Xeon W-2255 vs i7-7740K
Primary details
Comparing Core i7-7740K and Xeon W-2255 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 516 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Power efficiency | no data | 8.08 |
| Architecture codename | Kaby Lake-X (2017) | no data |
| Release date | no data (2024 years ago) | 1 October 2019 (5 years ago) |
Detailed specifications
Core i7-7740K and Xeon W-2255 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) | 10 (Deca-Core) |
| Threads | no data | 20 |
| Base clock speed | no data | 3.7 GHz |
| Boost clock speed | 4.3 GHz | 4.7 GHz |
| Bus rate | no data | 8 GT/s |
| L1 cache | 64 KB (per core) | no data |
| L2 cache | 256 KB (per core) | no data |
| L3 cache | 8192 KB (shared) | 19.25 MB |
| Chip lithography | 14 nm | 14 nm |
| Maximum core temperature | no data | 62 °C |
| Maximum case temperature (TCase) | 72 °C | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i7-7740K and Xeon W-2255 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 | 1151 | FCLGA2066 |
| Power consumption (TDP) | 112 Watt | 165 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-7740K and Xeon W-2255. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | + | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Demand Based Switching | no data | + |
| PAE | no data | 46 Bit |
| Turbo Boost Max 3.0 | no data | + |
| Deep Learning Boost | - | + |
Security technologies
Core i7-7740K and Xeon W-2255 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | no data | + |
| Secure Key | no data | + |
| MPX | - | + |
| Identity Protection | - | + |
| SGX | no data | - |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-7740K and Xeon W-2255 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-7740K and Xeon W-2255. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR4-2933 |
| Maximum memory size | no data | 1 TB |
| Max memory channels | no data | 4 |
| Maximum memory bandwidth | no data | 93.85 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | HD 630 | no data |
Peripherals
Specifications and connection of peripherals supported by Core i7-7740K and Xeon W-2255.
| PCIe version | no data | 3.0 |
| PCI Express lanes | no data | 48 |
Pros & cons summary
| Physical cores | 4 | 10 |
| Power consumption (TDP) | 112 Watt | 165 Watt |
i7-7740K has 47.3% lower power consumption.
Xeon W-2255, on the other hand, has 150% more physical cores.
We couldn't decide between Core i7-7740K and Xeon W-2255. We've got no test results to judge.
Note that Core i7-7740K is a desktop processor while Xeon W-2255 is a server/workstation one.
Should you still have questions on choice between Core i7-7740K and Xeon W-2255, ask them in Comments section, and we shall answer.
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