Celeron 2957U vs Pentium 3556U

Place in the ranking	2725	2832
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Pentium	Intel Celeron
Power efficiency	4.19	3.40
Architecture codename	Haswell (2013−2015)	Haswell (2013−2015)
Release date	1 September 2013 (11 years ago)	1 January 2014 (10 years ago)
Launch price (MSRP)	no data	$107

Detailed specifications

Pentium 3556U and Celeron 2957U 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 cores	2 (Dual-core)	2 (Dual-core)
Threads	2	2
Base clock speed	1.7 GHz	1.4 GHz
Boost clock speed	1.7 GHz	1.4 GHz
Bus rate	5 GT/s	5 GT/s
L1 cache	64K (per core)	128 KB
L2 cache	256K (per core)	512 KB
L3 cache	2 MB (shared)	2 MB
Chip lithography	22 nm	22 nm
Die size	118 mm²	no data
Maximum core temperature	100 °C	100 °C
Maximum case temperature (TCase)	105 °C	no data
Number of transistors	1,400 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Pentium 3556U and Celeron 2957U 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 configuration	1	1
Socket	FCBGA1168	FCBGA1168
Power consumption (TDP)	15 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium 3556U and Celeron 2957U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE4.1, Intel® SSE4.2
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	+
Thermal Monitoring	+	+
Smart Response	-	-
GPIO	+	+
Smart Connect	+	+
FDI	-	-
AMT	9.5	9.5
Matrix Storage	-	-
HD Audio	+	+
RST	+	+

Security technologies

Pentium 3556U and Celeron 2957U technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+
Secure Key	+	+
OS Guard	-	-
Anti-Theft	-	-

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium 3556U and Celeron 2957U are enumerated here.

AMD-V	+	+
VT-d	-	-
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium 3556U and Celeron 2957U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	16 GB	16 GB
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for 4th Generation Intel® Processors	Intel® HD Graphics for 4th Generation Intel® Processors
Quick Sync Video	-	+
Clear Video	+	+
Graphics max frequency	1 GHz	1 GHz

Graphics interfaces

Available interfaces and connections of Pentium 3556U and Celeron 2957U integrated GPUs.

Number of displays supported	3	3
eDP	+	+
DisplayPort	+	+
HDMI	+	+

Peripherals

Specifications and connection of peripherals supported by Pentium 3556U and Celeron 2957U.

PCIe version	2.0	2.0
PCI Express lanes	10	10
PCI support	-	-
USB revision	3.0	3.0
Total number of SATA ports	2	2
Max number of SATA 6 Gb/s Ports	2	2
Integrated IDE	-	-
Number of USB ports	4	4
Integrated LAN	-	-
UART	+	+

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.

Pentium 3556U 0.69
+23.2%

Celeron 2957U 0.56

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.

Pentium 3556U 1061
+24.2%

Celeron 2957U 854

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.

Pentium 3556U 2515
+21.1%

Celeron 2957U 2077

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.

Pentium 3556U 4854
+20.1%

Celeron 2957U 4043

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.

Pentium 3556U 46.23
+15.7%

Celeron 2957U 53.5

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.

Pentium 3556U 1
+19.2%

Celeron 2957U 1

Cinebench 15 64-bit multi-core

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

Pentium 3556U 126
+19.5%

Celeron 2957U 105

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.

Pentium 3556U 66
+19.1%

Celeron 2957U 55

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.

Pentium 3556U 0.75
+21%

Celeron 2957U 0.62

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.

Pentium 3556U 0.2
+15.4%

Celeron 2957U 0.1

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.

Pentium 3556U 9
+20.2%

Celeron 2957U 8

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.

Pentium 3556U 49
+19.2%

Celeron 2957U 41

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.

Pentium 3556U 1190
+12.5%

Celeron 2957U 1058