Intel Atom Z2580 vs Intel Xeon Gold 6438N

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CPU comparison with benchmarks


Intel Atom Z2580 CPU1 vs CPU2 Intel Xeon Gold 6438N
Intel Atom Z2580 Intel Xeon Gold 6438N

CPU comparison

Intel Atom Z2580 or Intel Xeon Gold 6438N - 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 Atom Z2580 has 2 cores with 4 threads and clocks with a maximum frequency of 2.00 GHz. Up to 2 GB of memory is supported in 2 memory channels. The Intel Atom Z2580 was released in Q2/2013.

The Intel Xeon Gold 6438N has 32 cores with 64 threads and clocks with a maximum frequency of 3.60 GHz. The CPU supports up to 4096 GB of memory in 8 memory channels. The Intel Xeon Gold 6438N was released in Q1/2023.
Intel Atom (108) Family Intel Xeon Gold (163)
Intel Atom Z2500/Z2700 (3) CPU group Intel Xeon Gold 5400/6400 (25)
2 Generation 4
Cloverview Architecture Sapphire Rapids
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom Z2580 has 2 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Atom Z2580 is 2.00 GHz while the Intel Xeon Gold 6438N has 32 CPU cores and 64 threads can calculate simultaneously. The clock frequency of the Intel Xeon Gold 6438N is at 2.00 GHz (3.60 GHz).

Intel Atom Z2580 Characteristic Intel Xeon Gold 6438N
2 Cores 32
4 Threads 64
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
2.00 GHz Frequency 2.00 GHz
-- Turbo Frequency (1 Core) 3.60 GHz
-- 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 Atom Z2580 Characteristic Intel Xeon Gold 6438N
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Atom Z2580 or Intel Xeon Gold 6438N 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.

PowerVR SGX544 MP2 GPU no iGPU
0.40 GHz GPU frequency --
0.53 GHz GPU (Turbo) --
-- GPU Generation --
45nm Technology
2 Max. displays
4 Compute units --
8 Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
10.1 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.

PowerVR SGX544 MP2 GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
No Codec VP9 No
Decode Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

The Intel Atom Z2580 can use up to 2 GB of memory in 2 memory channels. The maximum memory bandwidth is 8.5 GB/s. The Intel Xeon Gold 6438N supports up to 4096 GB of memory in 8 memory channels and achieves a memory bandwidth of up to 307.2 GB/s.

Intel Atom Z2580 Characteristic Intel Xeon Gold 6438N
LPDDR2-1066 Memory DDR5-4400, DDR5-4800
2 GB Max. Memory 4096 GB
2 (Dual Channel) Memory channels 8 (Octa Channel)
8.5 GB/s Max. Bandwidth 307.2 GB/s
No ECC Yes
1.00 MB L2 Cache --
-- L3 Cache 60.00 MB
-- PCIe version 5.0
-- PCIe lanes 80
-- PCIe Bandwidth 315.0 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Atom Z2580 is --, while the Intel Xeon Gold 6438N has a TDP of 205 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Atom Z2580 Characteristic Intel Xeon Gold 6438N
-- TDP (PL1 / PBP) 205 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
90 °C Tjunction max. --

Technical details

The Intel Atom Z2580 is manufactured in 32 nm and has 1.00 MB cache. The Intel Xeon Gold 6438N is manufactured in 10 nm and has a 60.00 MB cache.

Intel Atom Z2580 Characteristic Intel Xeon Gold 6438N
32 nm Technology 10 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, SSE3, SSSE3 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
BGA Socket LGA 4677
None Virtualization VT-x, VT-x EPT, VT-d
No AES-NI Yes
Operating systems Windows, Linux
Q2/2013 Release date Q1/2023
-- Release price 3351 $
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Devices using this processor

Intel Atom Z2580 Intel Xeon Gold 6438N
Unknown Unknown

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