Celeron 3955U vs i5-6440EQ

Aggregate performance score

Core i5-6440EQ
2015
4 cores / 4 threads, 45 Watt
3.35
+260%
Celeron 3955U
2015
2 cores / 2 threads, 15 Watt
0.93

Core i5-6440EQ outperforms Celeron 3955U by a whopping 260% based on our aggregate benchmark results.

Primary details

Comparing Core i5-6440EQ and Celeron 3955U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking15672509
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.53no data
Market segmentLaptopLaptop
SeriesIntel Core i5Intel Celeron
Power efficiency7.055.87
Architecture codenameSkylake (2015−2016)Skylake (2015−2016)
Release date12 October 2015 (9 years ago)15 August 2015 (9 years ago)
Launch price (MSRP)$250$107

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i5-6440EQ and Celeron 3955U 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)2 (Dual-core)
Threads42
Base clock speedno data2 GHz
Boost clock speed2.7 GHz2 GHz
Bus typeDMI 3.0OPI
Bus rate4 × 8 GT/s4 GT/s
Multiplier2720
L1 cache256 KB128 KB
L2 cache1 MB512 KB
L3 cache6 MB2 MB
Chip lithography14 nm14 nm
Die size122 mm298.57 mm2
Maximum core temperatureno data100 °C
Number of transistorsno data1750 Million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core i5-6440EQ and Celeron 3955U 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)
Socketno dataFCBGA1356
Power consumption (TDP)45 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-6440EQ and Celeron 3955U. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2
AES-NI++
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)++
My WiFino data+
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data-
TSX+-
Idle Statesno data+
Thermal Monitoring-+
Flex Memory Accessno data+
Smart Responseno data+

Security technologies

Core i5-6440EQ and Celeron 3955U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-6440EQ and Celeron 3955U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-6440EQ and Celeron 3955U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesLPDDR3-1866DDR4-1866/2133, LPDDR3-1600/1866, DDR3L-1333/1600
Maximum memory size64 GB32 GB
Max memory channels22
Maximum memory bandwidth34.134 GB/s34.134 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 530Intel HD Graphics 510
Max video memoryno data32 GB
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data900 MHz

Graphics interfaces

Available interfaces and connections of Core i5-6440EQ and Celeron 3955U integrated GPUs.

Number of displays supportedno data3
eDPno data+
DisplayPort-+
HDMI-+
DVIno data+

Graphics image quality

Maximum display resolutions supported by Core i5-6440EQ and Celeron 3955U 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
Max resolution over VGAno dataN/A

Graphics API support

APIs supported by Core i5-6440EQ and Celeron 3955U integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.4

Peripherals

Specifications and connection of peripherals supported by Core i5-6440EQ and Celeron 3955U.

PCIe version3.03.0
PCI Express lanes1612

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.

i5-6440EQ 3.35
+260%
Celeron 3955U 0.93

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.

i5-6440EQ 5324
+260%
Celeron 3955U 1478

Gaming performance

Pros & cons summary


Performance score 3.35 0.93
Integrated graphics card 2.59 1.61
Recency 12 October 2015 15 August 2015
Physical cores 4 2
Threads 4 2
Power consumption (TDP) 45 Watt 15 Watt

i5-6440EQ has a 260.2% higher aggregate performance score, 60.9% faster integrated GPU, an age advantage of 1 month, and 100% more physical cores and 100% more threads.

Celeron 3955U, on the other hand, has 200% lower power consumption.

The Core i5-6440EQ is our recommended choice as it beats the Celeron 3955U in performance tests.


Should you still have questions on choice between Core i5-6440EQ and Celeron 3955U, ask them in Comments section, and we shall answer.

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Intel Core i5-6440EQ
Core i5-6440EQ
Intel Celeron 3955U
Celeron 3955U

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