Xeon E5-4655 v4 vs i5-2540LM
Primary details
Comparing Core i5-2540LM and Xeon E5-4655 v4 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Series | Intel Core i5 | Intel Xeon E5 |
| Architecture codename | Sandy Bridge (2011−2013) | Broadwell (2014−2019) |
| Release date | no data | 20 June 2016 (8 years ago) |
| Launch price (MSRP) | no data | $4,616 |
Detailed specifications
Core i5-2540LM and Xeon E5-4655 v4 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) | 8 (Octa-Core) |
| Threads | 4 | 16 |
| Base clock speed | no data | 2.5 GHz |
| Boost clock speed | 1.8 GHz | 3.2 GHz |
| Bus type | DMI 2.0 | QPI |
| Bus rate | 4 × 5 GT/s | 2 × 9.6 GT/s |
| Multiplier | 18 | 25 |
| L1 cache | 128 KB | no data |
| L2 cache | 512 KB | 2 MB |
| L3 cache | 3 MB | 30 MB |
| Chip lithography | 32 nm | 14 nm |
| Die size | 149 mm2 | 246.24 mm2 |
| Maximum core temperature | no data | 82 °C |
| Number of transistors | 624 Million | 3200 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Core i5-2540LM and Xeon E5-4655 v4 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 (Uniprocessor) | 4 (Multiprocessor) |
| Socket | no data | FCLGA2011 |
| Power consumption (TDP) | 35 Watt | 135 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i5-2540LM and Xeon E5-4655 v4. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX2 |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | - |
| PAE | no data | 46 Bit |
| Status | no data | Discontinued |
Security technologies
Core i5-2540LM and Xeon E5-4655 v4 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | no data | + |
| Secure Key | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i5-2540LM and Xeon E5-4655 v4 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i5-2540LM and Xeon E5-4655 v4. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-1333 | DDR4 |
| Maximum memory size | 16 GB | 1.5 TB |
| Max memory channels | 2 | 4 |
| Maximum memory bandwidth | 21.335 GB/s | 68 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics 3000 | no data |
Peripherals
Specifications and connection of peripherals supported by Core i5-2540LM and Xeon E5-4655 v4.
| PCIe version | no data | 3.0 |
| PCI Express lanes | no data | 40 |
Pros & cons summary
| Physical cores | 2 | 8 |
| Threads | 4 | 16 |
| Chip lithography | 32 nm | 14 nm |
| Power consumption (TDP) | 35 Watt | 135 Watt |
i5-2540LM has 285.7% lower power consumption.
Xeon E5-4655 v4, on the other hand, has 300% more physical cores and 300% more threads, and a 128.6% more advanced lithography process.
We couldn't decide between Core i5-2540LM and Xeon E5-4655 v4. We've got no test results to judge.
Be aware that Core i5-2540LM is a notebook processor while Xeon E5-4655 v4 is a server/workstation one.
Should you still have questions on choice between Core i5-2540LM and Xeon E5-4655 v4, ask them in Comments section, and we shall answer.
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