Intel Celeron 5305U vs Intel Atom C5315

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CPU comparison with benchmarks


Intel Celeron 5305U CPU1 vs CPU2 Intel Atom C5315
Intel Celeron 5305U Intel Atom C5315

CPU comparison

In this CPU comparison, we compare the Intel Celeron 5305U and the Intel Atom C5315 and use benchmarks to check which processor is faster.

We compare the Intel Celeron 5305U 2 core processor released in Q2/2020 with the Intel Atom C5315 which has 4 CPU cores and was introduced in Q2/2022.
Intel Celeron (165) Family Intel Atom (108)
Intel Celeron 5000 (2) CPU group Intel Atom CE5300 (2)
10 Generation 3
Comet Lake U Architecture Berryville
Mobile Segment Mobile
Intel Celeron 4305U Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Celeron 5305U is a 2 core processor with a clock frequency of 2.30 GHz. The processor can compute 2 threads at the same time. The Intel Atom C5315 clocks with 2.40 GHz, has 4 CPU cores and can calculate 4 threads in parallel.

Intel Celeron 5305U Characteristic Intel Atom C5315
2 Cores 4
2 Threads 4
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
2.30 GHz Frequency 2.40 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 Celeron 5305U Characteristic Intel Atom C5315
-- 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 UHD Graphics (Comet Lake) GPU no iGPU
0.30 GHz GPU frequency --
0.90 GHz GPU (Turbo) --
9.5 GPU Generation --
14 nm Technology
3 Max. displays
24 Compute units --
192 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 (Comet Lake) 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 / Encode Codec VP9 No
Decode / Encode Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

Up to 64 GB of memory in a maximum of 2 memory channels is supported by the Intel Celeron 5305U, while the Intel Atom C5315 supports a maximum of 256 GB of memory with a maximum memory bandwidth of 38.4 GB/s enabled.

Intel Celeron 5305U Characteristic Intel Atom C5315
LPDDR3-2133, DDR4-2400 Memory DDR4-2400
64 GB Max. Memory 256 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
38.4 GB/s Max. Bandwidth 38.4 GB/s
No ECC Yes
-- L2 Cache 9.00 MB
2.00 MB L3 Cache --
2.0 PCIe version 3.0
12 PCIe lanes 12
6.0 GB/s PCIe Bandwidth 11.8 GB/s

Thermal Management

The Intel Celeron 5305U has a TDP of 15 W. The TDP of the Intel Atom C5315 is 38 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Celeron 5305U Characteristic Intel Atom C5315
15 W TDP (PL1 / PBP) 38 W
-- TDP (PL2) --
-- TDP up --
12.5 W TDP down --
100 °C Tjunction max. 100 °C

Technical details

The Intel Celeron 5305U has 2.00 MB cache and is manufactured in 14 nm. The cache of Intel Atom C5315 is at 9.00 MB. The processor is manufactured in 32 nm.

Intel Celeron 5305U Characteristic Intel Atom C5315
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 Unknown
BGA 1528 Socket BGA 2106
VT-x, VT-x EPT, VT-d Virtualization Unknown
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems
Q2/2020 Release date Q2/2022
128 $ Release price --
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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 5305U Intel Celeron 5305U
2C 2T @ 2.30 GHz
0 (0%)
Intel Atom C5315 Intel Atom C5315
4C 4T @ 2.40 GHz
607 (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 5305U Intel Celeron 5305U
2C 2T @ 2.30 GHz
0 (0%)
Intel Atom C5315 Intel Atom C5315
4C 4T @ 2.40 GHz
2107 (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 5305U Intel Celeron 5305U
2C 2T @ 2.30 GHz
0 (0%)
Intel Atom C5315 Intel Atom C5315
4C 4T @ 2.40 GHz
460 (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 5305U Intel Celeron 5305U
2C 2T @ 2.30 GHz
0 (0%)
Intel Atom C5315 Intel Atom C5315
4C 4T @ 2.40 GHz
1482 (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 5305U Intel Celeron 5305U
Intel UHD Graphics (Comet Lake) @ 0.90 GHz
361 (100%)
Intel Atom C5315 Intel Atom C5315
@ 0.00 GHz
0 (0%)

Devices using this processor

Intel Celeron 5305U Intel Atom C5315
Unknown Unknown

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