i5-12400 vs i7-7740X

VS

Aggregate performance score

Core i7-7740X
2017
4 cores / 8 threads, 112 Watt
6.05
Core i5-12400
2022
6 cores / 12 threads, 65 Watt
12.19
+101%

Core i5-12400 outperforms Core i7-7740X by a whopping 101% based on our aggregate benchmark results.

Primary details

Comparing Core i7-7740X and Core i5-12400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1087629
Place by popularitynot in top-10062
Cost-effectiveness evaluation2.27no data
Market segmentDesktop processorDesktop processor
SeriesCore i7 (Desktop)no data
Power efficiency5.1117.75
Architecture codenameKaby Lake-X (2017)Alder Lake-S (2022)
Release date26 June 2017 (7 years ago)4 January 2022 (2 years ago)
Launch price (MSRP)$339no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-7740X and Core i5-12400 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 speed4.3 GHz2.5 GHz
Boost clock speed4.5 GHz4.4 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
L1 cache64K (per core)80K (per core)
L2 cache256K (per core)1.25 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 i7-7740X and Core i5-12400 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
SocketFCLGA2066FCLGA1700
Power consumption (TDP)112 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7740X and Core i5-12400. 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 Statesno data+
Thermal Monitoring-+
Turbo Boost Max 3.0no data-
Deep Learning Boost-+

Security technologies

Core i7-7740X and Core i5-12400 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7740X and Core i5-12400 are enumerated here.

AMD-V+-
VT-d++
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7740X and Core i5-12400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5-4800, DDR4-3200
Maximum memory size64 GB128 GB
Max memory channels22
Maximum memory bandwidth42.671 GB/s76.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardHD 630Intel UHD Graphics 730
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data1.45 GHz
Execution Unitsno data24

Graphics interfaces

Available interfaces and connections of Core i7-7740X and Core i5-12400 integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Core i7-7740X and Core i5-12400 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2160 @ 60Hz
Max resolution over eDPno data5120 x 3200 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i7-7740X and Core i5-12400 integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Core i7-7740X and Core i5-12400.

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.

i7-7740X 6.05
i5-12400 12.19
+101%

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.

i7-7740X 9607
i5-12400 19356
+101%

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.

i7-7740X 1659
i5-12400 2203
+32.8%

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.

i7-7740X 5353
i5-12400 8828
+64.9%

Gaming performance

Pros & cons summary


Performance score 6.05 12.19
Recency 26 June 2017 4 January 2022
Physical cores 4 6
Threads 8 12
Power consumption (TDP) 112 Watt 65 Watt

i5-12400 has a 101.5% higher aggregate performance score, an age advantage of 4 years, 50% more physical cores and 50% more threads, and 72.3% lower power consumption.

The Core i5-12400 is our recommended choice as it beats the Core i7-7740X in performance tests.


Should you still have questions on choice between Core i7-7740X and Core i5-12400, ask them in Comments section, and we shall answer.

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Intel Core i7-7740X
Core i7-7740X
Intel Core i5-12400
Core i5-12400

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Community ratings

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Questions & comments

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