Intel Xeon Gold 5218T vs Intel Atom C3338

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CPU comparison with benchmarks


Intel Xeon Gold 5218T CPU1 vs CPU2 Intel Atom C3338
Intel Xeon Gold 5218T Intel Atom C3338

CPU comparison

Intel Xeon Gold 5218T or Intel Atom C3338 - 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 Xeon Gold 5218T has 16 cores with 32 threads and clocks with a maximum frequency of 3.80 GHz. Up to 1024 GB of memory is supported in 6 memory channels. The Intel Xeon Gold 5218T was released in Q2/2019.

The Intel Atom C3338 has 2 cores with 2 threads and clocks with a maximum frequency of 2.20 GHz. The CPU supports up to 128 GB of memory in 1 memory channels. The Intel Atom C3338 was released in Q3/2017.
Intel Xeon Gold (163) Family Intel Atom (108)
Intel Xeon Gold 5200/6200 (55) CPU group Intel Atom C3000 (20)
2 Generation 5
Cascade Lake Architecture Denverton
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon Gold 5218T has 16 CPU cores and can calculate 32 threads in parallel. The clock frequency of the Intel Xeon Gold 5218T is 2.10 GHz (3.80 GHz) while the Intel Atom C3338 has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the Intel Atom C3338 is at 1.50 GHz (2.20 GHz).

Intel Xeon Gold 5218T Characteristic Intel Atom C3338
16 Cores 2
32 Threads 2
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.10 GHz Frequency 1.50 GHz
3.80 GHz Turbo Frequency (1 Core) 2.20 GHz
2.30 GHz Turbo Frequency (All Cores) 2.20 GHz

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 Xeon Gold 5218T Characteristic Intel Atom C3338
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Xeon Gold 5218T or Intel Atom C3338 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 no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- 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.

no iGPU GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

The Intel Xeon Gold 5218T can use up to 1024 GB of memory in 6 memory channels. The maximum memory bandwidth is 128.1 GB/s. The Intel Atom C3338 supports up to 128 GB of memory in 1 memory channels and achieves a memory bandwidth of up to 29.9 GB/s.

Intel Xeon Gold 5218T Characteristic Intel Atom C3338
DDR4-2666 Memory DDR4-1866
1024 GB Max. Memory 128 GB
6 (Hexa Channel) Memory channels 1 (Single Channel)
128.1 GB/s Max. Bandwidth 29.9 GB/s
Yes ECC Yes
-- L2 Cache 4.00 MB
22.00 MB L3 Cache --
3.0 PCIe version 3.0
48 PCIe lanes 10
47.3 GB/s PCIe Bandwidth 9.9 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Xeon Gold 5218T is 105 W, while the Intel Atom C3338 has a TDP of 8.5 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Xeon Gold 5218T Characteristic Intel Atom C3338
105 W TDP (PL1 / PBP) 8.5 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 100 °C

Technical details

The Intel Xeon Gold 5218T is manufactured in 14 nm and has 22.00 MB cache. The Intel Atom C3338 is manufactured in 14 nm and has a 4.00 MB cache.

Intel Xeon Gold 5218T Characteristic Intel Atom C3338
14 nm Technology 14 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
LGA 3647 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
Q2/2019 Release date Q3/2017
1349 $ Release price 36 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 0 CPU benchmarks
Intel Xeon Gold 5218T (0%)
Intel Atom C3338 (0%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Xeon Gold 5218T (100%)
Intel Atom C3338 (4%)

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 Xeon Gold 5218T Intel Xeon Gold 5218T
16C 32T @ 2.30 GHz
21452 (100%)
Intel Atom C3338 Intel Atom C3338
2C 2T @ 2.20 GHz
916 (4%)

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 Xeon Gold 5218T Intel Xeon Gold 5218T
16C 32T @ 3.80 GHz
0 (0%)
Intel Atom C3338 Intel Atom C3338
2C 2T @ 2.20 GHz
337 (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 Xeon Gold 5218T Intel Xeon Gold 5218T
16C 32T @ 2.30 GHz
0 (0%)
Intel Atom C3338 Intel Atom C3338
2C 2T @ 2.20 GHz
658 (100%)

Devices using this processor

Intel Xeon Gold 5218T Intel Atom C3338
Unknown Unknown

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