Xeon W-3345 vs i5-660
Aggregate performance score
Xeon W-3345 outperforms Core i5-660 by a whopping 1814% based on our aggregate benchmark results.
Primary details
Comparing Core i5-660 and Xeon W-3345 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2132 | 155 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.10 | no data |
| Market segment | Desktop processor | Server |
| Power efficiency | 1.95 | 10.89 |
| Architecture codename | Clarkdale (2010−2011) | Ice Lake-W (2021) |
| Release date | 7 January 2010 (14 years ago) | 29 July 2021 (3 years ago) |
| Launch price (MSRP) | $70 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core i5-660 and Xeon W-3345 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) | 24 (Tetracosa-Core) |
| Threads | 4 | 48 |
| Base clock speed | 3.33 GHz | 3 GHz |
| Boost clock speed | 3.6 GHz | 4 GHz |
| Bus rate | 2.5 GT/s | 8 GT/s |
| L1 cache | 64 KB (per core) | 64K (per core) |
| L2 cache | 256 KB (per core) | 1 MB (per core) |
| L3 cache | 4 MB (shared) | 36 MB (shared) |
| Chip lithography | 32 nm | 10 nm |
| Die size | 81 mm2 | no data |
| Maximum core temperature | 73 °C | no data |
| Maximum case temperature (TCase) | no data | 81 °C |
| Number of transistors | 382 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Core i5-660 and Xeon W-3345 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 | 2 |
| Socket | FCLGA1156 | FCLGA4189 |
| Power consumption (TDP) | 73 Watt | 250 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i5-660 and Xeon W-3345. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2 | Intel® AVX-512 |
| AES-NI | + | + |
| AVX | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | 1.0 | 2.0 |
| Hyper-Threading Technology | + | + |
| TSX | - | + |
| Idle States | + | no data |
| Demand Based Switching | - | no data |
| PAE | 36 Bit | no data |
| Turbo Boost Max 3.0 | no data | - |
| FDI | + | no data |
| Deep Learning Boost | - | + |
Security technologies
Core i5-660 and Xeon W-3345 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| SGX | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i5-660 and Xeon W-3345 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i5-660 and Xeon W-3345. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4-3200 |
| Maximum memory size | 16.38 GB | 4 TB |
| Max memory channels | 2 | 8 |
| Maximum memory bandwidth | 21 GB/s | no data |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® HD Graphics for Previous Generation Intel® Processors | no data |
| Clear Video HD | + | no data |
Graphics interfaces
Available interfaces and connections of Core i5-660 and Xeon W-3345 integrated GPUs.
| Number of displays supported | 2 | no data |
Peripherals
Specifications and connection of peripherals supported by Core i5-660 and Xeon W-3345.
| PCIe version | 2.0 | 4 |
| PCI Express lanes | 16 | 64 |
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 | 1.56 | 29.86 |
| Recency | 7 January 2010 | 29 July 2021 |
| Physical cores | 2 | 24 |
| Threads | 4 | 48 |
| Chip lithography | 32 nm | 10 nm |
| Power consumption (TDP) | 73 Watt | 250 Watt |
i5-660 has 242.5% lower power consumption.
Xeon W-3345, on the other hand, has a 1814.1% higher aggregate performance score, an age advantage of 11 years, 1100% more physical cores and 1100% more threads, and a 220% more advanced lithography process.
The Xeon W-3345 is our recommended choice as it beats the Core i5-660 in performance tests.
Note that Core i5-660 is a desktop processor while Xeon W-3345 is a server/workstation one.
Should you still have questions on choice between Core i5-660 and Xeon W-3345, ask them in Comments section, and we shall answer.
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