Celeron 847 vs i7-660UM
Aggregate performance score
Core i7-660UM outperforms Celeron 847 by a whopping 152% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2897 | 3380 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.02 | 0.01 |
| Market segment | Laptop | Laptop |
| Series | Intel Core i7 | Intel Celeron |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Arrandale (2010−2011) | Sandy Bridge (2011−2013) |
| Release date | 7 January 2010 (15 years ago) | 19 June 2011 (14 years ago) |
| Launch price (MSRP) | $317 | $134 |
Cost-effectiveness evaluation
Performance per price, higher is better.
i7-660UM has 100% better value for money than Celeron 847.
Performance to price scatter graph
Detailed specifications
Core i7-660UM and Celeron 847 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 | 1.33 GHz | 1.1 GHz |
| Boost clock speed | 2.4 GHz | 1.1 GHz |
| Bus type | DMI 1.0 | DMI 2.0 |
| Bus rate | 1 × 2.5 GT/s | 4 × 5 GT/s |
| Multiplier | 10 | 11 |
| L1 cache | 128 KB | 128 KB |
| L2 cache | 512 KB | 512 KB |
| L3 cache | 4 MB (shared) | 2 MB (shared) |
| Chip lithography | 32 nm | 32 nm |
| Die size | 81+144 mm2 | 131 mm2 |
| Maximum core temperature | 105 °C | 100 °C |
| Number of transistors | 382+177 Million | 504 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Core i7-660UM and Celeron 847 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 (Uniprocessor) | 1 (Uniprocessor) |
| Socket | BGA1288 | FCBGA1023 |
| Power consumption (TDP) | 18 Watt | 17 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-660UM and Celeron 847. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | Intel® SSE4.1, Intel® SSE4.2 |
| AES-NI | + | - |
| FMA | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | + | - |
| Hyper-Threading Technology | + | - |
| Idle States | + | + |
| Thermal Monitoring | + | + |
| Flex Memory Access | + | + |
| Demand Based Switching | no data | - |
| PAE | 36 Bit | no data |
| FDI | + | + |
| Fast Memory Access | + | + |
Security technologies
Core i7-660UM and Celeron 847 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | - |
| EDB | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-660UM and Celeron 847 are enumerated here.
| VT-d | + | - |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-660UM and Celeron 847. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-800 | DDR3 |
| Maximum memory size | 8 GB | 16 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 12.799 GB/s | 21.335 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics for Previous Generation Intel Processors | Intel HD Graphics (Sandy Bridge) (350 - 800 MHz) |
| Clear Video | + | no data |
| Clear Video HD | + | - |
| Graphics max frequency | 500 MHz | 800 MHz |
Graphics interfaces
Available interfaces and connections of Core i7-660UM and Celeron 847 integrated GPUs.
| Number of displays supported | 2 | 2 |
| eDP | no data | + |
| DisplayPort | - | + |
| HDMI | - | + |
| SDVO | no data | + |
| CRT | no data | + |
Peripherals
Specifications and connection of peripherals supported by Core i7-660UM and Celeron 847.
| PCIe version | 2.0 | 2.0 |
| PCI Express lanes | 16 | 16 |
Synthetic benchmarks
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.
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. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 0.73 | 0.29 |
| Integrated graphics card | 0.71 | 0.33 |
| Recency | 7 January 2010 | 19 June 2011 |
| Threads | 4 | 2 |
| Power consumption (TDP) | 18 Watt | 17 Watt |
i7-660UM has a 151.7% higher aggregate performance score, 115.2% faster integrated GPU, and 100% more threads.
Celeron 847, on the other hand, has an age advantage of 1 year, and 5.9% lower power consumption.
The Intel Core i7-660UM is our recommended choice as it beats the Intel Celeron 847 in performance tests.
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