Duron 850 vs i7-7740K
Primary details
Comparing Core i7-7740K and Duron 850 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Series | no data | AMD Duron |
| Architecture codename | Kaby Lake-X (2017) | Spitfire (2000−2001) |
| Release date | no data | 8 January 2001 (24 years ago) |
| Launch price (MSRP) | no data | $149 |
Detailed specifications
Core i7-7740K and Duron 850 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 | 4 (Quad-Core) | 1 (Single-Core) |
| Threads | no data | 1 |
| Boost clock speed | 4.3 GHz | 0.85 GHz |
| Bus type | no data | FSB |
| Bus rate | no data | 200 MT/s |
| Multiplier | no data | 8.5 |
| L1 cache | 64 KB (per core) | 128 KB |
| L2 cache | 256 KB (per core) | 64 KB |
| L3 cache | 8192 KB (shared) | no data |
| Chip lithography | 14 nm | 180 nm |
| Die size | no data | 105.68 mm2 |
| Maximum case temperature (TCase) | 72 °C | no data |
| Number of transistors | no data | 25 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i7-7740K and Duron 850 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 | 1151 | A |
| Power consumption (TDP) | 112 Watt | 37 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-7740K and Duron 850. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | + | no data |
| TSX | + | - |
Security technologies
Core i7-7740K and Duron 850 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-7740K and Duron 850 are enumerated here.
| VT-d | + | no data |
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-7740K and Duron 850. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR1 Depends on motherboard |
| Maximum memory size | no data | 4 GB |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | HD 630 | On certain motherboards (Chipset feature) |
Pros & cons summary
| Physical cores | 4 | 1 |
| Chip lithography | 14 nm | 180 nm |
| Power consumption (TDP) | 112 Watt | 37 Watt |
i7-7740K has 300% more physical cores, and a 1185.7% more advanced lithography process.
Duron 850, on the other hand, has 202.7% lower power consumption.
We couldn't decide between Core i7-7740K and Duron 850. We've got no test results to judge.
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