Intel Core i3-1115GRE vs Intel Atom C2550

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CPU comparison with benchmarks


Intel Core i3-1115GRE CPU1 vs CPU2 Intel Atom C2550
Intel Core i3-1115GRE Intel Atom C2550

CPU comparison

Intel Core i3-1115GRE or Intel Atom C2550 - 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 i3-1115GRE has 2 cores with 4 threads and clocks with a maximum frequency of 3.90 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Core i3-1115GRE was released in Q3/2020.

The Intel Atom C2550 has 4 cores with 4 threads and clocks with a maximum frequency of 2.60 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Atom C2550 was released in Q3/2013.
Intel Core i3 (205) Family Intel Atom (108)
Intel Core i 11000H (17) CPU group Intel Atom C2000 (7)
11 Generation 3
Tiger Lake H Architecture Avoton
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i3-1115GRE has 2 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Core i3-1115GRE is 2.20 GHz (3.90 GHz) while the Intel Atom C2550 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Atom C2550 is at 2.40 GHz (2.60 GHz).

Intel Core i3-1115GRE Characteristic Intel Atom C2550
2 Cores 4
4 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.20 GHz Frequency 2.40 GHz
3.90 GHz Turbo Frequency (1 Core) 2.60 GHz
3.90 GHz Turbo Frequency (All Cores) 2.60 GHz

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Intel Core i3-1115GRE Characteristic Intel Atom C2550
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Core i3-1115GRE or Intel Atom C2550 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.

Intel UHD Graphics (Tiger Lake G4) GPU no iGPU
0.30 GHz GPU frequency --
1.25 GHz GPU (Turbo) --
11 GPU Generation --
10 nm Technology
4 Max. displays
48 Compute units --
384 Shader --
No Hardware Raytracing No
No Frame Generation No
32 GB Max. GPU Memory --
12 DirectX Version --

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 UHD Graphics (Tiger Lake G4) GPU no iGPU
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode Codec VP9 No
Decode Codec VP8 No
Decode Codec AV1 No
Decode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The Intel Core i3-1115GRE can use up to 64 GB of memory in 2 memory channels. The maximum memory bandwidth is 59.6 GB/s. The Intel Atom C2550 supports up to 64 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 25.6 GB/s.

Intel Core i3-1115GRE Characteristic Intel Atom C2550
LPDDR4X-3733, DDR4-3200 Memory DDR3L-1600, DDR3-1600
64 GB Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
59.6 GB/s Max. Bandwidth 25.6 GB/s
Yes ECC Yes
-- L2 Cache --
6.00 MB L3 Cache 2.00 MB
4.0 PCIe version 2.0
4 PCIe lanes 16
7.9 GB/s PCIe Bandwidth 8.0 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Core i3-1115GRE is 15 W, while the Intel Atom C2550 has a TDP of 14 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core i3-1115GRE Characteristic Intel Atom C2550
15 W TDP (PL1 / PBP) 14 W
-- TDP (PL2) --
28 W TDP up --
12 W TDP down --
100 °C Tjunction max. --

Technical details

The Intel Core i3-1115GRE is manufactured in 10 nm and has 6.00 MB cache. The Intel Atom C2550 is manufactured in 22 nm and has a 2.00 MB cache.

Intel Core i3-1115GRE Characteristic Intel Atom C2550
10 nm Technology 22 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4.1, SSE4.2
BGA 1449 Socket BGA 1283
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q3/2020 Release date Q3/2013
372 $ Release price 74 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Core i3-1115GRE (100%)
Intel Atom C2550 (22%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Core i3-1115GRE (100%)
Intel Atom C2550 (48%)

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 i3-1115GRE Intel Core i3-1115GRE
2C 4T @ 3.90 GHz
1175 (100%)
Intel Atom C2550 Intel Atom C2550
4C 4T @ 2.60 GHz
259 (22%)

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 i3-1115GRE Intel Core i3-1115GRE
2C 4T @ 3.90 GHz
2233 (100%)
Intel Atom C2550 Intel Atom C2550
4C 4T @ 2.60 GHz
971 (43%)

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 i3-1115GRE Intel Core i3-1115GRE
2C 4T @ 3.90 GHz
4421 (100%)
Intel Atom C2550 Intel Atom C2550
4C 4T @ 2.60 GHz
2330 (53%)

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 i3-1115GRE Intel Core i3-1115GRE
Intel UHD Graphics (Tiger Lake G4) @ 1.25 GHz
960 (100%)
Intel Atom C2550 Intel Atom C2550
@ 0.00 GHz
0 (0%)

Devices using this processor

Intel Core i3-1115GRE Intel Atom C2550
Unknown Unknown

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