Intel Core i3-3115C vs Intel Atom x6425RE

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CPU comparison with benchmarks


Intel Core i3-3115C CPU1 vs CPU2 Intel Atom x6425RE
Intel Core i3-3115C Intel Atom x6425RE

CPU comparison

Intel Core i3-3115C or Intel Atom x6425RE - 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 Core i3-3115C has 2 cores with 4 threads and clocks with a maximum frequency of 2.50 GHz. Up to 32 GB of memory is supported in 2 memory channels. The Intel Core i3-3115C was released in Q3/2013.

The Intel Atom x6425RE has 4 cores with 4 threads and clocks with a maximum frequency of 1.90 GHz. The CPU supports up to 32 GB of memory in 4 memory channels. The Intel Atom x6425RE was released in Q1/2021.
Intel Core i3 (205) Family Intel Atom (108)
Intel Core i 3000M (29) CPU group Intel Atom x6000 (10)
3 Generation 6
Ivy Bridge H Architecture Elkhart Lake
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i3-3115C has 2 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Core i3-3115C is 2.50 GHz while the Intel Atom x6425RE has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Atom x6425RE is at 1.90 GHz.

Intel Core i3-3115C Characteristic Intel Atom x6425RE
2 Cores 4
4 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.50 GHz Frequency 1.90 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 i3-3115C Characteristic Intel Atom x6425RE
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Core i3-3115C or Intel Atom x6425RE has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

no iGPU GPU Intel UHD Graphics 10th Gen (32 EU)
GPU frequency 0.40 GHz
-- GPU (Turbo) --
-- GPU Generation 11
Technology 14 nm
Max. displays 3
-- Compute units 32
-- Shader 256
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 64 GB
-- DirectX Version 12

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.

no iGPU GPU Intel UHD Graphics 10th Gen (32 EU)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 Decode
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The Intel Core i3-3115C can use up to 32 GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The Intel Atom x6425RE supports up to 32 GB of memory in 4 memory channels and achieves a memory bandwidth of up to 136.4 GB/s.

Intel Core i3-3115C Characteristic Intel Atom x6425RE
DDR3-1333 Memory LPDDR4X-4266, DDR4-3200
32 GB Max. Memory 32 GB
2 (Dual Channel) Memory channels 4 (Quad Channel)
21.3 GB/s Max. Bandwidth 136.4 GB/s
No ECC Yes
-- L2 Cache 1.50 MB
4.00 MB L3 Cache --
3.0 PCIe version 3.0
20 PCIe lanes 8
19.7 GB/s PCIe Bandwidth 7.9 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Core i3-3115C is 25 W, while the Intel Atom x6425RE has a TDP of 12 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core i3-3115C Characteristic Intel Atom x6425RE
25 W TDP (PL1 / PBP) 12 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. 110 °C

Technical details

The Intel Core i3-3115C is manufactured in 22 nm and has 4.00 MB cache. The Intel Atom x6425RE is manufactured in 10 nm and has a 1.50 MB cache.

Intel Core i3-3115C Characteristic Intel Atom x6425RE
22 nm Technology 10 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
BGA 1284 Socket BGA 1493
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems
Q3/2013 Release date Q1/2021
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core i3-3115C to help other visitors make their purchasing decisions. The average rating is 3.0 stars (1 ratings). Rate now:
Here you can rate the Intel Atom x6425RE to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


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 i3-3115C Intel Core i3-3115C
2C 4T @ 2.50 GHz
0 (0%)
Intel Atom x6425RE Intel Atom x6425RE
4C 4T @ 1.90 GHz
437 (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 Core i3-3115C Intel Core i3-3115C
2C 4T @ 2.50 GHz
0 (0%)
Intel Atom x6425RE Intel Atom x6425RE
4C 4T @ 1.90 GHz
1445 (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 Core i3-3115C Intel Core i3-3115C
2C 4T @ 2.50 GHz
0 (0%)
Intel Atom x6425RE Intel Atom x6425RE
4C 4T @ 1.90 GHz
334 (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 Core i3-3115C Intel Core i3-3115C
2C 4T @ 2.50 GHz
0 (0%)
Intel Atom x6425RE Intel Atom x6425RE
4C 4T @ 1.90 GHz
1021 (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 Core i3-3115C Intel Core i3-3115C
@ 0.00 GHz
0 (0%)
Intel Atom x6425RE Intel Atom x6425RE
Intel UHD Graphics 10th Gen (32 EU) @ 0.40 GHz
213 (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 Core i3-3115C Intel Core i3-3115C
2C 4T @ 2.50 GHz
0 (0%)
Intel Atom x6425RE Intel Atom x6425RE
4C 4T @ 1.90 GHz
2935 (100%)

Devices using this processor

Intel Core i3-3115C Intel Atom x6425RE
Unknown Unknown

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