Atom x5-Z8300 vs Pentium G840

VS

Aggregate performance score

Pentium G840
2011
2 cores / 2 threads, 65 Watt
0.81
+58.8%

Pentium G840 outperforms Atom x5-Z8300 by an impressive 59% based on our aggregate benchmark results.

Primary details

Comparing Pentium G840 and Atom x5-Z8300 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking26042877
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation4.61no data
Market segmentDesktop processorLaptop
Seriesno data5x Intel Atom
Power efficiency1.18no data
Architecture codenameSandy Bridge (2011−2013)Cherry Trail (2015−2016)
Release date22 May 2011 (13 years ago)2 March 2015 (9 years ago)
Launch price (MSRP)$60no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Pentium G840 and Atom x5-Z8300 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores2 (Dual-core)4 (Quad-Core)
Threads24
Base clock speed2.8 GHz1.44 GHz
Boost clock speed2.8 GHz1.84 GHz
L1 cache64 KB (per core)no data
L2 cache256 KB (per core)2 MB
L3 cache3 MB (shared)0 KB
Chip lithography32 nm14 nm
Die size131 mm2no data
Maximum core temperature69 °C90 °C
Number of transistors504 millionno data
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Pentium G840 and Atom x5-Z8300 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11 (Uniprocessor)
SocketFCLGA1155UTFCBGA592
Power consumption (TDP)65 Wattno data

Technologies and extensions

Technological solutions and additional instructions supported by Pentium G840 and Atom x5-Z8300. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2no data
AES-NI++
AVX+-
Enhanced SpeedStep (EIST)++
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
FDI+no data
Fast Memory Access+no data

Security technologies

Pentium G840 and Atom x5-Z8300 technologies aimed at improving security, for example, by protecting against hacks.

TXT-no data
EDB+no data
Secure Bootno data+
Identity Protection-+

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium G840 and Atom x5-Z8300 are enumerated here.

VT-d-no data
VT-x++
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium G840 and Atom x5-Z8300. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory size32 GB2 GB
Max memory channels21
Maximum memory bandwidth21 GB/s12.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics for 2nd Generation Intel ProcessorsIntel HD Graphics (Cherry Trail) (200 - 500 MHz)
Max video memoryno data2 GB
Graphics max frequency1.1 GHz500 MHz
Execution Unitsno data12

Graphics interfaces

Available interfaces and connections of Pentium G840 and Atom x5-Z8300 integrated GPUs.

Number of displays supported22

Graphics image quality

Maximum display resolutions supported by Pentium G840 and Atom x5-Z8300 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data1920x1080

Peripherals

Specifications and connection of peripherals supported by Pentium G840 and Atom x5-Z8300.

PCIe version2.02.0
PCI Express lanesno data1
USB revisionno data3.0

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Pentium G840 0.81
+58.8%
Atom x5-Z8300 0.51

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Pentium G840 1294
+58.4%
Atom x5-Z8300 817

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Pentium G840 452
+245%
Atom x5-Z8300 131

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Pentium G840 789
+122%
Atom x5-Z8300 355

Gaming performance

Pros & cons summary


Performance score 0.81 0.51
Recency 22 May 2011 2 March 2015
Physical cores 2 4
Threads 2 4
Chip lithography 32 nm 14 nm

Pentium G840 has a 58.8% higher aggregate performance score.

Atom x5-Z8300, on the other hand, has an age advantage of 3 years, 100% more physical cores and 100% more threads, and a 128.6% more advanced lithography process.

The Pentium G840 is our recommended choice as it beats the Atom x5-Z8300 in performance tests.

Note that Pentium G840 is a desktop processor while Atom x5-Z8300 is a notebook one.


Should you still have questions on choice between Pentium G840 and Atom x5-Z8300, ask them in Comments section, and we shall answer.

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Intel Pentium G840
Pentium G840
Intel Atom x5-Z8300
Atom x5-Z8300

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Community ratings

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Questions & comments

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