Intel Xeon W-2155 vs Intel Atom Z2560

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CPU comparison with benchmarks


Intel Xeon W-2155 CPU1 vs CPU2 Intel Atom Z2560
Intel Xeon W-2155 Intel Atom Z2560

CPU comparison

Intel Xeon W-2155 or Intel Atom Z2560 - 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 W-2155 has 10 cores with 20 threads and clocks with a maximum frequency of 4.50 GHz. Up to 512 GB of memory is supported in 4 memory channels. The Intel Xeon W-2155 was released in Q3/2017.

The Intel Atom Z2560 has 2 cores with 4 threads and clocks with a maximum frequency of 1.60 GHz. The CPU supports up to 2 GB of memory in 2 memory channels. The Intel Atom Z2560 was released in Q2/2013.
Intel Xeon W (83) Family Intel Atom (108)
Intel Xeon W-2100/3100 (15) CPU group Intel Atom Z2500/Z2700 (3)
6 Generation 2
Skylake W Architecture Cloverview
Desktop / Server Segment Mobile
-- Predecessor --
Intel Xeon W-2255 Successor --

CPU Cores and Base Frequency

The Intel Xeon W-2155 has 10 CPU cores and can calculate 20 threads in parallel. The clock frequency of the Intel Xeon W-2155 is 3.30 GHz (4.50 GHz) while the Intel Atom Z2560 has 2 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Atom Z2560 is at 1.60 GHz.

Intel Xeon W-2155 Characteristic Intel Atom Z2560
10 Cores 2
20 Threads 4
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
3.30 GHz Frequency 1.60 GHz
4.50 GHz Turbo Frequency (1 Core) --
4.00 GHz 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 Xeon W-2155 Characteristic Intel Atom Z2560
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Xeon W-2155 or Intel Atom Z2560 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 PowerVR SGX544 MP2
GPU frequency 0.40 GHz
-- GPU (Turbo) --
-- GPU Generation --
Technology 45nm
Max. displays 2
-- Compute units 4
-- Shader 8
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- 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.

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

Memory & PCIe

The Intel Xeon W-2155 can use up to 512 GB of memory in 4 memory channels. The maximum memory bandwidth is 85.4 GB/s. The Intel Atom Z2560 supports up to 2 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 8.5 GB/s.

Intel Xeon W-2155 Characteristic Intel Atom Z2560
DDR4-2666 Memory LPDDR2-1066
512 GB Max. Memory 2 GB
4 (Quad Channel) Memory channels 2 (Dual Channel)
85.4 GB/s Max. Bandwidth 8.5 GB/s
Yes ECC No
-- L2 Cache 1.00 MB
13.75 MB L3 Cache --
3.0 PCIe version --
48 PCIe lanes --
47.3 GB/s PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Intel Xeon W-2155 is 140 W, while the Intel Atom Z2560 has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Xeon W-2155 Characteristic Intel Atom Z2560
140 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 90 °C

Technical details

The Intel Xeon W-2155 is manufactured in 14 nm and has 13.75 MB cache. The Intel Atom Z2560 is manufactured in 32 nm and has a 1.00 MB cache.

Intel Xeon W-2155 Characteristic Intel Atom Z2560
14 nm Technology 32 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 MMX, SSE3, SSSE3
LGA 2066 Socket BGA
VT-x, VT-x EPT, VT-d Virtualization None
Yes AES-NI No
Windows 10, Linux Operating systems
Q3/2017 Release date Q2/2013
1440 $ Release price --
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Xeon W-2155 (100%)
Intel Atom Z2560 (6%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Xeon W-2155 (100%)
Intel Atom Z2560 (1%)

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 W-2155 Intel Xeon W-2155
10C 20T @ 4.50 GHz
1230 (100%)
Intel Atom Z2560 Intel Atom Z2560
2C 4T @ 1.60 GHz
77 (6%)

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 W-2155 Intel Xeon W-2155
10C 20T @ 4.00 GHz
11208 (100%)
Intel Atom Z2560 Intel Atom Z2560
2C 4T @ 1.60 GHz
149 (1%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Xeon W-2155 Intel Xeon W-2155
10C 20T @ 4.50 GHz
1452 (100%)
Intel Atom Z2560 Intel Atom Z2560
2C 4T @ 1.60 GHz
0 (0%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Xeon W-2155 Intel Xeon W-2155
10C 20T @ 4.00 GHz
9108 (100%)
Intel Atom Z2560 Intel Atom Z2560
2C 4T @ 1.60 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 Xeon W-2155 Intel Xeon W-2155
10C 20T @ 4.00 GHz
20917 (100%)
Intel Atom Z2560 Intel Atom Z2560
2C 4T @ 1.60 GHz
0 (0%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Xeon W-2155 Intel Xeon W-2155
10C 20T @ 4.50 GHz
193 (100%)
Intel Atom Z2560 Intel Atom Z2560
2C 4T @ 1.60 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Xeon W-2155 Intel Xeon W-2155
10C 20T @ 4.00 GHz
2021 (100%)
Intel Atom Z2560 Intel Atom Z2560
2C 4T @ 1.60 GHz
0 (0%)

Devices using this processor

Intel Xeon W-2155 Intel Atom Z2560
Unknown Unknown

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