Xeon 5148 vs i5-661
Aggregate performance score
Core i5-661 outperforms Xeon 5148 by a whopping 172% based on our aggregate benchmark results.
Primary details
Comparing Core i5-661 and Xeon 5148 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2112 | 2809 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.11 | 3.05 |
| Market segment | Desktop processor | Server |
| Power efficiency | 1.69 | 1.35 |
| Architecture codename | Clarkdale (2010−2011) | Woodcrest (2006) |
| Release date | 7 January 2010 (14 years ago) | June 2006 (18 years ago) |
| Launch price (MSRP) | $252 | $9 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Xeon 5148 has 2673% better value for money than i5-661.
Detailed specifications
Core i5-661 and Xeon 5148 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) | 2 (Dual-core) |
| Threads | 4 | 2 |
| Base clock speed | 3.33 GHz | no data |
| Boost clock speed | 3.6 GHz | 2.33 GHz |
| Bus rate | 2.5 GT/s | no data |
| L1 cache | 64 KB (per core) | 0 KB |
| L2 cache | 256 KB (per core) | 4 MB |
| L3 cache | 4 MB (shared) | 0 KB |
| Chip lithography | 32 nm | 65 nm |
| Die size | 81 mm2 | no data |
| Maximum core temperature | 70 °C | no data |
| Number of transistors | 382 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Core i5-661 and Xeon 5148 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 |
| Socket | FCLGA1156 | 771 |
| Power consumption (TDP) | 87 Watt | 40 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i5-661 and Xeon 5148. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2 | no data |
| AES-NI | + | - |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | 1.0 | no data |
| Hyper-Threading Technology | + | no data |
| Idle States | + | no data |
| Demand Based Switching | - | no data |
| PAE | 36 Bit | no data |
| FDI | + | no data |
Security technologies
Core i5-661 and Xeon 5148 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i5-661 and Xeon 5148 are enumerated here.
| VT-d | + | no data |
| VT-x | + | no data |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i5-661 and Xeon 5148. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR2 |
| Maximum memory size | 16.38 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 21 GB/s | no data |
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 i5-661 and Xeon 5148 integrated GPUs.
| Number of displays supported | 2 | no data |
Peripherals
Specifications and connection of peripherals supported by Core i5-661 and Xeon 5148.
| PCIe version | 2.0 | no data |
| PCI Express lanes | 16 | 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 | 1.55 | 0.57 |
| Threads | 4 | 2 |
| Chip lithography | 32 nm | 65 nm |
| Power consumption (TDP) | 87 Watt | 40 Watt |
i5-661 has a 171.9% higher aggregate performance score, 100% more threads, and a 103.1% more advanced lithography process.
Xeon 5148, on the other hand, has 117.5% lower power consumption.
The Core i5-661 is our recommended choice as it beats the Xeon 5148 in performance tests.
Note that Core i5-661 is a desktop processor while Xeon 5148 is a server/workstation one.
Should you still have questions on choice between Core i5-661 and Xeon 5148, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
