Xeon W-11855M vs i5-1145G7
Aggregate performance score
Xeon W-11855M outperforms Core i5-1145G7 by an impressive 85% based on our aggregate benchmark results.
Primary details
Comparing Core i5-1145G7 and Xeon W-11855M processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1076 | 680 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Series | Intel Tiger Lake | Intel Tiger Lake |
| Power efficiency | 20.83 | 30.89 |
| Architecture codename | Tiger Lake-UP3 (2020−2021) | Tiger Lake-H (2021) |
| Release date | 2 September 2020 (4 years ago) | 11 May 2021 (3 years ago) |
Detailed specifications
Core i5-1145G7 and Xeon W-11855M 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) | 6 (Hexa-Core) |
| Threads | 8 | 12 |
| Base clock speed | 2.6 GHz | 3.2 GHz |
| Boost clock speed | 4.4 GHz | 4.9 GHz |
| Bus rate | 4 GT/s | 8 GT/s |
| L1 cache | 96K (per core) | 96K (per core) |
| L2 cache | 1.25 MB (per core) | 1.25 MB (per core) |
| L3 cache | 8 MB (shared) | 18 MB (shared) |
| Chip lithography | 10 nm SuperFin | 10 nm SuperFin |
| Maximum core temperature | 100 °C | 100 °C |
| Maximum case temperature (TCase) | 72 °C | 72 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | + | + |
Compatibility
Information on Core i5-1145G7 and Xeon W-11855M 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 | FCBGA1449 | FCBGA1787 |
| Power consumption (TDP) | 28 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i5-1145G7 and Xeon W-11855M. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| FMA | + | + |
| AVX | + | + |
| vPro | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | + | + |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | + |
| TSX | + | + |
| Idle States | + | no data |
| Thermal Monitoring | + | + |
| Flex Memory Access | no data | + |
| SIPP | + | + |
| Turbo Boost Max 3.0 | no data | + |
| Deep Learning Boost | + | + |
Security technologies
Core i5-1145G7 and Xeon W-11855M technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| Secure Key | no data | + |
| SGX | - | - |
| OS Guard | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i5-1145G7 and Xeon W-11855M are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i5-1145G7 and Xeon W-11855M. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR4 |
| Maximum memory size | 64 GB | 128 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | no data | 51.2 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® Iris® Xe Graphics | Intel® UHD Graphics for 11th Gen Intel® Processors |
| Quick Sync Video | + | + |
| Clear Video HD | + | no data |
| Graphics max frequency | 1.3 GHz | 1.45 GHz |
| Execution Units | 80 | 32 |
Graphics interfaces
Available interfaces and connections of Core i5-1145G7 and Xeon W-11855M integrated GPUs.
| Number of displays supported | 4 | 4 |
Graphics image quality
Maximum display resolutions supported by Core i5-1145G7 and Xeon W-11855M integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | 4096x2304@60Hz | 4096x2304@60Hz |
| Max resolution over eDP | 4096x2304@60Hz | 4096x2304@60Hz |
| Max resolution over DisplayPort | 7680x4320@60Hz | 7680x4320@60Hz |
Graphics API support
APIs supported by Core i5-1145G7 and Xeon W-11855M integrated GPUs, sometimes API versions are included.
| DirectX | 12.1 | 12.1 |
| OpenGL | 4.6 | 4.6 |
Peripherals
Specifications and connection of peripherals supported by Core i5-1145G7 and Xeon W-11855M.
| PCIe version | 4.0 | 4.0 |
| PCI Express lanes | 16 | 20 |
Synthetic benchmark performance
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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
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.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Geekbench 5.5 Multi-Core
Pros & cons summary
| Performance score | 6.28 | 11.64 |
| Recency | 2 September 2020 | 11 May 2021 |
| Physical cores | 4 | 6 |
| Threads | 8 | 12 |
| Power consumption (TDP) | 28 Watt | 35 Watt |
i5-1145G7 has 25% lower power consumption.
Xeon W-11855M, on the other hand, has a 85.4% higher aggregate performance score, an age advantage of 8 months, and 50% more physical cores and 50% more threads.
The Xeon W-11855M is our recommended choice as it beats the Core i5-1145G7 in performance tests.
Be aware that Core i5-1145G7 is a notebook processor while Xeon W-11855M is a server/workstation one.
Should you still have questions on choice between Core i5-1145G7 and Xeon W-11855M, ask them in Comments section, and we shall answer.
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