Pentium 3556U vs Turion II Ultra M660
Aggregate performance score
Primary details
Comparing Turion II Ultra M660 and Pentium 3556U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2683 | 2674 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD Turion II Ultra | Intel Pentium |
| Architecture codename | Caspian (2009) | Haswell (2013−2015) |
| Release date | 10 September 2009 (14 years ago) | 1 October 2013 (10 years ago) |
Detailed specifications
Turion II Ultra M660 and Pentium 3556U 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 | 2 | 2 |
| Base clock speed | no data | 1.7 GHz |
| Boost clock speed | 2.7 GHz | 1.7 GHz |
| Bus rate | 3600 MHz | no data |
| L1 cache | no data | 128 KB |
| L2 cache | 2 MB | 512 KB |
| L3 cache | no data | 2 MB |
| Chip lithography | 45 nm | 22 nm |
| Die size | no data | 118 mm2 |
| Maximum core temperature | no data | 100 °C |
| Maximum case temperature (TCase) | no data | 105 °C |
| Number of transistors | no data | 1,400 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Turion II Ultra M660 and Pentium 3556U 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 | no data | 1 |
| Socket | Socket S1 (s1g3) 638-pin | FCBGA1168 |
| Power consumption (TDP) | 35 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Turion II Ultra M660 and Pentium 3556U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization | Intel® SSE4.1, Intel® SSE4.2 |
| PowerNow | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | - |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Smart Response | no data | - |
| GPIO | no data | + |
| Smart Connect | no data | + |
| FDI | no data | - |
| AMT | no data | 9.5 |
| Matrix Storage | no data | - |
| Status | no data | Discontinued |
| HD Audio | no data | + |
| RST | no data | + |
Security technologies
Turion II Ultra M660 and Pentium 3556U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
| Secure Key | no data | + |
| OS Guard | no data | - |
| Anti-Theft | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Turion II Ultra M660 and Pentium 3556U are enumerated here.
| AMD-V | - | + |
| VT-d | no data | - |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Turion II Ultra M660 and Pentium 3556U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | DDR3 |
| Maximum memory size | no data | 16 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 25.6 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel® HD Graphics for 4th Generation Intel® Processors |
| Clear Video | no data | + |
| Graphics max frequency | no data | 1 GHz |
Graphics interfaces
Available interfaces and connections of Turion II Ultra M660 and Pentium 3556U integrated GPUs.
| Number of displays supported | no data | 3 |
| eDP | no data | + |
| DisplayPort | - | + |
| HDMI | - | + |
Peripherals
Specifications and connection of peripherals supported by Turion II Ultra M660 and Pentium 3556U.
| PCIe version | no data | 2.0 |
| PCI Express lanes | no data | 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.
Cinebench 10 32-bit single-core
Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.
Cinebench 10 32-bit multi-core
Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.
Pros & cons summary
| Recency | 10 September 2009 | 1 October 2013 |
| Chip lithography | 45 nm | 22 nm |
| Power consumption (TDP) | 35 Watt | 15 Watt |
Pentium 3556U has an age advantage of 4 years, a 104.5% more advanced lithography process, and 133.3% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between Turion II Ultra M660 and Pentium 3556U.
Should you still have questions on choice between Turion II Ultra M660 and Pentium 3556U, ask them in Comments section, and we shall answer.
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