i5-12400T vs i7-7700K

Aggregate performance score

Core i7-7700K
2017
4 cores / 8 threads, 91 Watt
6.30
Core i5-12400T
2022
6 cores / 12 threads, 35 Watt
10.60
+68.3%

Core i5-12400T outperforms Core i7-7700K by an impressive 68% based on our aggregate benchmark results.

Primary details

Comparing Core i7-7700K and Core i5-12400T processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1080753
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.63no data
Market segmentDesktop processorDesktop processor
SeriesIntel Core i7 (Desktop)no data
Power efficiency6.3127.62
Architecture codenameKaby Lake (2016−2019)Alder Lake-S (2022)
Release date3 January 2017 (7 years ago)January 2022 (2 years ago)
Launch price (MSRP)$339no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-7700K and Core i5-12400T 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)6 (Hexa-Core)
Threads812
Base clock speed4.2 GHz1.8 GHz
Boost clock speed4.5 GHz4.2 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
Multiplier42no data
L1 cache256 KB80K (per core)
L2 cache1 MB1.25 MB (per core)
L3 cache8 MB (shared)18 MB (shared)
Chip lithography14 nmIntel 7 nm
Die sizeno data163 mm2
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °Cno data
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on Core i7-7700K and Core i5-12400T 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 configuration1 (Uniprocessor)1
SocketFCLGA1151FCLGA1700
Power consumption (TDP)91 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7700K and Core i5-12400T. 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® AVX2
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX++
Idle States++
Thermal Monitoring++
Turbo Boost Max 3.0no data-
Deep Learning Boost-+

Security technologies

Core i7-7700K and Core i5-12400T technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDB++
Secure Key++
MPX+-
Identity Protection+-
SGXYes with Intel® MEno data
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7700K and Core i5-12400T are enumerated here.

AMD-V+-
VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7700K and Core i5-12400T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR5-4800, DDR4-3200
Maximum memory size64 GB128 GB
Max memory channels22
Maximum memory bandwidth38.397 GB/s76.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 630Intel UHD Graphics 730
Max video memory64 GBno data
Quick Sync Video++
Clear Video+no data
Clear Video HD++
Graphics max frequency1.15 GHz1.45 GHz
Execution Unitsno data24
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-7700K and Core i5-12400T integrated GPUs.

Number of displays supported34

Graphics image quality

Maximum display resolutions supported by Core i7-7700K and Core i5-12400T integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@24Hz4096 x 2160 @ 60Hz
Max resolution over eDP4096x2304@60Hz5120 x 3200 @ 120Hz
Max resolution over DisplayPort4096x2304@60Hz7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i7-7700K and Core i5-12400T integrated GPUs, sometimes API versions are included.

DirectX1212
OpenGL4.54.5

Peripherals

Specifications and connection of peripherals supported by Core i7-7700K and Core i5-12400T.

PCIe version3.05.0 and 4.0
PCI Express lanes1620

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.

i7-7700K 6.30
i5-12400T 10.60
+68.3%

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.

i7-7700K 9646
i5-12400T 16215
+68.1%

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.

i7-7700K 1593
i5-12400T 2018
+26.7%

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.

i7-7700K 5139
i5-12400T 7073
+37.6%

Gaming performance

Pros & cons summary


Performance score 6.30 10.60
Integrated graphics card 3.10 4.15
Physical cores 4 6
Threads 8 12
Power consumption (TDP) 91 Watt 35 Watt

i5-12400T has a 68.3% higher aggregate performance score, 33.9% faster integrated GPU, 50% more physical cores and 50% more threads, and 160% lower power consumption.

The Core i5-12400T is our recommended choice as it beats the Core i7-7700K in performance tests.


Should you still have questions on choice between Core i7-7700K and Core i5-12400T, ask them in Comments section, and we shall answer.

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Intel Core i7-7700K
Core i7-7700K
Intel Core i5-12400T
Core i5-12400T

Similar processor comparisons

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Community ratings

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Questions & comments

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