i5-9400 vs Atom Z670

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Primary details

Comparing Atom Z670 and Core i5-9400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated1095
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data9.13
Market segmentLaptopDesktop processor
SeriesIntel AtomIntel Core i5
Power efficiencyno data8.60
Architecture codenameLincroft (2010−2011)Coffee Lake (2017−2019)
Release date11 April 2011 (13 years ago)7 January 2019 (5 years ago)
Launch price (MSRP)$75$182

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Atom Z670 and Core i5-9400 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 cores1 (Single-Core)6 (Hexa-Core)
Threads26
Base clock speed1.5 GHz2.9 GHz
Boost clock speed1.5 GHz4.1 GHz
Bus typecDMIDMI 3.0
Bus rate400 MT/s4 × 8 GT/s
Multiplier829
L1 cache56 KB384 KB
L2 cache512K (per core)1.5 MB
L3 cache0 KB9 MB (shared)
Chip lithography45 nm14 nm
Die size65 mm2149 mm2
Maximum core temperature90 °C100 °C
Maximum case temperature (TCase)no data72 °C
Number of transistors140 millionno data
64 bit support-+
Windows 11 compatibility-+

Compatibility

Information on Atom Z670 and Core i5-9400 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)
SocketT-PBGA518FCLGA1151
Power consumption (TDP)3 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z670 and Core i5-9400. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE2, Intel® SSE3, Intel® SSSE3Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)++
Turbo Boost Technologyno data2.0
Hyper-Threading Technology+-
Idle States++
Thermal Monitoring++

Security technologies

Atom Z670 and Core i5-9400 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Atom Z670 and Core i5-9400 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z670 and Core i5-9400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR2DDR4-2666
Maximum memory size2.93 GB128 GB
Max memory channels12
Maximum memory bandwidth3.2 GB/s42.671 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardPowerVR SGX535Intel 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 Atom Z670 and Core i5-9400 integrated GPUs.

Number of displays supportedno data3
LVDS+no data

Graphics image quality

Maximum display resolutions supported by Atom Z670 and Core i5-9400 integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096 x 2304@24Hz
Max resolution over eDPno data4096 x 2304@60Hz
Max resolution over DisplayPortno data4096 x 2304@60Hz

Graphics API support

APIs supported by Atom Z670 and Core i5-9400 integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Atom Z670 and Core i5-9400.

PCIe versionno data3.0
PCI Express lanesno data16
PCI support-no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.



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.

Atom Z670 158
i5-9400 9378
+5835%

Pros & cons summary


Recency 11 April 2011 7 January 2019
Physical cores 1 6
Threads 2 6
Chip lithography 45 nm 14 nm
Power consumption (TDP) 3 Watt 65 Watt

Atom Z670 has 2066.7% lower power consumption.

i5-9400, on the other hand, has an age advantage of 7 years, 500% more physical cores and 200% more threads, and a 221.4% more advanced lithography process.

We couldn't decide between Atom Z670 and Core i5-9400. We've got no test results to judge.

Be aware that Atom Z670 is a notebook processor while Core i5-9400 is a desktop one.


Should you still have questions on choice between Atom Z670 and Core i5-9400, ask them in Comments section, and we shall answer.

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Intel Atom Z670
Atom Z670
Intel Core i5-9400
Core i5-9400

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


1 1 vote

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4 1004 votes

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Questions & comments

Here you can ask a question about Atom Z670 or Core i5-9400, agree or disagree with our judgements, or report an error or mismatch.