Atom x5-Z8300 vs Core 2 Quad Q9400

Primary details

Comparing Core 2 Quad Q9400 and Atom x5-Z8300 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2243	2863
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Laptop
Series	no data	5x Intel Atom
Power efficiency	1.33	no data
Architecture codename	Yorkfield (2007−2009)	Cherry Trail (2015−2016)
Release date	August 2008 (16 years ago)	2 March 2015 (9 years ago)

Detailed specifications

Core 2 Quad Q9400 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 cores	4 (Quad-Core)	4 (Quad-Core)
Threads	4	4
Base clock speed	2.66 GHz	1.44 GHz
Boost clock speed	2.67 GHz	1.84 GHz
Bus rate	1333 MHz	no data
L1 cache	64K (per core)	no data
L2 cache	6 MB (shared)	2 MB
L3 cache	0 KB	0 KB
Chip lithography	45 nm	14 nm
Die size	2x 81 mm2	no data
Maximum core temperature	no data	90 °C
Maximum case temperature (TCase)	71 °C	no data
Number of transistors	456 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	0.85V-1.3625V	no data

Compatibility

Information on Core 2 Quad Q9400 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 configuration	1	1 (Uniprocessor)
Socket	LGA775	UTFCBGA592
Power consumption (TDP)	95 Watt	no data

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Quad Q9400 and Atom x5-Z8300. You'll probably need this information if you require some particular technology.

AES-NI	-	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Demand Based Switching	-	no data
FSB parity	-	no data

Security technologies

Core 2 Quad Q9400 and Atom x5-Z8300 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Quad Q9400 and Atom x5-Z8300 are enumerated here.

VT-d	+	no data
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Quad Q9400 and Atom x5-Z8300. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR1, DDR2, DDR3	DDR3
Maximum memory size	no data	2 GB
Max memory channels	no data	1
Maximum memory bandwidth	no data	12.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel HD Graphics
Max video memory	no data	2 GB
Graphics max frequency	no data	500 MHz
Execution Units	no data	12

Graphics interfaces

Available interfaces and connections of Core 2 Quad Q9400 and Atom x5-Z8300 integrated GPUs.

Number of displays supported

no data

2

Graphics image quality

Maximum display resolutions supported by Core 2 Quad Q9400 and Atom x5-Z8300 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4

no data

1920x1080

Peripherals

Specifications and connection of peripherals supported by Core 2 Quad Q9400 and Atom x5-Z8300.

PCIe version	no data	2.0
PCI Express lanes	no data	1
USB revision	no data	3.0

Synthetic benchmark performance

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

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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.

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Pros & cons summary

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Performance score	1.34	0.51
Chip lithography	45 nm	14 nm

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Should you still have questions on choice between Core 2 Quad Q9400 and Atom x5-Z8300, ask them in Comments section, and we shall answer.

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