Đánh giá i5 6400 và i5 7400

Comparing Core i5-7400 and Core i5-6400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance rankingPlace by popularityValue for money5.171.63Market segmentDesktop processorDesktop processorSeriesIntel Core i5Intel Core i5Architecture codenameKaby Lake (2016−2019)Skylake (2015−2016)Release date3 January 2017 (7 years old)1 September 2015 (8 years old)Launch price (MSRP)$182$187Current price$114 (0.6x MSRP)$100 (0.5x MSRP)

Value for money

Performance per price, higher is better.

i5-7400 has 217% better value for money than i5-6400.

Technical specs

Core i5-7400 and Core i5-6400 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 cores4 (Quad-Core)4 (Quad-Core)Threads44Base clock speed3 GHz2.7 GHzBoost clock speed3.5 GHz3.3 GHzBus support8 GT/s4 × 8 GT/sL1 cache256 KB256 KBL2 cache1 MB1 MBL3 cache6 MB (shared)6 MB (shared)Chip lithography14 nm14 nmDie sizeno data122 mm2Maximum core temperature100 °C71 °CMaximum case temperature (TCase)72 °C72 °C64 bit support++Windows 11 compatibility--Unlocked multiplier--

Compatibility

Information on Core i5-7400 and Core i5-6400 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 configuration11SocketFCLGA1151FCLGA1151Power consumption (TDP)65 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-7400 and Core i5-6400. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2AES-NI++AVX++vProno data+Enhanced SpeedStep (EIST)++Enhanced SpeedStep (EIST)++Turbo Boost Technology2.02.0Hyper-Threading Technology--TSX--TSX++Idle States++Thermal Monitoring++SIPP--

Security technologies

Core i5-7400 and Core i5-6400 technologies aimed at improving security, for example, by protecting against hacks.

TXT--EDB++Secure Key++MPX++Identity Protection++SGXYes with Intel® MEYes with Intel® MEOS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-7400 and Core i5-6400 are enumerated here.

AMD-Vno data+VT-d++VT-x++EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-7400 and Core i5-6400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR3, DDR4Maximum memory size64 GB64 GBMax memory channels22Maximum memory bandwidth38.397 GB/s34.1 GB/sECC memory support--

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card CompareIntel HD Graphics 630Intel HD Graphics 530Max video memory64 GB64 GBQuick Sync Video++Clear Video++Clear Video HD++Graphics max frequency1 GHz950 MHzInTru 3D++

Graphics interfaces

Available interfaces and connections of Core i5-7400 and Core i5-6400 integrated GPUs.

Number of displays supported33eDPno data+DisplayPortno data+HDMIno data+DVIno data+

Graphics image quality

Maximum display resolutions supported by Core i5-7400 and Core i5-6400 integrated GPUs, including resolutions over different interfaces.

4K resolution support++Max resolution over HDMI 1.44096x2304@24Hz4096x2304@24HzMax resolution over eDP4096x2304@60Hz4096x2304@60HzMax resolution over DisplayPort4096x2304@60Hz4096x2304@60HzMax resolution over VGAno dataN/A

Graphics API support

APIs supported by Core i5-7400 and Core i5-6400 integrated GPUs, sometimes API versions are included.

Peripherals

Specifications and connection of peripherals supported by Core i5-7400 and Core i5-6400.

PCIe version3.03.0PCI Express lanes1616

Synthetic benchmark performance

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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Core i5-7400 outperforms Core i5-6400 by 1% in our combined benchmark results.

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.

Benchmark coverage: 67%

Core i5-7400 outperforms Core i5-6400 by 1% in Passmark.

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Benchmark coverage: 40%

Core i5-7400 outperforms Core i5-6400 by 6% in GeekBench 5 Single-Core.

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Benchmark coverage: 40%

Core i5-7400 outperforms Core i5-6400 by 7% in GeekBench 5 Multi-Core.

3DMark Fire Strike Physics

Benchmark coverage: 4%

Core i5-7400 outperforms Core i5-6400 by 19% in 3DMark Fire Strike Physics.

Mining hashrates

Cryptocurrency mining performance of Core i5-7400 and Core i5-6400. Usually measured in megahashes per second.

Bitcoin / BTC (SHA256) no data 37 Mh/s

Advantages and disadvantages

Performance score 3.58 3.54 Integrated graphics card 3.08 2.58 Recency 3 January 2017 1 September 2015 Cost $182 $187 Boost clock speed 3000 2700 Base clock speed 3000 2700

We couldn't decide between Core i5-7400 and Core i5-6400. The differences in performance seem too small.

Should you still have questions on choice between Core i5-7400 and Core i5-6400, ask them in Comments section, and we shall answer.

Cast your own vote

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.