i5-8400T vs i7-6700TE

VS

Aggregate performance score

Core i7-6700TE
2015
4 cores / 8 threads, 35 Watt
3.85
Core i5-8400T
2018
6 cores / 6 threads, 35 Watt
4.69
+21.8%

Core i5-8400T outperforms Core i7-6700TE by a significant 22% based on our aggregate benchmark results.

Primary details

Comparing Core i7-6700TE and Core i5-8400T processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking14631282
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.624.93
Market segmentDesktop processorDesktop processor
SeriesIntel Core i7Intel Core i5
Power efficiency10.4112.68
Architecture codenameSkylake (2015−2016)Coffee Lake (2017−2019)
Release date19 October 2015 (9 years ago)2 April 2018 (6 years ago)
Launch price (MSRP)$303$182

Cost-effectiveness evaluation

Performance per price, higher is better.

i5-8400T has 695% better value for money than i7-6700TE.

Detailed specifications

Core i7-6700TE and Core i5-8400T 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)
Threads86
Base clock speed2.4 GHz1.7 GHz
Boost clock speed2.4 GHz3.3 GHz
Bus typeDMI 3.0DMI 3.0
Bus rate4 × 8 GT/s4 × 8 GT/s
Multiplier2417
L1 cache256 KB384 KB
L2 cache1 MB1.5 MB
L3 cache8 MB (shared)9 MB (shared)
Chip lithography14 nm14 nm
Die size122 mm2149 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)no data72 °C
64 bit support++
Windows 11 compatibility-+

Compatibility

Information on Core i7-6700TE and Core i5-8400T 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 (Uniprocessor)
Socket1151FCLGA1151
Power consumption (TDP)35 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6700TE and Core i5-8400T. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data-
TSX+-
Idle Statesno data+
Thermal Monitoring-+
SIPP+-

Security technologies

Core i7-6700TE and Core i5-8400T technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDBno data+
Secure Keyno data+
MPX-+
Identity Protection-+
SGXno dataYes with Intel® ME
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-6700TE and Core i5-8400T are enumerated here.

VT-d++
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6700TE and Core i5-8400T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4-2666
Maximum memory size64 GB128 GB
Max memory channels22
Maximum memory bandwidth34.134 GB/s42.671 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 530Intel UHD Graphics 630
Max video memoryno data64 GB
Quick Sync Video-+
Clear Videono data+
Clear Video HDno data+
Graphics max frequencyno data1.05 GHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Core i7-6700TE and Core i5-8400T integrated GPUs.

Number of displays supportedno data3

Graphics image quality

Maximum display resolutions supported by Core i7-6700TE and Core i5-8400T integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096x2304@24Hz
Max resolution over eDPno data4096x2304@60Hz
Max resolution over DisplayPortno data4096x2304@60Hz

Graphics API support

APIs supported by Core i7-6700TE and Core i5-8400T integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Core i7-6700TE and Core i5-8400T.

PCIe version3.03.0
PCI 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.

i7-6700TE 3.85
i5-8400T 4.69
+21.8%

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.

i7-6700TE 6109
i5-8400T 7456
+22%

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.

i7-6700TE 986
i5-8400T 1108
+12.4%

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.

i7-6700TE 2980
i5-8400T 3913
+31.3%

Gaming performance

Pros & cons summary


Performance score 3.85 4.69
Integrated graphics card 2.60 3.09
Recency 19 October 2015 2 April 2018
Physical cores 4 6
Threads 8 6

i7-6700TE has 33.3% more threads.

i5-8400T, on the other hand, has a 21.8% higher aggregate performance score, 18.8% faster integrated GPU, an age advantage of 2 years, and 50% more physical cores.

The Core i5-8400T is our recommended choice as it beats the Core i7-6700TE in performance tests.


Should you still have questions on choice between Core i7-6700TE and Core i5-8400T, ask them in Comments section, and we shall answer.

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Intel Core i7-6700TE
Core i7-6700TE
Intel Core i5-8400T
Core i5-8400T

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Community ratings

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Questions & comments

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