Ryzen 5 8640U vs Atom Z605

Primary details

Comparing Atom Z605 and Ryzen 5 8640U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	565
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Atom	no data
Power efficiency	no data	44.62
Architecture codename	Lincroft (2010−2011)	Hawk Point-U (Zen 4) (2023)
Release date	4 May 2010 (14 years ago)	6 December 2023 (less than a year ago)

Detailed specifications

Atom Z605 and Ryzen 5 8640U 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)	6 (Hexa-Core)
Threads	2	12
Base clock speed	no data	3.5 GHz
Boost clock speed	1 GHz	4.9 GHz
Bus type	cDMI	no data
Bus rate	400 MT/s	no data
Multiplier	10	no data
L1 cache	56 KB	64 KB (per core)
L2 cache	512 KB (per core)	1 MB (per core)
L3 cache	0 KB	16 MB (shared)
Chip lithography	45 nm	4 nm
Die size	65.2526 mm2	178 mm2
Maximum core temperature	no data	100 °C
Number of transistors	140 million	25,000 million
64 bit support	-	+
Windows 11 compatibility	-	no data

Compatibility

Information on Atom Z605 and Ryzen 5 8640U 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	Intel BGA 518	FP8
Power consumption (TDP)	2.2 Watt	28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z605 and Ryzen 5 8640U. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Ryzen AI, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3
AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Precision Boost 2	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Atom Z605 and Ryzen 5 8640U are enumerated here.

AMD-V

-

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z605 and Ryzen 5 8640U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR1, DDR2	DDR5
Maximum memory size	2 GB	no data
Max memory channels	1	no data
Maximum memory bandwidth	3.2 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

PowerVR SGX535

AMD Radeon 760M

Peripherals

Specifications and connection of peripherals supported by Atom Z605 and Ryzen 5 8640U.

PCIe version	no data	4.0
PCI Express lanes	no data	20

Pros & cons summary

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Recency	4 May 2010	6 December 2023
Physical cores	1	6
Threads	2	12
Chip lithography	45 nm	4 nm
Power consumption (TDP)	2 Watt	28 Watt

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