Ryzen 7 7840U vs Atom Z615

Primary details

Comparing Atom Z615 and Ryzen 7 7840U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	427
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Atom	AMD Phoenix (Zen 4, Ryzen 7040)
Power efficiency	no data	53.17
Architecture codename	Lincroft (2010−2011)	Phoenix-U (Zen 4) (2023)
Release date	4 May 2010 (14 years ago)	May 2023 (1 year ago)

Detailed specifications

Atom Z615 and Ryzen 7 7840U 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)	8 (Octa-Core)
Threads	2	16
Base clock speed	1.6 GHz	3.3 GHz
Boost clock speed	1.6 GHz	5.1 GHz
Bus type	cDMI	no data
Bus rate	400 MT/s	no data
Multiplier	12	no data
L1 cache	64K (per core)	64K (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	+90 °C	100 °C
Number of transistors	140 million	25,000 million
64 bit support	-	+
Windows 11 compatibility	-	+

Compatibility

Information on Atom Z615 and Ryzen 7 7840U 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	T-PBGA518	FP8
Power consumption (TDP)	2.2 Watt	28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z615 and Ryzen 7 7840U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE, Intel® SSE2, Intel® SSE3, Intel® SSSE3	no data
AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	-	no data
Demand Based Switching	-	no data
PAE	32 Bit	no data
GPIO	+	no data
FDI	-	no data
Fast Memory Access	-	no data
AMT	-	no data
Matrix Storage	-	no data
Quiet System	-	no data
I/O Acceleration	-	no data
Quick Resume	-	no data
HD Audio	-	no data
Precision Boost 2	no data	+

Security technologies

Atom Z615 and Ryzen 7 7840U technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Atom Z615 and Ryzen 7 7840U are enumerated here.

AMD-V	-	+
VT-d	-	no data
VT-x	-	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z615 and Ryzen 7 7840U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR2	DDR5-5600
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 780M
Max video memory	256 MB	no data
Clear Video	+	no data

Graphics interfaces

Available interfaces and connections of Atom Z615 and Ryzen 7 7840U integrated GPUs.

LVDS	+	no data
MIPI	+	no data

Peripherals

Specifications and connection of peripherals supported by Atom Z615 and Ryzen 7 7840U.

PCIe version	None	4.0
PCI Express lanes	no data	20
PCI support	-	no data
USB revision	2.0	no data
Integrated IDE	-	no data
Number of USB ports	4	no data
Integrated LAN	-	no data
UART	+	no data

Pros & cons summary

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Physical cores	1	8
Threads	2	16
Chip lithography	45 nm	4 nm
Power consumption (TDP)	2 Watt	28 Watt

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