Intel Processor U300E vs Intel Atom C3758R

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CPU comparison with benchmarks


Intel Processor U300E CPU1 vs CPU2 Intel Atom C3758R
Intel Processor U300E Intel Atom C3758R

CPU comparison

Intel Processor U300E or Intel Atom C3758R - 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 Processor U300E has 5 cores with 6 threads and clocks with a maximum frequency of 4.30 GHz. Up to 96 GB of memory is supported in 2 memory channels. The Intel Processor U300E was released in Q1/2023.

The Intel Atom C3758R has 8 cores with 8 threads and clocks with a maximum frequency of 2.40 GHz. The CPU supports up to 256 GB of memory in 2 memory channels. The Intel Atom C3758R was released in Q2/2020.
Intel Processor U (4) Family Intel Atom (108)
Intel Core i 1300P/1300U (29) CPU group Intel Atom C3000 (20)
13 Generation 5
Raptor Lake U Architecture Denverton
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Processor U300E is a 5 core processor with a clock frequency of 1.10 GHz (4.30 GHz). The Intel Atom C3758R has 8 CPU cores with a clock frequency of 2.40 GHz.

Intel Processor U300E Characteristic Intel Atom C3758R
5 Cores 8
6 Threads 8
hybrid (big.LITTLE) Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
1.10 GHz (4.30 GHz)
1x Raptor Cove
A-Core 2.40 GHz
0.80 GHz (3.20 GHz)
4x Gracemont
B-Core --

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 Processor U300E Characteristic Intel Atom C3758R
-- 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 UHD Graphics 13th Gen (48 EU) GPU no iGPU
0.20 GHz GPU frequency --
1.10 GHz GPU (Turbo) --
13 GPU Generation --
10 nm Technology
3 Max. displays
48 Compute units --
384 Shader --
No Hardware Raytracing No
No Frame Generation No
32 GB Max. GPU Memory --
12.1 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 13th Gen (48 EU) 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 Codec VP8 No
Decode Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The Intel Processor U300E supports a maximum of 96 GB of memory in 2 memory channels. The Intel Atom C3758R can connect up to 256 GB of memory in 2 memory channels.

Intel Processor U300E Characteristic Intel Atom C3758R
LPDDR5-6400, LPDDR4X-4266, DDR5-5200, DDR4-3200 Memory DDR4-2400
96 GB Max. Memory 256 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
102.4 GB/s Max. Bandwidth 38.4 GB/s
No ECC Yes
-- L2 Cache 16.00 MB
10.00 MB L3 Cache --
4.0 PCIe version 3.0
20 PCIe lanes 20
39.4 GB/s PCIe Bandwidth 19.7 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Processor U300E has a TDP of 15 W, that of the Intel Atom C3758R is 26 W.

Intel Processor U300E Characteristic Intel Atom C3758R
15 W TDP (PL1 / PBP) 26 W
55 W TDP (PL2) --
28 W TDP up --
12 W TDP down --
100 °C Tjunction max. 100 °C

Technical details

The Intel Processor U300E has a 10.00 MB cache, while the Intel Atom C3758R cache has a total of 16.00 MB.

Intel Processor U300E Characteristic Intel Atom C3758R
10 nm Technology 14 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2
BGA 1744 Socket BGA 1310
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q1/2023 Release date Q2/2020
-- Release price 209 $
show more data show more data


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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 Processor U300E Intel Processor U300E
5C 6T @ 4.30 GHz
0 (0%)
Intel Atom C3758R Intel Atom C3758R
8C 8T @ 2.40 GHz
381 (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 Processor U300E Intel Processor U300E
5C 6T @ 1.10 GHz
0 (0%)
Intel Atom C3758R Intel Atom C3758R
8C 8T @ 2.40 GHz
2856 (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 Processor U300E Intel Processor U300E
Intel UHD Graphics 13th Gen (48 EU) @ 1.10 GHz
844 (100%)
Intel Atom C3758R Intel Atom C3758R
@ 0.00 GHz
0 (0%)

Devices using this processor

Intel Processor U300E Intel Atom C3758R
Unknown Unknown

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