i7-660UE vs Pentium E5800
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2956 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 5.38 | no data |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Core i7 |
| Power efficiency | 1.11 | no data |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Wolfdale (2008−2010) | Arrandale (2010−2011) |
| Release date | 28 November 2010 (15 years ago) | 2 August 2010 (15 years ago) |
| Launch price (MSRP) | $68 | $301 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Pentium E5800 and Core i7-660UE 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 | 4 |
| Base clock speed | 3.2 GHz | 1.33 GHz |
| Boost clock speed | 3.2 GHz | 2.4 GHz |
| Bus type | no data | DMI 1.0 |
| Bus rate | no data | 1 × 2.5 GT/s |
| Multiplier | no data | 10 |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 2 MB (shared) | 256 KB (per core) |
| L3 cache | 0 KB | 4 MB (shared) |
| Chip lithography | 45 nm | 32 nm |
| Die size | 82 mm2 | 81 mm2 |
| Maximum core temperature | 74 °C | 105 °C |
| Number of transistors | 228 million | 382 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | 0.85V-1.3625V | no data |
Compatibility
Information on Pentium E5800 and Core i7-660UE 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 (Uniprocessor) |
| Socket | LGA775 | BGA1288 |
| Power consumption (TDP) | 65 Watt | 18 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium E5800 and Core i7-660UE. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2 |
| AES-NI | - | + |
| FMA | - | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | 1.0 |
| Hyper-Threading Technology | - | + |
| Idle States | + | + |
| Thermal Monitoring | + | + |
| Flex Memory Access | no data | + |
| Demand Based Switching | - | no data |
| PAE | no data | 36 Bit |
| FDI | no data | + |
| Fast Memory Access | no data | + |
Security technologies
Pentium E5800 and Core i7-660UE technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium E5800 and Core i7-660UE are enumerated here.
| VT-d | - | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium E5800 and Core i7-660UE. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR3-800 |
| Maximum memory size | no data | 8.79 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 12.799 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel HD Graphics for Previous Generation Intel Processors |
| Clear Video | no data | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 500 MHz |
Graphics interfaces
Available interfaces and connections of Pentium E5800 and Core i7-660UE integrated GPUs.
| Number of displays supported | no data | 2 |
Peripherals
Specifications and connection of peripherals supported by Pentium E5800 and Core i7-660UE.
| PCIe version | 2.0 | 2.0 |
| PCI Express lanes | no data | 16 |
Pros & cons summary
| Recency | 28 November 2010 | 2 August 2010 |
| Threads | 2 | 4 |
| Chip lithography | 45 nm | 32 nm |
| Power consumption (TDP) | 65 Watt | 18 Watt |
Pentium E5800 has an age advantage of 3 months.
i7-660UE, on the other hand, has 100% more threads, a 40.6% more advanced lithography process, and 261.1% lower power consumption.
We couldn't decide between Intel Pentium E5800 and Intel Core i7-660UE. We've got no test results to judge.
Note that Pentium E5800 is a desktop processor while Core i7-660UE is a notebook one.
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