Intel Core i7-6700K vs Intel Core i9-14900K

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

Core i7-6700K compared with Core i9-14900K
IntelCore i7-6700KIntelCore i9-14900K
Overview
ReleasedAugust 2015October 2023
Cores and clocks
Cores424 (8 performance, 16 efficiency) (better)
Threads832 (better)
Base clock4 GHz3.2 GHz
Boost clock4.2 GHz6 GHz (better)
L3 cache8 MB36 MB (better)
CoresFour cores with Hyper-Threading; Intel Turbo Boost 2.0 supported.8 Performance-cores and 16 Efficient-cores, with Hyper-Threading; codename Raptor Lake
ClocksMaximum turbo is a single-core frequency; overclocking requires an appropriate motherboard and cooling. Intel publishes TDP without a separate maximum turbo-power figure.P-core base 3.2 GHz, max turbo 5.6 GHz; E-core base 2.4 GHz, max turbo 4.4 GHz; Turbo Boost Max 3.0 5.8 GHz; Thermal Velocity Boost 6 GHz
Cache–36 MB Intel Smart Cache (L3); 32 MB L2
Graphics and AI
Built-in graphicsYesYes
GraphicsIntel HD Graphics 530; 350 MHz base, up to 1.15 GHz; three displays; Quick Sync Video. DisplayPort and eDP up to 4096×2304 at 60 Hz; HDMI up to 4096×2304 at 24 Hz.Intel UHD Graphics 770, 32 execution units, up to 1.65 GHz; outputs eDP 1.4b, DP 1.4a, HDMI 2.1; up to 4 displays
Platform
SocketLGA1151LGA1700
Base power91 W125 W
Maximum power–253 W
UnlockedYesYes
Cooler in the boxNo–
Memory supportUp to 64 GB; two channels; DDR4-1866/2133 or DDR3L-1333/1600 at 1.35 V; 34.1 GB/s maximum bandwidth; ECC not supported.Up to DDR5 5600 MT/s or up to DDR4 3200 MT/s; 2 channels, up to 192 GB; ECC supported
PCIePCIe 3.0; 16 CPU lanes, configured as 1×16, 2×8 or 1×8+2×4. PC Gamer describes the Z170 platform's faster DMI 3.0 chipset link and expanded storage connectivity.PCIe 5.0 and 4.0; 20 lanes (Up to 1x16+4, 2x8+4); DMI 4.0 x8
Chipsets–Intel 600 and 700 series
Process14 nm; Skylake; 37.5 × 37.5 mm package; Intel lists a 64°C Tcase limit, which is a case-temperature specification rather than a junction-temperature limit.Intel 7
CoolerBoxed processor includes no fan or heatsink. Requires a compatible Intel 100-series motherboard; the launch notice names the Z170 chipset for unlocked processors.max operating temperature 100 °C; thermal specification PCG 2020A

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