Celeron N2815 vs 2957U

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Primary details

Comparing Celeron 2957U and Celeron N2815 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking2722not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel CeleronIntel Celeron
Architecture codenameHaswell (2013−2015)Bay Trail-M (2013−2014)
Release date1 January 2014 (10 years ago)1 December 2013 (10 years ago)
Launch price (MSRP)$107$107
Current price$219 (2x MSRP)$270 (2.5x MSRP)

Detailed specifications

Celeron 2957U and Celeron N2815 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 cores2 (Dual-core)2 (Dual-core)
Threads22
Base clock speed1.4 GHz1.86 GHz
Boost clock speed1.4 GHz2.13 GHz
L1 cache128 KB112 KB
L2 cache512 KB1 MB
L3 cache2 MB1 MB
Chip lithography22 nm22 nm
Maximum core temperature100 °C105 °C
64 bit support++
Windows 11 compatibility--
Unlocked multiplierNoNo

Compatibility

Information on Celeron 2957U and Celeron N2815 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 configuration1no data
SocketFCBGA1168FCBGA1170
Power consumption (TDP)15 Watt7.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 2957U and Celeron N2815. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2no data
AES-NI--
Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology--
TSX-no data
Idle States++
Thermal Monitoring+no data
SIPP-no data
Smart Response-no data
GPIO+no data
Smart Connect++
FDI-no data
AMT9.5no data
Matrix Storage-no data
StatusDiscontinuedDiscontinued
HD Audio+no data
RST+-

Security technologies

Celeron 2957U and Celeron N2815 technologies aimed at improving security, for example, by protecting against hacks.

TXT-no data
EDB++
Secure Key+no data
Identity Protection--
OS Guard-no data
Anti-Theft--

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron 2957U and Celeron N2815 are enumerated here.

AMD-V+no data
VT-d--
VT-x++
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron 2957U and Celeron N2815. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3L-1066
Maximum memory size16 GB8 GB
Max memory channels22
Maximum memory bandwidth25.6 GB/sno data
ECC memory support-no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel® HD Graphics for 4th Generation Intel® ProcessorsIntel® HD Graphics for Intel Atom® Processor Z3700 Series
Quick Sync Video+-
Clear Video+no data
Graphics max frequency1 GHz756 MHz

Graphics interfaces

Available interfaces and connections of Celeron 2957U and Celeron N2815 integrated GPUs.

Number of displays supported32
eDP+no data
DisplayPort+no data
HDMI+no data

Peripherals

Specifications and connection of peripherals supported by Celeron 2957U and Celeron N2815.

PCIe version2.02.0
PCI Express lanes104
PCI support-no data
USB revision3.03.0 and 2.0
Total number of SATA ports22
Max number of SATA 6 Gb/s Ports2no data
Integrated IDE-no data
Number of USB ports45
Integrated LAN-no data
UART+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.

Benchmark coverage: 68%

Celeron 2957U 863
+74.3%
Celeron N2815 495

2957U outperforms N2815 by 74% in Passmark.

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Benchmark coverage: 20%

Celeron 2957U 2077
+94.5%
Celeron N2815 1068

2957U outperforms N2815 by 94% in Cinebench 10 32-bit single-core.

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Benchmark coverage: 19%

Celeron 2957U 4043
+98.4%
Celeron N2815 2038

2957U outperforms N2815 by 98% in Cinebench 10 32-bit multi-core.

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Benchmark coverage: 18%

Celeron 2957U 53.5
+8%
Celeron N2815 57.8

N2815 outperforms 2957U by 8% in wPrime 32.

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

Benchmark coverage: 17%

Celeron 2957U 1
+73.9%
Celeron N2815 1

2957U outperforms N2815 by 74% in Cinebench 11.5 64-bit multi-core.

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

Benchmark coverage: 15%

Celeron 2957U 105
+89.2%
Celeron N2815 56

2957U outperforms N2815 by 89% in Cinebench 15 64-bit multi-core.

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

Benchmark coverage: 15%

Celeron 2957U 55
+69.2%
Celeron N2815 33

2957U outperforms N2815 by 69% in Cinebench 15 64-bit single-core.

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

Benchmark coverage: 14%

Celeron 2957U 0.62
+72.2%
Celeron N2815 0.36

2957U outperforms N2815 by 72% in Cinebench 11.5 64-bit single-core.

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

Benchmark coverage: 13%

Celeron 2957U 0.1
+30%
Celeron N2815 0.1

2957U outperforms N2815 by 30% in TrueCrypt AES.

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

Benchmark coverage: 13%

Celeron 2957U 1058
+78.1%
Celeron N2815 594

2957U outperforms N2815 by 78% in WinRAR 4.0.

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

Benchmark coverage: 13%

Celeron 2957U 8
+67.1%
Celeron N2815 5

2957U outperforms N2815 by 67% in x264 encoding pass 2.

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

Benchmark coverage: 13%

Celeron 2957U 41
+71.2%
Celeron N2815 24

2957U outperforms N2815 by 71% in x264 encoding pass 1.

Geekbench 3 32-bit multi-core

Benchmark coverage: 5%

Celeron 2957U 2208
+64.4%
Celeron N2815 1343

2957U outperforms N2815 by 64% in Geekbench 3 32-bit multi-core.

Geekbench 3 32-bit single-core

Benchmark coverage: 5%

Celeron 2957U 1283
+64.3%
Celeron N2815 781

2957U outperforms N2815 by 64% in Geekbench 3 32-bit single-core.

Geekbench 2

Benchmark coverage: 5%

Celeron 2957U 2819
+47.1%
Celeron N2815 1917

2957U outperforms N2815 by 47% in Geekbench 2.

Pros & cons summary


Recency 1 January 2014 1 December 2013
Power consumption (TDP) 15 Watt 7 Watt

We couldn't decide between Celeron 2957U and Celeron N2815. We've got no test results to judge.


Should you still have questions on choice between Celeron 2957U and Celeron N2815, ask them in Comments section, and we shall answer.

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Intel Celeron 2957U
Celeron 2957U
Intel Celeron N2815
Celeron N2815

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