Pentium 3558U vs Xeon E5-2640
Aggregate performance score
Xeon E5-2640 outperforms Pentium 3558U by a whopping 512% based on our aggregate benchmark results.
Primary details
Comparing Xeon E5-2640 and Pentium 3558U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 1395 | 2713 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 4.52 | no data |
| Market segment | Server | Laptop |
| Series | no data | Intel Pentium |
| Architecture codename | Sandy Bridge-EP (2012) | Haswell (2013−2015) |
| Release date | 6 March 2012 (12 years ago) | 1 January 2014 (10 years ago) |
| Launch price (MSRP) | $162 | $161 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Xeon E5-2640 and Pentium 3558U 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 | 6 (Hexa-Core) | 2 (Dual-core) |
| Threads | 12 | 2 |
| Base clock speed | 2.5 GHz | 1.7 GHz |
| Boost clock speed | 3 GHz | 1.7 GHz |
| Bus rate | 7.2 GT/s | 5 GT/s |
| L1 cache | 64 KB (per core) | 128 KB |
| L2 cache | 256 KB (per core) | 512 KB |
| L3 cache | 15360 KB (shared) | 2 MB |
| Chip lithography | 32 nm | 22 nm |
| Die size | 435 mm2 | no data |
| Maximum core temperature | 73 °C | 100 °C |
| Number of transistors | 2,270 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Xeon E5-2640 and Pentium 3558U 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 | FCBGA1168 |
| Power consumption (TDP) | 95 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E5-2640 and Pentium 3558U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AVX | Intel® SSE4.1, Intel® SSE4.2 |
| AES-NI | + | - |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | 1.0 | - |
| Hyper-Threading Technology | + | - |
| Idle States | + | + |
| Thermal Monitoring | + | + |
| Flex Memory Access | - | no data |
| Smart Response | no data | - |
| Demand Based Switching | + | no data |
| GPIO | no data | + |
| Smart Connect | no data | + |
| FDI | no data | - |
| AMT | no data | 9.5 |
| Matrix Storage | no data | - |
| Status | Discontinued | Discontinued |
| HD Audio | no data | + |
| RST | no data | + |
Security technologies
Xeon E5-2640 and Pentium 3558U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | - |
| EDB | + | + |
| Secure Key | no data | + |
| OS Guard | no data | - |
| Anti-Theft | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E5-2640 and Pentium 3558U are enumerated here.
| AMD-V | - | + |
| VT-d | + | - |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E5-2640 and Pentium 3558U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
| Maximum memory size | 384 GB | 16 GB |
| Max memory channels | 4 | 2 |
| Maximum memory bandwidth | 42.6 GB/s | 25.6 GB/s |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel® HD Graphics for 4th Generation Intel® Processors |
| Quick Sync Video | - | + |
| Clear Video | no data | + |
| Graphics max frequency | no data | 1 GHz |
Graphics interfaces
Available interfaces and connections of Xeon E5-2640 and Pentium 3558U integrated GPUs.
| Number of displays supported | no data | 3 |
| eDP | no data | + |
| DisplayPort | - | + |
| HDMI | - | + |
Peripherals
Specifications and connection of peripherals supported by Xeon E5-2640 and Pentium 3558U.
| PCIe version | 3.0 | 2.0 |
| PCI Express lanes | 40 | 10 |
| PCI support | no data | - |
| USB revision | no data | 3.0 |
| Total number of SATA ports | no data | 2 |
| Max number of SATA 6 Gb/s Ports | no data | 2 |
| Integrated IDE | no data | - |
| Number of USB ports | no data | 4 |
| Integrated LAN | no data | - |
| UART | no data | + |
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.
Pros & cons summary
| Performance score | 4.10 | 0.67 |
| Recency | 6 March 2012 | 1 January 2014 |
| Physical cores | 6 | 2 |
| Threads | 12 | 2 |
| Chip lithography | 32 nm | 22 nm |
| Power consumption (TDP) | 95 Watt | 15 Watt |
Xeon E5-2640 has a 511.9% higher aggregate performance score, and 200% more physical cores and 500% more threads.
Pentium 3558U, on the other hand, has an age advantage of 1 year, a 45.5% more advanced lithography process, and 533.3% lower power consumption.
The Xeon E5-2640 is our recommended choice as it beats the Pentium 3558U in performance tests.
Be aware that Xeon E5-2640 is a server/workstation processor while Pentium 3558U is a notebook one.
Should you still have questions on choice between Xeon E5-2640 and Pentium 3558U, ask them in Comments section, and we shall answer.
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