Processor N100 vs Xeon E5-2643
Aggregate performance score
Xeon E5-2643 outperforms Processor N100 by a small 7% based on our aggregate benchmark results.
Primary details
Comparing Xeon E5-2643 and Processor N100 processor market type (desktop or notebook), architecture, sales start time and price.
Place in performance ranking | 1507 | 1556 |
Place by popularity | not in top-100 | not in top-100 |
Cost-effectiveness evaluation | 5.02 | no data |
Market segment | Server | Laptop |
Series | no data | Intel Alder Lake-N |
Architecture codename | Sandy Bridge-EP (2012) | Alder Lake-N (2023) |
Release date | 6 March 2012 (12 years ago) | 3 January 2023 (1 year ago) |
Launch price (MSRP) | $218 | $128 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Xeon E5-2643 and Processor N100 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) | 4 (Quad-Core) |
Threads | 8 | 4 |
Base clock speed | 3.3 GHz | 0.1 GHz |
Boost clock speed | 3.5 GHz | 3.4 GHz |
Bus rate | 8 GT/s | no data |
L1 cache | 64 KB (per core) | 96 KB (per core) |
L2 cache | 256 KB (per core) | 2 MB (shared) |
L3 cache | 10240 KB (shared) | 6 MB |
Chip lithography | 32 nm | 10 nm |
Die size | 294 mm2 | no data |
Maximum core temperature | 73 °C | 105 °C |
Number of transistors | 1,270 million | no data |
64 bit support | + | + |
Windows 11 compatibility | - | + |
Compatibility
Information on Xeon E5-2643 and Processor N100 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 | 2 | 1 |
Socket | FCLGA2011 | BGA1264 |
Power consumption (TDP) | 130 Watt | 6 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E5-2643 and Processor N100. You'll probably need this information if you require some particular technology.
Instruction set extensions | Intel® AVX | no data |
AES-NI | + | + |
FMA | - | + |
AVX | + | + |
Enhanced SpeedStep (EIST) | + | + |
Turbo Boost Technology | 2.0 | no data |
Hyper-Threading Technology | + | no data |
Idle States | + | no data |
Thermal Monitoring | + | - |
Flex Memory Access | - | no data |
Demand Based Switching | + | no data |
Status | Discontinued | no data |
Security technologies
Xeon E5-2643 and Processor N100 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 E5-2643 and Processor N100 are enumerated here.
VT-d | + | + |
VT-x | + | + |
EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E5-2643 and Processor N100. Depending on the motherboard, higher memory frequencies may be supported.
Supported memory types | DDR3 | DDR4, DDR5 |
Maximum memory size | 384 GB | no data |
Max memory channels | 4 | no data |
Maximum memory bandwidth | 51.2 GB/s | no data |
ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
Integrated graphics card | no data | Intel UHD Graphics 24EUs (Alder Lake-N) |
Peripherals
Specifications and connection of peripherals supported by Xeon E5-2643 and Processor N100.
PCIe version | 3.0 | 3.0 |
PCI Express lanes | 40 | 9 |
Pros & cons summary
Performance score | 3.51 | 3.29 |
Recency | 6 March 2012 | 3 January 2023 |
Threads | 8 | 4 |
Chip lithography | 32 nm | 10 nm |
Power consumption (TDP) | 130 Watt | 6 Watt |
Xeon E5-2643 has a 6.7% higher aggregate performance score, and 100% more threads.
Processor N100, on the other hand, has an age advantage of 10 years, a 220% more advanced lithography process, and 2066.7% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between Xeon E5-2643 and Processor N100.
Be aware that Xeon E5-2643 is a server/workstation processor while Processor N100 is a notebook one.
Should you still have questions on choice between Xeon E5-2643 and Processor N100, ask them in Comments section, and we shall answer.
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