Ryzen 9 7945HX3D vs Atom Z650

Primary details

Comparing Atom Z650 and Ryzen 9 7945HX3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	97
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Atom	AMD Dragon Range (Zen 4, Ryzen 7045)
Power efficiency	no data	62.74
Architecture codename	Lincroft (2010−2011)	Dragon Range-HX (Zen 4) (2023−2024)
Release date	11 April 2011 (13 years ago)	27 July 2023 (1 year ago)

Detailed specifications

Atom Z650 and Ryzen 9 7945HX3D 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)	16 (Hexadeca-Core)
Threads	2	32
Base clock speed	1.2 GHz	2.3 GHz
Boost clock speed	1.2 GHz	5.4 GHz
Bus type	cDMI	no data
Bus rate	400 MT/s	no data
Multiplier	8	no data
L1 cache	56 KB	64 KB (per core)
L2 cache	512 KB (per core)	1 MB (per core)
L3 cache	0 KB	128 MB (shared)
Chip lithography	45 nm	5 nm
Die size	65 mm2	2x 71 mm2
Maximum core temperature	90 °C	89 °C
Number of transistors	140 million	17,840 million
64 bit support	-	+
Windows 11 compatibility	-	no data
Unlocked multiplier	-	+

Compatibility

Information on Atom Z650 and Ryzen 9 7945HX3D 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	FL1
Power consumption (TDP)	3 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z650 and Ryzen 9 7945HX3D. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE, Intel® SSE2, Intel® SSE3	no data
AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Precision Boost 2	no data	+

Security technologies

Atom Z650 and Ryzen 9 7945HX3D technologies aimed at improving security, for example, by protecting against hacks.

EDB

+

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Atom Z650 and Ryzen 9 7945HX3D 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 Z650 and Ryzen 9 7945HX3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR2	DDR5-5200
Maximum memory size	2.93 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 610M

Graphics interfaces

Available interfaces and connections of Atom Z650 and Ryzen 9 7945HX3D integrated GPUs.

LVDS

+

no data

Peripherals

Specifications and connection of peripherals supported by Atom Z650 and Ryzen 9 7945HX3D.

PCIe version	no data	5.0
PCI Express lanes	no data	28
PCI support	-	no data

Pros & cons summary

---

Recency	11 April 2011	27 July 2023
Physical cores	1	16
Threads	2	32
Chip lithography	45 nm	5 nm
Power consumption (TDP)	3 Watt	55 Watt

---

Should you still have questions on choice between Atom Z650 and Ryzen 9 7945HX3D, 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.

---