 Watt |
Celeron B815 has 500% lower power consumption.
Xeon w5-2545, on the other hand, has an age advantage of 12 years, and 500% more physical cores and 1100% more threads.
We couldn't decide between Celeron B815 and Xeon w5-2545. We've got no test results to judge.
Be aware that Celeron B815 is a notebook processor while Xeon w5-2545 is a server/workstation one.
Should you still have questions on choice between Celeron B815 and Xeon w5-2545, ask them in Comments section, and we shall answer.
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