Celeron 5205U vs Atom Z520

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	3725	2869
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	1.69
Market segment	Laptop	Laptop
Series	Intel Atom	Intel Comet Lake
Power efficiency	1.48	2.31
Designer	Intel	Intel
Architecture codename	Silverthorne (2008−2010)	Comet Lake-U (2019−2020)
Release date	2 April 2008 (17 years ago)	31 October 2019 (6 years ago)
Launch price (MSRP)	$65	$107

Cost-effectiveness evaluation

Performance per price, higher is better.

Performance to price scatter graph

Detailed specifications

Atom Z520 and Celeron 5205U 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	1 (Single-Core)	2 (Dual-core)
Threads	2	2
Base clock speed	1.33 GHz	1.9 GHz
Boost clock speed	0.03 GHz	1.9 GHz
Bus type	FSB	no data
Bus rate	533.33 MT/s	4 GT/s
Multiplier	10	no data
L1 cache	56 KB	256 KB
L2 cache	512 KB	1 MB
L3 cache	0 KB	2 MB
Chip lithography	45 nm	14 nm
Die size	24.18 mm2	no data
Maximum core temperature	90 °C	100 °C
Number of transistors	47 Million	no data
64 bit support	-	+
Windows 11 compatibility	-	+
VID voltage range	0.75-1.1V	no data

Compatibility

Information on Atom Z520 and Celeron 5205U 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	PBGA441	FCBGA1528
Power consumption (TDP)	2 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z520 and Celeron 5205U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	Intel® SSE4.1, Intel® SSE4.2
AES-NI	-	+
FMA	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	+	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	no data	+
Demand Based Switching	+	no data
FSB parity	-	no data

Security technologies

Atom Z520 and Celeron 5205U technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+
Identity Protection	-	+
SGX	no data	Yes with Intel® ME
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Atom Z520 and Celeron 5205U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z520 and Celeron 5205U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	DDR3, DDR4
Maximum memory size	no data	64 GB
Max memory channels	no data	2
Maximum memory bandwidth	no data	37.5 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	-	Intel UHD Graphics for 10th Gen Intel Processors
Max video memory	-	32 GB
Quick Sync Video	-	+
Clear Video	-	+
Clear Video HD	-	+
Graphics max frequency	-	900 MHz

Graphics interfaces

Available interfaces and connections of Atom Z520 and Celeron 5205U integrated GPUs.

Number of displays supported	-	3
eDP	-	+
DisplayPort	-	+
HDMI	-	+
DVI	-	+

Graphics image quality

Maximum display resolutions supported by Atom Z520 and Celeron 5205U integrated GPUs, including resolutions over different interfaces.

4K resolution support	-	+
Max resolution over HDMI 1.4	-	4096x2304@24Hz
Max resolution over eDP	-	4096x2304@60Hz
Max resolution over DisplayPort	-	4096x2304@60Hz

Graphics API support

APIs supported by Atom Z520 and Celeron 5205U integrated GPUs, sometimes API versions are included.

DirectX	-	12
OpenGL	-	4.5

Peripherals

Specifications and connection of peripherals supported by Atom Z520 and Celeron 5205U.

PCIe version	no data	2.0
PCI Express lanes	no data	12

Synthetic benchmarks

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.

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Pros & cons summary

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Performance score	0.07	0.82
Recency	2 April 2008	31 October 2019
Physical cores	1	2
Chip lithography	45 nm	14 nm
Power consumption (TDP)	2 Watt	15 Watt

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