Xeon E3-1565L v5 vs Core i5-6400
Primary details
Comparing Core i5-6400 and Xeon E3-1565L v5 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 1466 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 1.40 | no data |
| Market segment | Desktop processor | Server |
| Series | Intel Core i5 | Intel Xeon E3 |
| Architecture codename | Skylake (2015−2016) | Skylake (2015−2016) |
| Release date | 2 July 2015 (9 years ago) | 31 May 2016 (8 years ago) |
| Launch price (MSRP) | $187 | $417 |
| Current price | $107 (0.6x MSRP) | $282 (0.7x MSRP) |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core i5-6400 and Xeon E3-1565L v5 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) | 4 (Quad-Core) |
| Threads | 4 | 8 |
| Base clock speed | 2.7 GHz | 2.5 GHz |
| Boost clock speed | 3.3 GHz | 3.5 GHz |
| Bus support | no data | 4 × 8 GT/s |
| L1 cache | 64K (per core) | 256 KB |
| L2 cache | 256K (per core) | 1 MB |
| L3 cache | 6 MB (shared) | 8 MB |
| Chip lithography | 14 nm | 14 nm |
| Die size | 177 mm2 | no data |
| Maximum core temperature | 71 °C | 100 °C |
| Maximum case temperature (TCase) | 72 °C | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
Compatibility
Information on Core i5-6400 and Xeon E3-1565L v5 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 | FCLGA1151 | FCBGA1440 |
| Power consumption (TDP) | 65 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i5-6400 and Xeon E3-1565L v5. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| eDRAM | no data | 128 MB |
| Turbo Boost Technology | 2.0 | 2.0 |
| Hyper-Threading Technology | - | + |
| TSX | - | + |
| Idle States | + | + |
| Thermal Monitoring | + | no data |
| SIPP | - | no data |
| FDI | no data | + |
| Status | Discontinued | Discontinued |
Security technologies
Core i5-6400 and Xeon E3-1565L v5 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | + |
| Secure Key | + | no data |
| MPX | + | no data |
| Identity Protection | + | no data |
| SGX | Yes with Intel® ME | no data |
| OS Guard | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i5-6400 and Xeon E3-1565L v5 are enumerated here.
| AMD-V | + | no data |
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i5-6400 and Xeon E3-1565L v5. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3, DDR4 | LPDDR3-1600, DDR4-2133 |
| Maximum memory size | 64 GB | 64 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 34.1 GB/s | 34.134 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | Intel HD Graphics 530 | Intel Iris Pro Graphics P580 |
| Max video memory | 64 GB | 64 GB |
| Quick Sync Video | + | + |
| Clear Video | + | + |
| Clear Video HD | + | no data |
| Graphics max frequency | 950 MHz | 1.05 GHz |
| Execution Units | no data | 72 |
| InTru 3D | + | no data |
Graphics interfaces
Available interfaces and connections of Core i5-6400 and Xeon E3-1565L v5 integrated GPUs.
| Number of displays supported | 3 | 3 |
| eDP | + | no data |
| DisplayPort | + | no data |
| HDMI | + | no data |
| DVI | + | no data |
Graphics image quality
Maximum display resolutions supported by Core i5-6400 and Xeon E3-1565L v5 integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | + | no data |
| Max resolution over HDMI 1.4 | 4096x2304@24Hz | no data |
| Max resolution over eDP | 4096x2304@60Hz | no data |
| Max resolution over DisplayPort | 4096x2304@60Hz | no data |
| Max resolution over VGA | N/A | no data |
Graphics API support
APIs supported by Core i5-6400 and Xeon E3-1565L v5 integrated GPUs, sometimes API versions are included.
| DirectX | 12 | no data |
| OpenGL | 4.5 | no data |
Peripherals
Specifications and connection of peripherals supported by Core i5-6400 and Xeon E3-1565L v5.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | 16 | 16 |
Pros & cons summary
| Integrated graphics card | 2.59 | 5.23 |
| Recency | 2 July 2015 | 31 May 2016 |
| Threads | 4 | 8 |
| Cost | $187 | $417 |
| Power consumption (TDP) | 65 Watt | 35 Watt |
We couldn't decide between Core i5-6400 and Xeon E3-1565L v5. We've got no test results to judge.
Note that Core i5-6400 is a desktop processor while Xeon E3-1565L v5 is a server/workstation one.
Should you still have questions on choice between Core i5-6400 and Xeon E3-1565L v5, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
