Intel Celeron 3867U vs Intel Core i5-2557M

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CPU comparison with benchmarks


Intel Celeron 3867U CPU1 vs CPU2 Intel Core i5-2557M
Intel Celeron 3867U Intel Core i5-2557M

CPU comparison

Intel Celeron 3867U or Intel Core i5-2557M - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Celeron 3867U has 2 cores with 2 threads and clocks with a maximum frequency of 1.80 GHz. Up to 32 GB of memory is supported in 2 memory channels. The Intel Celeron 3867U was released in Q1/2019.

The Intel Core i5-2557M has 2 cores with 4 threads and clocks with a maximum frequency of 2.70 GHz. The CPU supports up to 8 GB of memory in 2 memory channels. The Intel Core i5-2557M was released in Q2/2011.
Intel Celeron (165) Family Intel Core i5 (331)
Intel Celeron 3000 (10) CPU group Intel Core i 2000M (46)
7 Generation 2
Kaby Lake U Architecture Sandy Bridge H
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Celeron 3867U is a 2 core processor with a clock frequency of 1.80 GHz. The Intel Core i5-2557M has 2 CPU cores with a clock frequency of 1.70 GHz (2.70 GHz).

Intel Celeron 3867U Characteristic Intel Core i5-2557M
2 Cores 2
2 Threads 4
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
1.80 GHz Frequency 1.70 GHz
-- Turbo Frequency (1 Core) 2.70 GHz
-- Turbo Frequency (All Cores) --

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Celeron 3867U Characteristic Intel Core i5-2557M
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

Intel HD Graphics 610 GPU Intel HD Graphics 3000
0.30 GHz GPU frequency 0.35 GHz
0.90 GHz GPU (Turbo) 1.20 GHz
9.5 GPU Generation 6
14 nm Technology 32 nm
3 Max. displays 2
12 Compute units 12
96 Shader 96
No Hardware Raytracing No
No Frame Generation No
32 GB Max. GPU Memory 2 GB
12 DirectX Version 10.1

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

Intel HD Graphics 610 GPU Intel HD Graphics 3000
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG No

Memory & PCIe

The Intel Celeron 3867U supports a maximum of 32 GB of memory in 2 memory channels. The Intel Core i5-2557M can connect up to 8 GB of memory in 2 memory channels.

Intel Celeron 3867U Characteristic Intel Core i5-2557M
LPDDR3-1866, DDR4-2133, DDR3L-1600 Memory DDR3-1333
32 GB Max. Memory 8 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
34.1 GB/s Max. Bandwidth 21.3 GB/s
No ECC No
-- L2 Cache --
2.00 MB L3 Cache 3.00 MB
3.0 PCIe version 2.0
12 PCIe lanes 16
11.8 GB/s PCIe Bandwidth 8.0 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Celeron 3867U has a TDP of 15 W, that of the Intel Core i5-2557M is 17 W.

Intel Celeron 3867U Characteristic Intel Core i5-2557M
15 W TDP (PL1 / PBP) 17 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. 100 °C

Technical details

The Intel Celeron 3867U has a 2.00 MB cache, while the Intel Core i5-2557M cache has a total of 3.00 MB.

Intel Celeron 3867U Characteristic Intel Core i5-2557M
14 nm Technology 32 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX
BGA 1356 Socket BGA 1023
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q1/2019 Release date Q2/2011
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Celeron 3867U (85%)
Intel Core i5-2557M (100%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Celeron 3867U (80%)
Intel Core i5-2557M (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Celeron 3867U Intel Celeron 3867U
2C 2T @ 1.80 GHz
480 (92%)
Intel Core i5-2557M Intel Core i5-2557M
2C 4T @ 2.70 GHz
521 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Celeron 3867U Intel Celeron 3867U
2C 2T @ 1.80 GHz
936 (90%)
Intel Core i5-2557M Intel Core i5-2557M
2C 4T @ 1.70 GHz
1037 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Celeron 3867U Intel Celeron 3867U
2C 2T @ 1.80 GHz
389 (77%)
Intel Core i5-2557M Intel Core i5-2557M
2C 4T @ 2.70 GHz
507 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Celeron 3867U Intel Celeron 3867U
2C 2T @ 1.80 GHz
674 (76%)
Intel Core i5-2557M Intel Core i5-2557M
2C 4T @ 1.70 GHz
882 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Celeron 3867U Intel Celeron 3867U
Intel HD Graphics 610 @ 0.90 GHz
173 (75%)
Intel Core i5-2557M Intel Core i5-2557M
Intel HD Graphics 3000 @ 1.20 GHz
230 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Celeron 3867U Intel Celeron 3867U
2C 2T @ 1.80 GHz
1290 (74%)
Intel Core i5-2557M Intel Core i5-2557M
2C 4T @ 1.70 GHz
1755 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Celeron 3867U Intel Celeron 3867U
2C 2T @ 1.80 GHz
71 (100%)
Intel Core i5-2557M Intel Core i5-2557M
2C 4T @ 2.70 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Celeron 3867U Intel Celeron 3867U
2C 2T @ 1.80 GHz
139 (100%)
Intel Core i5-2557M Intel Core i5-2557M
2C 4T @ 1.70 GHz
0 (0%)

Devices using this processor

Intel Celeron 3867U Intel Core i5-2557M
Unknown Unknown

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