Xeon 6515P vs Pentium N3540
Aggregate performance score
Xeon 6515P outperforms Pentium N3540 by a whopping 3271% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2984 | 291 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.03 | 30.53 |
| Market segment | Laptop | Server |
| Series | Intel Pentium | no data |
| Power efficiency | 3.89 | 6.55 |
| Designer | Intel | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | Bay Trail-M (2013−2014) | Granite Rapids (2024−2026) |
| Release date | 22 May 2014 (11 years ago) | 24 February 2025 (less than a year ago) |
| Launch price (MSRP) | $251 | $740 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Xeon 6515P has 101667% better value for money than Pentium N3540.
Performance to price scatter graph
Detailed specifications
Pentium N3540 and Xeon 6515P 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 | 4 (Quad-Core) | 16 (Hexadeca-Core) |
| Threads | 4 | 32 |
| Base clock speed | 2.16 GHz | 2.3 GHz |
| Boost clock speed | 2.66 GHz | 3.8 GHz |
| L1 cache | 224 KB | 112 KB (per core) |
| L2 cache | 2 MB | 2 MB (per core) |
| L3 cache | 2 MB L2 Cache | 72 MB (shared) |
| Chip lithography | 22 nm | Intel 3 nm |
| Maximum core temperature | 100 °C | no data |
| Maximum case temperature (TCase) | no data | 85 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Pentium N3540 and Xeon 6515P 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 | FCBGA1170 | FCLGA4710 |
| Power consumption (TDP) | 7.5 Watt | 150 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium N3540 and Xeon 6515P. 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) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | - | 2.0 |
| Hyper-Threading Technology | - | + |
| TSX | - | + |
| Idle States | + | no data |
| Smart Connect | + | no data |
| Deep Learning Boost | - | + |
Security technologies
Pentium N3540 and Xeon 6515P technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | + | + |
| SGX | no data | + |
| OS Guard | no data | + |
| Anti-Theft | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium N3540 and Xeon 6515P are enumerated here.
| VT-d | - | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium N3540 and Xeon 6515P. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3L-1333 | DDR5(6400MT/s) |
| Maximum memory size | 8 GB | 4 TB |
| Max memory channels | 2 | 8 |
| Maximum memory bandwidth | 21.32 GB/s | no data |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics for Intel Atom Processor Z3700 Series | N/A |
| Quick Sync Video | + | - |
| Graphics max frequency | 896 MHz | no data |
Graphics interfaces
Available interfaces and connections of Pentium N3540 and Xeon 6515P integrated GPUs.
| Number of displays supported | 2 | no data |
Graphics API support
APIs supported by Pentium N3540 and Xeon 6515P integrated GPUs, sometimes API versions are included.
| DirectX | 11.2 | no data |
Peripherals
Specifications and connection of peripherals supported by Pentium N3540 and Xeon 6515P.
| PCIe version | 2.0 | 5.0 |
| PCI Express lanes | 4 | 88 |
| USB revision | 3.0 and 2.0 | no data |
| Total number of SATA ports | 2 | no data |
| Number of USB ports | 5 | no data |
Synthetic benchmarks
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
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. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 0.69 | 23.26 |
| Recency | 22 May 2014 | 24 February 2025 |
| Physical cores | 4 | 16 |
| Threads | 4 | 32 |
| Power consumption (TDP) | 7 Watt | 150 Watt |
Pentium N3540 has 2042.9% lower power consumption.
Xeon 6515P, on the other hand, has a 3271% higher aggregate performance score, an age advantage of 10 years, and 300% more physical cores and 700% more threads.
The Intel Xeon 6515P is our recommended choice as it beats the Intel Pentium N3540 in performance tests.
Be aware that Pentium N3540 is a notebook processor while Xeon 6515P is a server/workstation one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
