Core i5-11400H vs Atom Z615
Primary details
Comparing Atom Z615 and Core i5-11400H processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | not rated | 712 |
| Place by popularity | not in top-100 | 31 |
| Market segment | Laptop | Laptop |
| Series | Intel Atom | Tiger Lake |
| Architecture codename | Lincroft (2010−2011) | Tiger Lake-H (2021) |
| Release date | 4 May 2010 (14 years ago) | 11 May 2021 (3 years ago) |
Detailed specifications
Atom Z615 and Core i5-11400H 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) | 6 (Hexa-Core) |
| Threads | 2 | 12 |
| Base clock speed | 1.6 GHz | 2.7 GHz |
| Boost clock speed | 1.6 GHz | 4.5 GHz |
| Bus support | 400 MT/s | no data |
| L1 cache | 64K (per core) | 96K (per core) |
| L2 cache | 512 KB (per core) | 1.25 MB (per core) |
| L3 cache | 0 KB | 12 MB (shared) |
| Chip lithography | 45 nm | 10 nm SuperFin |
| Die size | 65.2526 mm28.89 mm × 7.34 mm | no data |
| Maximum core temperature | +90 °C | 100 °C |
| Maximum case temperature (TCase) | no data | 72 °C |
| Number of transistors | 140 million | no data |
| 64 bit support | - | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | No | No |
Compatibility
Information on Atom Z615 and Core i5-11400H 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 | T-PBGA518 | FCBGA1787 |
| Power consumption (TDP) | 2.2 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom Z615 and Core i5-11400H. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE, Intel® SSE2, Intel® SSE3, Intel® SSSE3 | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 |
| AES-NI | - | + |
| FMA | no data | + |
| AVX | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | + | + |
| TSX | no data | + |
| Idle States | + | no data |
| Thermal Monitoring | + | + |
| Flex Memory Access | - | + |
| Demand Based Switching | - | no data |
| PAE | 32 Bit | no data |
| GPIO | + | no data |
| FDI | - | no data |
| Fast Memory Access | - | no data |
| AMT | - | no data |
| Matrix Storage | - | no data |
| Status | Discontinued | Discontinued |
| Quiet System | - | no data |
| I/O Acceleration | - | no data |
| Quick Resume | - | no data |
| HD Audio | - | no data |
Security technologies
Atom Z615 and Core i5-11400H technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | no data |
| Secure Key | no data | + |
| SGX | no data | - |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom Z615 and Core i5-11400H are enumerated here.
| VT-d | - | + |
| VT-x | - | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom Z615 and Core i5-11400H. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | DDR4 |
| Maximum memory size | 2 GB | 128 GB |
| Max memory channels | 1 | 2 |
| Maximum memory bandwidth | 3.2 GB/s | 51.2 GB/s |
| ECC memory support | - | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | PowerVR SGX535 | Intel® UHD Graphics for 11th Gen Intel® Processors |
| Max video memory | 256 MB | no data |
| Quick Sync Video | no data | + |
| Clear Video | + | no data |
| Graphics max frequency | no data | 1.45 GHz |
| Execution Units | no data | 16 |
Graphics interfaces
Available interfaces and connections of Atom Z615 and Core i5-11400H integrated GPUs.
| Number of displays supported | no data | 4 |
| LVDS | + | no data |
| MIPI | + | no data |
Graphics image quality
Maximum display resolutions supported by Atom Z615 and Core i5-11400H integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | no data | 4096x2304@60Hz |
| Max resolution over eDP | no data | 4096x2304@60Hz |
| Max resolution over DisplayPort | no data | 7680x4320@60Hz |
Graphics API support
APIs supported by Atom Z615 and Core i5-11400H integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12.1 |
| OpenGL | no data | 4.6 |
Peripherals
Specifications and connection of peripherals supported by Atom Z615 and Core i5-11400H.
| PCIe version | None | 4.0 |
| PCI Express lanes | no data | 20 |
| PCI support | - | no data |
| USB revision | 2.0 | no data |
| Integrated IDE | - | no data |
| Number of USB ports | 4 | no data |
| Integrated LAN | - | no data |
| UART | + | no data |
Pros & cons summary
| Recency | 4 May 2010 | 11 May 2021 |
| Physical cores | 1 | 6 |
| Threads | 2 | 12 |
| Chip lithography | 45 nm | 10 nm |
| Power consumption (TDP) | 2 Watt | 35 Watt |
We couldn't decide between Atom Z615 and Core i5-11400H. We've got no test results to judge.
Should you still have questions on choice between Atom Z615 and Core i5-11400H, ask them in Comments section, and we shall answer.
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