Intel Core i5-6400 | Intel Core i7-14700KF | |
CPU comparisonIn this CPU comparison, we compare the Intel Core i5-6400 and the Intel Core i7-14700KF and use benchmarks to check which processor is faster.
We compare the Intel Core i5-6400 4 core processor released in Q3/2015 with the Intel Core i7-14700KF which has 20 CPU cores and was introduced in Q4/2023. |
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Intel Core i5 (331) | Family | Intel Core i7 (298) |
Intel Core i 6000 (24) | CPU group | Intel Core i 14000 (23) |
6 | Generation | 14 |
Skylake S | Architecture | Raptor Lake S Refresh |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | Intel Core i7-13700KF |
Intel Core i5-7400 | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core i5-6400 is a 4 core processor with a clock frequency of 2.70 GHz (3.30 GHz). The processor can compute 4 threads at the same time. The Intel Core i7-14700KF clocks with 3.40 GHz (5.60 GHz), has 20 CPU cores and can calculate 28 threads in parallel. |
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Intel Core i5-6400 | Characteristic | Intel Core i7-14700KF |
4 | Cores | 20 |
4 | Threads | 28 |
normal | Core architecture | hybrid (big.LITTLE) |
No | Hyperthreading | Yes |
No | Overclocking ? | Yes |
2.70 GHz (3.30 GHz) | A-Core | 3.40 GHz (5.60 GHz) 8x Raptor Cove |
-- | B-Core | 2.50 GHz (4.30 GHz) 12x Gracemont |
Internal GraphicsGraphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
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Intel HD Graphics 530 | GPU | no iGPU |
0.35 GHz | GPU frequency | -- |
1.15 GHz | GPU (Turbo) | -- |
9 | GPU Generation | -- |
14 nm | Technology | |
3 | Max. displays | |
24 | Compute units | -- |
192 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
32 GB | Max. GPU Memory | -- |
12 | DirectX Version | -- |
Hardware codec supportA photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos. |
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Intel HD Graphics 530 | GPU | no iGPU |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode | Codec VP9 | No |
Decode / Encode | Codec VP8 | No |
No | Codec AV1 | No |
Decode / Encode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeUp to 64 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i5-6400, while the Intel Core i7-14700KF supports a maximum of 192 GB of memory with a maximum memory bandwidth of 89.6 GB/s enabled. |
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Intel Core i5-6400 | Characteristic | Intel Core i7-14700KF |
DDR4-2133, DDR3-1600 | Memory | DDR5-5600, DDR4-3200 |
64 GB | Max. Memory | 192 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
34.1 GB/s | Max. Bandwidth | 89.6 GB/s |
No | ECC | No |
-- | L2 Cache | 28.00 MB |
6.00 MB | L3 Cache | 33.00 MB |
3.0 | PCIe version | 5.0 |
16 | PCIe lanes | 20 |
15.8 GB/s | PCIe Bandwidth | 78.8 GB/s |
Thermal ManagementThe Intel Core i5-6400 has a TDP of 65 W. The TDP of the Intel Core i7-14700KF is 125 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Core i5-6400 | Characteristic | Intel Core i7-14700KF |
65 W | TDP (PL1 / PBP) | 125 W |
-- | TDP (PL2) | 253 W |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 100 °C |
Technical detailsThe Intel Core i5-6400 has 6.00 MB cache and is manufactured in 14 nm. The cache of Intel Core i7-14700KF is at 61.00 MB. The processor is manufactured in 10 nm. |
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Intel Core i5-6400 | Characteristic | Intel Core i7-14700KF |
14 nm | Technology | 10 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX2 | ISA extensions | SSE4.1, SSE4.2, AVX2, AVX2+ |
LGA 1151 | Socket | LGA 1700 |
VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q3/2015 | Release date | Q4/2023 |
-- | Release price | -- |
show more data | show more data | |
Intel Core i5-6400
4C 4T @ 3.30 GHz |
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Intel Core i7-14700KF
20C 28T @ 5.60 GHz |
Intel Core i5-6400
4C 4T @ 3.00 GHz |
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Intel Core i7-14700KF
20C 28T @ 5.30 GHz |
Intel Core i5-6400
4C 4T @ 3.30 GHz |
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Intel Core i7-14700KF
20C 28T @ 5.60 GHz |
Intel Core i5-6400
4C 4T @ 3.00 GHz |
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Intel Core i7-14700KF
20C 28T @ 5.30 GHz |
Intel Core i5-6400
4C 4T @ 3.00 GHz |
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Intel Core i7-14700KF
20C 28T @ 5.30 GHz |
Intel Core i5-6400
4C 4T @ 3.00 GHz |
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Intel Core i7-14700KF
20C 28T @ 5.30 GHz |
Intel Core i5-6400
4C 4T @ 2.70 GHz |
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Intel Core i7-14700KF
20C 28T @ 3.40 GHz |
Intel Core i5-6400
4C 4T @ 3.30 GHz |
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Intel Core i7-14700KF
20C 28T @ 5.60 GHz |
Intel Core i5-6400
4C 4T @ 3.30 GHz |
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Intel Core i7-14700KF
20C 28T @ 5.60 GHz |
Intel Core i5-6400
4C 4T @ 3.30 GHz |
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Intel Core i7-14700KF
20C 28T @ 5.60 GHz |
Intel Core i5-6400
4C 4T @ 3.00 GHz |
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Intel Core i7-14700KF
20C 28T @ 5.30 GHz |
Intel Core i5-6400
4C 4T @ 3.30 GHz |
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Intel Core i7-14700KF
20C 28T @ 5.60 GHz |
Intel Core i5-6400
4C 4T @ 3.00 GHz |
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Intel Core i7-14700KF
20C 28T @ 5.30 GHz |
Intel Core i5-6400
Intel HD Graphics 530 @ 1.15 GHz |
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Intel Core i7-14700KF
@ 0.00 GHz |
Intel Core i5-6400
4C 4T @ 3.00 GHz |
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Intel Core i7-14700KF
20C 28T @ 5.30 GHz |
Intel Core i5-6400
4C 4T @ 3.30 GHz |
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Intel Core i7-14700KF
20C 28T @ 5.60 GHz |
Intel Core i5-6400
4C 4T @ 3.00 GHz |
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Intel Core i7-14700KF
20C 28T @ 5.30 GHz |
Intel Core i5-6400
2.70 GHz |
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Intel Core i7-14700KF
33,572 CB R23 MC @ 209 W |
Devices using this processor |
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Intel Core i5-6400 | Intel Core i7-14700KF |
Unknown | Unknown |