Intel Pentium Gold G7400T vs Intel Atom C3858

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CPU comparison with benchmarks


Intel Pentium Gold G7400T CPU1 vs CPU2 Intel Atom C3858
Intel Pentium Gold G7400T Intel Atom C3858

CPU comparison

Intel Pentium Gold G7400T or Intel Atom C3858 - 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 Pentium Gold G7400T has 2 cores with 4 threads and clocks with a maximum frequency of 3.10 GHz. Up to 128 GB of memory is supported in 2 memory channels. The Intel Pentium Gold G7400T was released in Q1/2022.

The Intel Atom C3858 has 12 cores with 12 threads and clocks with a maximum frequency of 2.00 GHz. The CPU supports up to 256 GB of memory in 2 memory channels. The Intel Atom C3858 was released in Q3/2017.
Intel Pentium (150) Family Intel Atom (108)
Intel Pentium G7000 (4) CPU group Intel Atom C3000 (20)
11 Generation 5
Alder Lake S Architecture Denverton
Desktop / Server Segment Desktop / Server
Intel Pentium Gold G6400T Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Pentium Gold G7400T has 2 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Pentium Gold G7400T is 3.10 GHz while the Intel Atom C3858 has 12 CPU cores and 12 threads can calculate simultaneously. The clock frequency of the Intel Atom C3858 is at 2.00 GHz.

Intel Pentium Gold G7400T Characteristic Intel Atom C3858
2 Cores 12
4 Threads 12
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
3.10 GHz Frequency 2.00 GHz
-- Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

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 Pentium Gold G7400T Characteristic Intel Atom C3858
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Pentium Gold G7400T or Intel Atom C3858 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 710 GPU no iGPU
0.30 GHz GPU frequency --
1.35 GHz GPU (Turbo) --
13 GPU Generation --
14 nm Technology
3 Max. displays
16 Compute units --
128 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 710 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
Decode Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The Intel Pentium Gold G7400T can use up to 128 GB of memory in 2 memory channels. The maximum memory bandwidth is 76.8 GB/s. The Intel Atom C3858 supports up to 256 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 38.4 GB/s.

Intel Pentium Gold G7400T Characteristic Intel Atom C3858
DDR5-4800, DDR4-3200 Memory DDR4-2400
128 GB Max. Memory 256 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
76.8 GB/s Max. Bandwidth 38.4 GB/s
No ECC Yes
2.50 MB L2 Cache 12.00 MB
6.00 MB L3 Cache --
5.0 PCIe version 3.0
20 PCIe lanes 16
78.8 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Pentium Gold G7400T is 35 W, while the Intel Atom C3858 has a TDP of 25 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Pentium Gold G7400T Characteristic Intel Atom C3858
35 W TDP (PL1 / PBP) 25 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. 100 °C

Technical details

The Intel Pentium Gold G7400T is manufactured in 10 nm and has 8.50 MB cache. The Intel Atom C3858 is manufactured in 14 nm and has a 12.00 MB cache.

Intel Pentium Gold G7400T Characteristic Intel Atom C3858
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
LGA 1700 Socket BGA 1310
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q1/2022 Release date Q3/2017
77 $ Release price 332 $
show more data show more data


Rate these processors

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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 Pentium Gold G7400T Intel Pentium Gold G7400T
2C 4T @ 3.10 GHz
982 (100%)
Intel Atom C3858 Intel Atom C3858
12C 12T @ 2.00 GHz
0 (0%)

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 Pentium Gold G7400T Intel Pentium Gold G7400T
2C 4T @ 3.10 GHz
2369 (100%)
Intel Atom C3858 Intel Atom C3858
12C 12T @ 2.00 GHz
0 (0%)

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 Pentium Gold G7400T Intel Pentium Gold G7400T
Intel UHD Graphics 710 @ 1.35 GHz
345 (100%)
Intel Atom C3858 Intel Atom C3858
@ 0.00 GHz
0 (0%)

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 Pentium Gold G7400T Intel Pentium Gold G7400T
2C 4T @ 3.10 GHz
5835 (100%)
Intel Atom C3858 Intel Atom C3858
12C 12T @ 2.00 GHz
0 (0%)

Devices using this processor

Intel Pentium Gold G7400T Intel Atom C3858
Unknown Unknown

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