i7-620LE vs Xeon E5-1428L
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1727 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Laptop |
| Series | no data | Intel Core i7 |
| Power efficiency | 2.51 | no data |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Sandy Bridge-EN (2012) | Arrandale (2010−2011) |
| Release date | 14 May 2012 (13 years ago) | 7 January 2010 (16 years ago) |
| Launch price (MSRP) | no data | $247 |
Detailed specifications
Basic parameters of Xeon E5-1428L and Core i7-620LE: 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 | 6 (Hexa-Core) | 2 (Dual-core) |
| Threads | 12 | 4 |
| Base clock speed | 1.8 GHz | 2 GHz |
| Boost clock speed | 1.8 GHz | 2 GHz |
| Bus type | no data | DMI 1.0 |
| Bus rate | 0 GT/s | 1 × 2.5 GT/s |
| Multiplier | no data | 15 |
| L1 cache | 64 KB (per core) | 128 KB |
| L2 cache | 256 KB (per core) | 512 KB |
| L3 cache | 15360 KB (shared) | 4 MB (shared) |
| Chip lithography | 32 nm | 32 nm |
| Die size | 294 mm2 | 81 mm2 |
| Number of transistors | 1,270 million | 382 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Xeon E5-1428L and Core i7-620LE 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 (Uniprocessor) |
| Socket | FCLGA1356 | Intel BGA 1288 |
| Power consumption (TDP) | 60 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E5-1428L and Core i7-620LE. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AVX | no data |
| AES-NI | + | + |
| FMA | - | + |
| AVX | + | - |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | + | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Flex Memory Access | - | no data |
| Demand Based Switching | + | no data |
Security technologies
Xeon E5-1428L and Core i7-620LE technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E5-1428L and Core i7-620LE are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E5-1428L and Core i7-620LE. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3-1066 |
| Maximum memory size | no data | 8 GB |
| Max memory channels | 3 | 2 |
| Maximum memory bandwidth | 32 GB/s | 17.051 GB/s |
| ECC memory support | + | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel HD Graphics (Ironlake) |
Peripherals
Specifications and connection of peripherals supported by Xeon E5-1428L and Core i7-620LE.
| PCIe version | 3.0 | 2.0 |
| PCI Express lanes | 24 | 16 |
Pros & cons summary
| Recency | 14 May 2012 | 7 January 2010 |
| Physical cores | 6 | 2 |
| Threads | 12 | 4 |
| Power consumption (TDP) | 60 Watt | 25 Watt |
Xeon E5-1428L has an age advantage of 2 years, and 200% more physical cores and 200% more threads.
i7-620LE, on the other hand, has 140% lower power consumption.
We couldn't decide between Intel Xeon E5-1428L and Intel Core i7-620LE. We've got no test results to judge.
Be aware that Xeon E5-1428L is a server/workstation processor while Core i7-620LE is a notebook one.
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