Intel Atom x5-Z8300

Details and Benchmarks for Intel Intel Atom x5-Z8300

Sysbuilds Alpha Stage!

Please take all results with a big grain of salt. Sysbuilds is in alpha stage at the moment which can lead to wrong data, strange counting errors, silly results and more. This site is under active development.

Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Intel Atom x5-Z8300 based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

3,717 Rank: 2039
Rank Name Score Visual
2035 Celeron N2806 3,730
+0.3%
2036 Sempron 2200+ 3,722
+0.1%
2037 Athlon 64 2800+ 3,720
+0.1%
2038 Celeron N2810 3,718
+0%
2039 Intel Atom x5-Z8300 3,717
2040 Intel Atom x5-Z8350 3,708
-0.2%
2041 Atom D2700 3,706
-0.3%
2042 Sempron 2500+ 3,694
-0.6%
2043 A4-1250 3,685
-0.9%
2044 Celeron N2910 3,671
-1.2%

View full ranking →

Multicore Score

Multicore performance score for Intel Atom x5-Z8300 based on multi-threaded benchmark results.

4,246 Rank: 1917
Rank Name Score Visual
1913 Intel Core i3-370M 4,247
+0%
1914 Core 2 Duo P7350 4,247
+0%
1915 Celeron N3050 4,247
+0%
1916 Celeron 450 4,247
+0%
1917 Intel Atom x5-Z8300 4,246
1918 Core i5-4200U 4,246
+0%
1919 Core 2 Duo T6600 4,246
+0%
1920 Celeron N2830 4,246
+0%
1921 Sempron LE-1250 4,246
+0%
1922 Core 2 Duo L9400 4,245
+-0%

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Singlecore Score

Single-core performance score for Intel Atom x5-Z8300 based on single-threaded benchmark results.

3,364 Rank: 2037
Rank Name Score Visual
2033 Intel Atom x5-E8000 3,393
+0.9%
2034 Intel Atom x5-Z8330 3,392
+0.8%
2035 Athlon 64 2800+ 3,372
+0.2%
2036 Celeron N2806 3,370
+0.2%
2037 Intel Atom x5-Z8300 3,364
2038 Sempron 2200+ 3,362
-0.1%
2039 Intel Atom x5-Z8350 3,356
-0.2%
2040 Celeron N2810 3,351
-0.4%
2041 Atom D2700 3,348
-0.5%
2042 Sempron 2500+ 3,333
-0.9%

View full ranking →

Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Intel Atom x5-Z8300 based on integer math, floating point math, and prime number computation benchmarks.

-- Rank: --

Number Crunching score not yet available.

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Data Processing

Aggregated score for Intel Atom x5-Z8300 based on data encryption, data compression, and string sorting benchmarks.

-- Rank: --

Data Processing score not yet available.

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Physics & Compute

Aggregated score for Intel Atom x5-Z8300 based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

-- Rank: --

Physics & Compute score not yet available.

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Intel Atom x5-Z8300 Details

Ranked #2039 of 2060 in overall performance, the Intel Atom x5-Z8300 presents a stark contrast to modern high-end processors, highlighting just how far mobile computing has advanced. Its single-core score of 3364 places it near the bottom of the single-core leaderboard, trailing behind even older processors like the Athlon 64 2800+ and the Celeron N2806. This performance is particularly surprising given that the x5-Z8300 was designed for low-power mobile devices, but it still struggles to compete with even budget CPUs released in the same era. The multicore score of 4246 is only slightly better, indicating that the processor’s performance is limited by its architecture and process node rather than just clock speed. As of March 2026, the x5-Z8300 is a relic of the early 2010s mobile revolution, and its low benchmark results reflect its age and constrained design goals.

Built on Intel's Airmont microarchitecture and fabricated on a 14 nm process, the Atom x5-Z8300 was part of the Cherry Trail platform, targeting tablets and ultra-thin laptops. It features four cores and four threads, with a base clock of 1.44 GHz and a turbo frequency of up to 1.84 GHz. Despite supporting advanced features like AES-NI, Intel VT-x, and Intel Burst Performance Technology, its performance is hampered by a modest 2 MiB of L2 cache and no L3 cache. The integrated HD Graphics GPU runs at a base frequency of 200 MHz and can boost to 500 MHz, supporting up to 2048 MiB of shared memory. However, this GPU is only capable of driving basic displays and lacks the power needed for modern graphics workloads.

The x5-Z8300 operates at a thermal design power of just 2 W, making it ideal for fanless, portable devices where power efficiency is prioritized over raw performance. It supports DDR3L memory up to 2048 MiB and uses a BGA1170 package, which is common in embedded and mobile systems. While it includes features such as EIST (Enhanced SpeedStep) and extended page tables, these optimizations do little to improve its competitiveness in today’s computing landscape. Its position in the benchmark rankings—well below even entry-level modern CPUs—demonstrates that it is best suited for light tasks such as web browsing, media playback, and basic office applications.

In comparison to its peers, the x5-Z8300 is outpaced by nearly every other processor in the database, including older Celerons and AMD Semprons. Its single-core performance lags behind even the Atom x5-Z8350, which, despite having the same base clock, achieves a higher score due to better thermal management and slightly improved microarchitecture. The processor’s weak multicore performance further underscores its limitations in handling multitasking or demanding applications. For users seeking a capable device in 2026, alternatives like the Intel Core i3-370M or even modern ARM-based chips offer significantly better performance.

In conclusion, the Intel Atom x5-Z8300 is a product of its time—a low-power, mobile-focused processor that served a niche market during the early tablet boom. While it represents a significant step in Intel’s effort to enter the mobile space, its performance today is inadequate for most computing needs. As of March 2026, it remains relevant only in legacy systems or embedded applications where power consumption and cost are more important than performance.
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Intel Intel Atom x5-Z8300

Main Specifications

Designer: Intel
Name: Intel Atom x5-Z8300
Family: Atom
Series: Z8000
Model Number: x5-Z8300
Cores: 4
Threads: 4
Base Frequency: 1440 MHz
Turbo Frequency (1 core): 1840 MHz
Microarchitecture: Airmont
Core Name: Cherry
Target Segment: Mobile
Max CPUs: 1

Cache Specifications

L1 Instruction Cache: 128 KiB (8-way set associative)
L1 Data Cache: 96.0512 KiB (6-way set associative)
L2 Cache: 2 MiB (16-way set associative)
L3 Cache: 0 MiB (No)

Memory Specifications

Maximum Memory: 2 GB

Integrated Graphics

GPU: HD
GPU Max Frequency: 500 MHz

Physical Specifications

Process: 14 nm
Manufacturer: Intel
Technology: CMOS
Word Size: 64-bit

CPU Features

MMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AES RdRand CLMUL x86-32 x86-64 NX EIST VT-x EPT SGX BPT
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