Pentium Dual T4400 vs Atom x5-Z8550

Primary details

Comparing Atom x5-Z8550 and Pentium Dual Core T4400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2685	2590
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	5x Intel Atom	Intel Pentium Dual Core
Power efficiency	no data	2.19
Architecture codename	Cherry Trail (2015−2016)	Penryn (2008−2011)
Release date	8 February 2016 (8 years ago)	1 December 2009 (14 years ago)

Detailed specifications

Atom x5-Z8550 and Pentium Dual Core T4400 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)	2 (Dual-core)
Threads	4	2
Base clock speed	1.44 GHz	2.2 GHz
Boost clock speed	2.4 GHz	2.2 GHz
Bus rate	no data	800 MHz
L1 cache	no data	128 KB
L2 cache	2 MB	1 MB
L3 cache	0 KB	no data
Chip lithography	14 nm	45 nm
Die size	no data	107 mm2
Maximum core temperature	90 °C	no data
Number of transistors	no data	410 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Atom x5-Z8550 and Pentium Dual Core T4400 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 (Uniprocessor)	1
Socket	UTFCBGA1380	P
Power consumption (TDP)	no data	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom x5-Z8550 and Pentium Dual Core T4400. You'll probably need this information if you require some particular technology.

AES-NI	+	-
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Max 3.0	-	no data

Security technologies

Atom x5-Z8550 and Pentium Dual Core T4400 technologies aimed at improving security, for example, by protecting against hacks.

Secure Boot	+	no data
Identity Protection	+	-

Virtualization technologies

Virtual machine speed-up technologies supported by Atom x5-Z8550 and Pentium Dual Core T4400 are enumerated here.

VT-x

+

no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom x5-Z8550 and Pentium Dual Core T4400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	8 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	25.6 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 400 (Braswell)	On certain motherboards (Chipset feature)
Max video memory	8 GB	no data
Graphics max frequency	600 MHz	no data
Execution Units	12	no data

Graphics interfaces

Available interfaces and connections of Atom x5-Z8550 and Pentium Dual Core T4400 integrated GPUs.

Number of displays supported

3

no data

Graphics image quality

Maximum display resolutions supported by Atom x5-Z8550 and Pentium Dual Core T4400 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	3840x2160	no data
Max resolution over eDP	2560x1600	no data

Peripherals

Specifications and connection of peripherals supported by Atom x5-Z8550 and Pentium Dual Core T4400.

PCIe version	2.0	no data
PCI Express lanes	2	no data
USB revision	3.0	no data
Number of USB ports	3	no data

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.

---

Pros & cons summary

---

Performance score	0.72	0.81
Recency	8 February 2016	1 December 2009
Physical cores	4	2
Threads	4	2
Chip lithography	14 nm	45 nm

---

Should you still have questions on choice between Atom x5-Z8550 and Pentium Dual Core T4400, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---