i7-660UM vs i9-7980XE
Aggregate performance score
Core i9-7980XE outperforms Core i7-660UM by a whopping 2197% 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 | 445 | 2904 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 2.18 | 0.02 |
| Market segment | Desktop processor | Laptop |
| Series | Intel Core i9 | Intel Core i7 |
| Power efficiency | 4.32 | 1.72 |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Skylake (server) (2017−2018) | Arrandale (2010−2011) |
| Release date | 1 September 2017 (8 years ago) | 24 May 2010 (15 years ago) |
| Launch price (MSRP) | $1,999 | $317 |
Cost-effectiveness evaluation
Performance per price, higher is better.
i9-7980XE has 10800% better value for money than i7-660UM.
Performance to price scatter graph
Detailed specifications
Core i9-7980XE and Core i7-660UM 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 | 18 (Octadeca-Core) | 2 (Dual-core) |
| Threads | 36 | 4 |
| Base clock speed | 2.6 GHz | 1.33 GHz |
| Boost clock speed | 4.4 GHz | 2.4 GHz |
| Bus type | DMI 3.0 | DMI 1.0 |
| Bus rate | 4 × 8 GT/s | 1 × 2.5 GT/s |
| Multiplier | no data | 10 |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 1 MB (per core) | 256 KB (per core) |
| L3 cache | 24.75 MB (shared) | 4 MB (shared) |
| Chip lithography | 14 nm | 32 nm |
| Die size | 484 mm2 | 81+144 mm2 |
| Maximum core temperature | 94 °C | 105 °C |
| Number of transistors | no data | 382+177 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i9-7980XE and Core i7-660UM 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 | FCLGA2066 | BGA1288 |
| Power consumption (TDP) | 165 Watt | 18 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i9-7980XE and Core i7-660UM. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 | Intel® SSE4.1, Intel® SSE4.2 |
| AES-NI | + | + |
| FMA | - | + |
| AVX | + | - |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | 2.0 | + |
| Hyper-Threading Technology | + | + |
| TSX | + | - |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| PAE | no data | 36 Bit |
| Turbo Boost Max 3.0 | + | no data |
| FDI | no data | + |
| Fast Memory Access | no data | + |
Security technologies
Core i9-7980XE and Core i7-660UM technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i9-7980XE and Core i7-660UM are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i9-7980XE and Core i7-660UM. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2666 | DDR3-800 |
| Maximum memory size | 128 GB | 8 GB |
| Max memory channels | 4 | 2 |
| Maximum memory bandwidth | 85.33 GB/s | 12.799 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | 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 Core i9-7980XE and Core i7-660UM integrated GPUs.
| Number of displays supported | no data | 2 |
Peripherals
Specifications and connection of peripherals supported by Core i9-7980XE and Core i7-660UM.
| PCIe version | 3.0 | 2.0 |
| PCI Express lanes | 44 | 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 | 16.77 | 0.73 |
| Recency | 1 September 2017 | 24 May 2010 |
| Physical cores | 18 | 2 |
| Threads | 36 | 4 |
| Chip lithography | 14 nm | 32 nm |
| Power consumption (TDP) | 165 Watt | 18 Watt |
i9-7980XE has a 2197.3% higher aggregate performance score, an age advantage of 7 years, 800% more physical cores and 800% more threads, and a 128.6% more advanced lithography process.
i7-660UM, on the other hand, has 816.7% lower power consumption.
The Intel Core i9-7980XE is our recommended choice as it beats the Intel Core i7-660UM in performance tests.
Note that Core i9-7980XE is a desktop processor while Core i7-660UM is a notebook one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
