Intel Core Ultra 5 135UL vs Intel Atom Z2580

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CPU comparison with benchmarks


Intel Core Ultra 5 135UL CPU1 vs CPU2 Intel Atom Z2580
Intel Core Ultra 5 135UL Intel Atom Z2580

CPU comparison

Intel Core Ultra 5 135UL or Intel Atom Z2580 - 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 Core Ultra 5 135UL has 12 cores with 14 threads and clocks with a maximum frequency of 4.40 GHz. Up to 96 GB of memory is supported in 2 memory channels. The Intel Core Ultra 5 135UL was released in Q2/2024.

The Intel Atom Z2580 has 2 cores with 4 threads and clocks with a maximum frequency of 2.00 GHz. The CPU supports up to 2 GB of memory in 2 memory channels. The Intel Atom Z2580 was released in Q2/2013.
Intel Core Ultra 5 (10) Family Intel Atom (108)
Intel Core Ultra 100UL (5) CPU group Intel Atom Z2500/Z2700 (3)
1 Generation 2
Meteor Lake PS Architecture Cloverview
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core Ultra 5 135UL has 12 CPU cores and can calculate 14 threads in parallel. The clock frequency of the Intel Core Ultra 5 135UL is 1.60 GHz (4.40 GHz) while the Intel Atom Z2580 has 2 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Atom Z2580 is at 2.00 GHz.

Intel Core Ultra 5 135UL Characteristic Intel Atom Z2580
12 Cores 2
14 Threads 4
hybrid (big.LITTLE) Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
1.60 GHz (4.40 GHz)
2x Redwood Cove
A-Core 2.00 GHz
1.10 GHz (3.60 GHz)
8x Crestmont
B-Core --
0.70 GHz (2.10 GHz)
2x Crestmont
C-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 Core Ultra 5 135UL Characteristic Intel Atom Z2580
Intel® AI Boost AI hardware --
Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT) AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Core Ultra 5 135UL or Intel Atom Z2580 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 Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) GPU PowerVR SGX544 MP2
0.60 GHz GPU frequency 0.40 GHz
1.90 GHz GPU (Turbo) 0.53 GHz
-- GPU Generation --
5 nm Technology 45nm
4 Max. displays 2
64 Compute units 4
512 Shader 8
Yes Hardware Raytracing No
No Frame Generation No
32 GB Max. GPU Memory --
12.2 DirectX Version 10.1

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 Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) GPU PowerVR SGX544 MP2
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
Decode Codec VP9 No
Decode Codec VP8 Decode
Decode / Encode Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The Intel Core Ultra 5 135UL can use up to 96 GB of memory in 2 memory channels. The maximum memory bandwidth is 89.6 GB/s. The Intel Atom Z2580 supports up to 2 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 8.5 GB/s.

Intel Core Ultra 5 135UL Characteristic Intel Atom Z2580
DDR5-5600 Memory LPDDR2-1066
96 GB Max. Memory 2 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
89.6 GB/s Max. Bandwidth 8.5 GB/s
No ECC No
12.00 MB L2 Cache 1.00 MB
-- L3 Cache --
4.0 PCIe version --
20 PCIe lanes --
39.4 GB/s PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Intel Core Ultra 5 135UL is 15 W, while the Intel Atom Z2580 has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core Ultra 5 135UL Characteristic Intel Atom Z2580
15 W TDP (PL1 / PBP) --
57 W TDP (PL2) --
28 W TDP up --
12 W TDP down --
105 °C Tjunction max. 90 °C

Technical details

The Intel Core Ultra 5 135UL is manufactured in 7 nm and has 12.00 MB cache. The Intel Atom Z2580 is manufactured in 32 nm and has a 1.00 MB cache.

Intel Core Ultra 5 135UL Characteristic Intel Atom Z2580
7 nm Technology 32 nm
Chiplet Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions MMX, SSE3, SSSE3
LGA 1851 Socket BGA
VT-x, VT-x EPT, VT-d Virtualization None
Yes AES-NI No
Windows 11, Linux Operating systems
Q2/2024 Release date Q2/2013
-- Release price --
show more data show more data


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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 Core Ultra 5 135UL Intel Core Ultra 5 135UL
Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) @ 1.90 GHz
1885 (100%)
Intel Atom Z2580 Intel Atom Z2580
PowerVR SGX544 MP2 @ 0.53 GHz
0 (0%)

Devices using this processor

Intel Core Ultra 5 135UL Intel Atom Z2580
Unknown Unknown

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