Intel Core i5-2400S vs Intel Pentium 2129Y

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CPU comparison with benchmarks


Intel Core i5-2400S CPU1 vs CPU2 Intel Pentium 2129Y
Intel Core i5-2400S Intel Pentium 2129Y

CPU comparison

In this CPU comparison, we compare the Intel Core i5-2400S and the Intel Pentium 2129Y and use benchmarks to check which processor is faster.

We compare the Intel Core i5-2400S 4 core processor released in Q1/2011 with the Intel Pentium 2129Y which has 2 CPU cores and was introduced in Q1/2013.
Intel Core i5 (334) Family Intel Pentium (150)
Intel Core i 2000 (28) CPU group Intel Pentium 2000 (5)
2 Generation 4
Sandy Bridge S Architecture Ivy Bridge U
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i5-2400S is a 4 core processor with a clock frequency of 2.50 GHz (3.30 GHz). The processor can compute 4 threads at the same time. The Intel Pentium 2129Y clocks with 1.10 GHz, has 2 CPU cores and can calculate 2 threads in parallel.

Intel Core i5-2400S Characteristic Intel Pentium 2129Y
4 Cores 2
4 Threads 2
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
2.50 GHz Frequency 1.10 GHz
3.30 GHz Turbo Frequency (1 Core) --
-- 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 Core i5-2400S Characteristic Intel Pentium 2129Y
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

Intel HD Graphics 2000 GPU Intel HD Graphics (Ivy Bridge GT1)
0.85 GHz GPU frequency 0.35 GHz
1.10 GHz GPU (Turbo) 0.85 GHz
6 GPU Generation 7
32 nm Technology 22 nm
2 Max. displays 3
6 Compute units 6
48 Shader 48
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 2 GB
10.1 DirectX Version 11.0

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 2000 GPU Intel HD Graphics (Ivy Bridge GT1)
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
No Codec JPEG Decode

Memory & PCIe

Up to 32 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i5-2400S, while the Intel Pentium 2129Y supports a maximum of 32 GB of memory with a maximum memory bandwidth of 25.6 GB/s enabled.

Intel Core i5-2400S Characteristic Intel Pentium 2129Y
DDR3-1333 Memory DDR3L-1333, DDR3L-1600, DDR3-1333, DDR3-1600
32 GB Max. Memory 32 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 25.6 GB/s
No ECC No
-- L2 Cache --
6.00 MB L3 Cache 2.00 MB
2.0 PCIe version 2.0
16 PCIe lanes 16
8.0 GB/s PCIe Bandwidth 8.0 GB/s

Thermal Management

The Intel Core i5-2400S has a TDP of 65 W. The TDP of the Intel Pentium 2129Y is 10 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i5-2400S Characteristic Intel Pentium 2129Y
65 W TDP (PL1 / PBP) 10 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 90 °C

Technical details

The Intel Core i5-2400S has 6.00 MB cache and is manufactured in 32 nm. The cache of Intel Pentium 2129Y is at 2.00 MB. The processor is manufactured in 22 nm.

Intel Core i5-2400S Characteristic Intel Pentium 2129Y
32 nm Technology 22 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX ISA extensions SSE4.1, SSE4.2
LGA 1155 Socket BGA 1023
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q1/2011 Release date Q1/2013
-- Release price --
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Rate these processors

Here you can rate the Intel Core i5-2400S to help other visitors make their purchasing decisions. The average rating is 5.0 stars (1 ratings). Rate now:
Here you can rate the Intel Pentium 2129Y to help other visitors make their purchasing decisions. The average rating is 1.0 stars (1 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Core i5-2400S (100%)
Intel Pentium 2129Y (32%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Core i5-2400S (100%)
Intel Pentium 2129Y (20%)

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 Core i5-2400S Intel Core i5-2400S
4C 4T @ 3.30 GHz
676 (100%)
Intel Pentium 2129Y Intel Pentium 2129Y
2C 2T @ 1.10 GHz
218 (32%)

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 Core i5-2400S Intel Core i5-2400S
4C 4T @ 2.50 GHz
1966 (100%)
Intel Pentium 2129Y Intel Pentium 2129Y
2C 2T @ 1.10 GHz
413 (21%)

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 Core i5-2400S Intel Core i5-2400S
Intel HD Graphics 2000 @ 1.10 GHz
106 (100%)
Intel Pentium 2129Y Intel Pentium 2129Y
Intel HD Graphics (Ivy Bridge GT1) @ 0.85 GHz
82 (77%)

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 Core i5-2400S Intel Core i5-2400S
4C 4T @ 2.50 GHz
3155 (100%)
Intel Pentium 2129Y Intel Pentium 2129Y
2C 2T @ 1.10 GHz
587 (19%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 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 Core i5-2400S Intel Core i5-2400S
4C 4T @ 3.30 GHz
601 (100%)
Intel Pentium 2129Y Intel Pentium 2129Y
2C 2T @ 1.10 GHz
0 (0%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 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 Core i5-2400S Intel Core i5-2400S
4C 4T @ 2.50 GHz
1965 (100%)
Intel Pentium 2129Y Intel Pentium 2129Y
2C 2T @ 1.10 GHz
0 (0%)

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 Core i5-2400S Intel Core i5-2400S
4C 4T @ 3.30 GHz
578 (100%)
Intel Pentium 2129Y Intel Pentium 2129Y
2C 2T @ 1.10 GHz
0 (0%)

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 Core i5-2400S Intel Core i5-2400S
4C 4T @ 2.50 GHz
1618 (100%)
Intel Pentium 2129Y Intel Pentium 2129Y
2C 2T @ 1.10 GHz
0 (0%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Core i5-2400S Intel Core i5-2400S
4C 4T @ 2.50 GHz
1000 (100%)
Intel Pentium 2129Y Intel Pentium 2129Y
2C 2T @ 1.10 GHz
0 (0%)

Devices using this processor

Intel Core i5-2400S Intel Pentium 2129Y
Unknown Unknown

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