Core i7-7740K: specs and benchmarks
Summary
Based on a Kaby Lake-X architecture, this desktop processor is primarily aimed at home systems.
Compatibility-wise, this is Intel Socket 1151 processor with a TDP of 112 Watt and a maximum temperature of 72 °C. It supports DDR4 memory.
Primary details
Core i7-7740K processor market type (desktop or notebook), architecture, sales start time and pricing.
| Place in performance ranking | not rated | |
| Place by popularity | not in top-100 | |
| Market segment | Desktop processor | |
| Architecture codename | Kaby Lake-X (2017) | |
| Release date | no data | |
| Current price | $618 | of 15701 (Xeon Platinum 8276L) |
Detailed specifications
Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.
| Physical cores | 4 (Quad-Core) | |
| Boost clock speed | 4.3 GHz | of 6.2 (Core i9-14900KS) |
| L1 cache | 64 KB (per core) | of 7475.2 (Apple M2 Pro 10-Core) |
| L2 cache | 256 KB (per core) | of 98304 (Ryzen Threadripper PRO 7995WX) |
| L3 cache | 8192 KB (shared) | of 786432 (EPYC 7373X) |
| Chip lithography | 14 nm | of 3 (Apple M3 Max 16-Core) |
| Maximum case temperature (TCase) | 72 °C | of 105 (Core i7-5950HQ) |
| 64 bit support | + | |
| Windows 11 compatibility | - | |
| Unlocked multiplier | Yes |
Compatibility
Information on Core i7-7740K compatibility with other computer components and devices: 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 | of 8 (Opteron 842) |
| Socket | 1151 | |
| Power consumption (TDP) | 112 Watt | of 400 (Xeon Platinum 9282) |
Technologies and extensions
Technological capabilities and additional instructions supported by Core i7-7740K. You'll probably need this information if you require some particular technology.
| AES-NI | + | |
| AVX | + | |
| Enhanced SpeedStep (EIST) | + | |
| TSX | + |
Security technologies
Processor technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + |
Virtualization technologies
Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.
| VT-d | + | |
| VT-x | + |
Memory specs
Types, maximum amount and channel number of RAM supported by Core i7-7740K's memory controller. Depending on the motherboard, higher memory frequency may be supported.
| Supported memory types | DDR4 |
Graphics specifications
General parameters of a GPU integrated into Core i7-7740K.
| Integrated graphics card | HD 630 |
Recommended GPUs
People consider these graphics cards to be good for Core i7-7740K, according to our PC configuration statistics.
These are the fastest graphics cards for Core i7-7740K in our user configuration statistics. There is a total of 58 configurations based on Core i7-7740K in our database.
