Intel Xeon Gold 6426Y vs Intel Atom C3338R

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CPU comparison with benchmarks


Intel Xeon Gold 6426Y CPU1 vs CPU2 Intel Atom C3338R
Intel Xeon Gold 6426Y Intel Atom C3338R

CPU comparison

In this CPU comparison, we compare the Intel Xeon Gold 6426Y and the Intel Atom C3338R and use benchmarks to check which processor is faster.

We compare the Intel Xeon Gold 6426Y 16 core processor released in Q1/2023 with the Intel Atom C3338R which has 2 CPU cores and was introduced in Q2/2020.
Intel Xeon Gold (163) Family Intel Atom (108)
Intel Xeon Gold 5400/6400 (25) CPU group Intel Atom C3000 (20)
4 Generation 5
Sapphire Rapids Architecture Denverton
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon Gold 6426Y is a 16 core processor with a clock frequency of 2.50 GHz (4.10 GHz). The processor can compute 32 threads at the same time. The Intel Atom C3338R clocks with 1.80 GHz (2.20 GHz), has 2 CPU cores and can calculate 2 threads in parallel.

Intel Xeon Gold 6426Y Characteristic Intel Atom C3338R
16 Cores 2
32 Threads 2
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.50 GHz Frequency 1.80 GHz
4.10 GHz Turbo Frequency (1 Core) 2.20 GHz
-- Turbo Frequency (All Cores) 2.00 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 6426Y Characteristic Intel Atom C3338R
-- 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.

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

Up to 4096 GB of memory in a maximum of 8 memory channels is supported by the Intel Xeon Gold 6426Y, while the Intel Atom C3338R supports a maximum of 128 GB of memory with a maximum memory bandwidth of 29.9 GB/s enabled.

Intel Xeon Gold 6426Y Characteristic Intel Atom C3338R
DDR5-4400, DDR5-4800 Memory DDR4-1866
4096 GB Max. Memory 128 GB
8 (Octa Channel) Memory channels 1 (Single Channel)
307.2 GB/s Max. Bandwidth 29.9 GB/s
Yes ECC Yes
-- L2 Cache 4.00 MB
37.50 MB L3 Cache --
5.0 PCIe version 3.0
80 PCIe lanes 10
315.0 GB/s PCIe Bandwidth 9.9 GB/s

Thermal Management

The Intel Xeon Gold 6426Y has a TDP of 185 W. The TDP of the Intel Atom C3338R is 10.5 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Xeon Gold 6426Y Characteristic Intel Atom C3338R
185 W TDP (PL1 / PBP) 10.5 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 100 °C

Technical details

The Intel Xeon Gold 6426Y has 37.50 MB cache and is manufactured in 10 nm. The cache of Intel Atom C3338R is at 4.00 MB. The processor is manufactured in 14 nm.

Intel Xeon Gold 6426Y Characteristic Intel Atom C3338R
10 nm Technology 14 nm
Chiplet 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 4677 Socket BGA 1310
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows, Linux Operating systems Windows 10, Linux
Q1/2023 Release date Q2/2020
1517 $ Release price 37 $
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Devices using this processor

Intel Xeon Gold 6426Y Intel Atom C3338R
Unknown Unknown

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