Intel Xeon E5-2670 v2 vs Intel Atom x5-Z8300

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CPU comparison with benchmarks


Intel Xeon E5-2670 v2 CPU1 vs CPU2 Intel Atom x5-Z8300
Intel Xeon E5-2670 v2 Intel Atom x5-Z8300

CPU comparison

In this CPU comparison, we compare the Intel Xeon E5-2670 v2 and the Intel Atom x5-Z8300 and use benchmarks to check which processor is faster.

We compare the Intel Xeon E5-2670 v2 10 core processor released in Q3/2013 with the Intel Atom x5-Z8300 which has 4 CPU cores and was introduced in Q2/2015.
Intel Xeon E5 (71) Family Intel Atom (101)
Intel Xeon E5 v2 (15) CPU group Intel Atom x3/x5/x7 (9)
4 Generation 5
Ivy Bridge EP Architecture Cherry Trail
Desktop / Server Segment Mobile
-- Predecessor --
Intel Xeon E5-2670 v3 Successor --

CPU Cores and Base Frequency

The Intel Xeon E5-2670 v2 is a 10 core processor with a clock frequency of 2.50 GHz (3.30 GHz). The processor can compute 20 threads at the same time. The Intel Atom x5-Z8300 clocks with 1.44 GHz (1.84 GHz), has 4 CPU cores and can calculate 4 threads in parallel.

Intel Xeon E5-2670 v2 Characteristic Intel Atom x5-Z8300
10 Cores 4
20 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.50 GHz Frequency 1.44 GHz
3.30 GHz Turbo Frequency (1 Core) 1.84 GHz
2.90 GHz Turbo Frequency (All Cores) 1.84 GHz

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 E5-2670 v2 Characteristic Intel Atom x5-Z8300
-- AI hardware --
-- AI specifications --

Internal Graphics

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 Intel HD Graphics 400
GPU frequency 0.20 GHz
-- GPU (Turbo) 0.50 GHz
-- GPU Generation 8
Technology 14 nm
Max. displays 3
-- Compute units 12
-- Shader 96
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 8 GB
-- DirectX Version 12

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 Intel HD Graphics 400
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 Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode

Memory & PCIe

Up to 768 GB of memory in a maximum of 4 memory channels is supported by the Intel Xeon E5-2670 v2, while the Intel Atom x5-Z8300 supports a maximum of 2 GB of memory with a maximum memory bandwidth of 12.8 GB/s enabled.

Intel Xeon E5-2670 v2 Characteristic Intel Atom x5-Z8300
DDR3-1866 Memory DDR3L-1600
768 GB Max. Memory 2 GB
4 (Quad Channel) Memory channels 1 (Single Channel)
59.7 GB/s Max. Bandwidth 12.8 GB/s
Yes ECC No
-- L2 Cache --
25.00 MB L3 Cache 2.00 MB
3.0 PCIe version 2.0
40 PCIe lanes 1
39.4 GB/s PCIe Bandwidth 0.5 GB/s

Thermal Management

The Intel Xeon E5-2670 v2 has a TDP of 115 W. The TDP of the Intel Atom x5-Z8300 is 2 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Xeon E5-2670 v2 Characteristic Intel Atom x5-Z8300
115 W TDP (PL1 / PBP) 2 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Xeon E5-2670 v2 has 25.00 MB cache and is manufactured in 22 nm. The cache of Intel Atom x5-Z8300 is at 2.00 MB. The processor is manufactured in 14 nm.

Intel Xeon E5-2670 v2 Characteristic Intel Atom x5-Z8300
22 nm Technology 14 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX ISA extensions SSE4.1, SSE4.2
LGA 2011 Socket BGA 138
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT
Yes AES-NI Yes
Windows 10, Linux Operating systems
Q3/2013 Release date Q2/2015
1250 $ Release price 18 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 3 CPU benchmarks
⌀ Multi core performance in 4 CPU benchmarks

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 E5-2670 v2 Intel Xeon E5-2670 v2
10C 20T @ 3.30 GHz
748 (100%)
Intel Atom x5-Z8300 Intel Atom x5-Z8300
4C 4T @ 1.84 GHz
182 (24%)

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 E5-2670 v2 Intel Xeon E5-2670 v2
10C 20T @ 2.90 GHz
5688 (100%)
Intel Atom x5-Z8300 Intel Atom x5-Z8300
4C 4T @ 1.84 GHz
556 (10%)

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 E5-2670 v2 Intel Xeon E5-2670 v2
10C 20T @ 3.30 GHz
672 (100%)
Intel Atom x5-Z8300 Intel Atom x5-Z8300
4C 4T @ 1.84 GHz
139 (21%)

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 E5-2670 v2 Intel Xeon E5-2670 v2
10C 20T @ 2.90 GHz
4483 (100%)
Intel Atom x5-Z8300 Intel Atom x5-Z8300
4C 4T @ 1.84 GHz
396 (9%)

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 E5-2670 v2 Intel Xeon E5-2670 v2
10C 20T @ 2.90 GHz
15021 (100%)
Intel Atom x5-Z8300 Intel Atom x5-Z8300
4C 4T @ 1.84 GHz
816 (5%)

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 E5-2670 v2 Intel Xeon E5-2670 v2
10C 20T @ 3.30 GHz
113 (100%)
Intel Atom x5-Z8300 Intel Atom x5-Z8300
4C 4T @ 1.84 GHz
31 (27%)

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 E5-2670 v2 Intel Xeon E5-2670 v2
10C 20T @ 2.90 GHz
1008 (100%)
Intel Atom x5-Z8300 Intel Atom x5-Z8300
4C 4T @ 1.84 GHz
111 (11%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 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 E5-2670 v2 Intel Xeon E5-2670 v2
10C 20T @ 3.30 GHz
0 (0%)
Intel Atom x5-Z8300 Intel Atom x5-Z8300
4C 4T @ 1.84 GHz
47 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 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 E5-2670 v2 Intel Xeon E5-2670 v2
10C 20T @ 2.90 GHz
0 (0%)
Intel Atom x5-Z8300 Intel Atom x5-Z8300
4C 4T @ 1.84 GHz
127 (100%)

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 Xeon E5-2670 v2 Intel Xeon E5-2670 v2
@ 0.00 GHz
0 (0%)
Intel Atom x5-Z8300 Intel Atom x5-Z8300
Intel HD Graphics 400 @ 0.50 GHz
105 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Xeon E5-2670 v2 Intel Xeon E5-2670 v2
10C 20T @ 2.50 GHz
3615 (100%)
Intel Atom x5-Z8300 Intel Atom x5-Z8300
4C 4T @ 1.44 GHz
0 (0%)

Devices using this processor

Intel Xeon E5-2670 v2 Intel Atom x5-Z8300
Unknown Unknown

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