Xeon 6516P-B vs i3-2115C
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Sandy Bridge (2011−2013) | Granite Rapids (2024−2026) |
| Release date | 1 May 2012 (13 years ago) | 24 February 2025 (1 year ago) |
| Launch price (MSRP) | no data | $1,544 |
Detailed specifications
Core i3-2115C and Xeon 6516P-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 | 2 (Dual-core) | 20 (Icosa-Core) |
| Performance-cores | no data | 20 |
| Threads | 4 | 40 |
| Base clock speed | no data | 2.3 GHz |
| Boost clock speed | 2 GHz | 3.5 GHz |
| L1 cache | 64 KB (per core) | 112 KB (per core) |
| L2 cache | 256 KB (per core) | 2 MB (per core) |
| L3 cache | 3072 KB (shared) | 80 MB (shared) |
| Chip lithography | 32 nm | Intel 3 nm |
| Die size | 131 mm2 | 598 mm2 |
| Maximum case temperature (TCase) | no data | 85 °C |
| Number of transistors | 504 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Core i3-2115C and Xeon 6516P-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 | 2 |
| Socket | 1155 | FCBGA4368 |
| Power consumption (TDP) | 65 Watt | 145 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i3-2115C and Xeon 6516P-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) | no data | - |
| QuickAssist | no data | + |
| Speed Shift | no data | - |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Deep Learning Boost | - | + |
Security technologies
Core i3-2115C and Xeon 6516P-B technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| SGX | no data | Yes with Intel® SPS |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i3-2115C and Xeon 6516P-B are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i3-2115C and Xeon 6516P-B. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | 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 | Intel HD 3000 | N/A |
Peripherals
Specifications and connection of peripherals supported by Core i3-2115C and Xeon 6516P-B.
| PCIe version | 3.0 | 5.0 |
| PCI Express lanes | no data | 48 |
| PCI support | no data | Gen 4, Gen 5 |
| Integrated LAN | no data | + |
Pros & cons summary
| Recency | 1 May 2012 | 24 February 2025 |
| Physical cores | 2 | 20 |
| Threads | 4 | 40 |
| Power consumption (TDP) | 65 Watt | 145 Watt |
i3-2115C has 123% lower power consumption.
Xeon 6516P-B, on the other hand, has an age advantage of 12 years, and 900% more physical cores and 900% more threads.
We couldn't decide between Intel Core i3-2115C and Intel Xeon 6516P-B. We've got no test results to judge.
Note that Core i3-2115C is a desktop processor while Xeon 6516P-B 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.
