Ryzen 9 7945HX3D vs Atom Z670

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Aggregate performance score

Atom Z670
2011
1 core / 2 threads, 3 Watt
0.10
Ryzen 9 7945HX3D
2023
16 cores / 32 threads, 55 Watt
36.14
+36040%

Ryzen 9 7945HX3D outperforms Atom Z670 by a whopping 36040% based on our aggregate benchmark results.

Primary details

Comparing Atom Z670 and Ryzen 9 7945HX3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking338299
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel AtomAMD Dragon Range (Zen 4, Ryzen 7045)
Power efficiency3.1562.15
Architecture codenameLincroft (2010−2011)Dragon Range-HX (Zen 4) (2023−2024)
Release date11 April 2011 (13 years ago)27 July 2023 (1 year ago)
Launch price (MSRP)$75no data

Detailed specifications

Atom Z670 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 cores1 (Single-Core)16 (Hexadeca-Core)
Threads232
Base clock speed1.5 GHz2.3 GHz
Boost clock speed1.5 GHz5.4 GHz
Bus typecDMIno data
Bus rate400 MT/sno data
Multiplier8no data
L1 cache64K (per core)64 KB (per core)
L2 cache512K (per core)1 MB (per core)
L3 cache0 KB128 MB (shared)
Chip lithography45 nm5 nm
Die size65 mm22x 71 mm2
Maximum core temperature90 °C89 °C
Number of transistors140 million17,840 million
64 bit support-+
Windows 11 compatibility-no data
Unlocked multiplier-+

Compatibility

Information on Atom Z670 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 configuration1 (Uniprocessor)1
SocketT-PBGA518FL1
Power consumption (TDP)3 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z670 and Ryzen 9 7945HX3D. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE2, Intel® SSE3, Intel® SSSE3no data
AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)+no data
Hyper-Threading Technology+no data
Idle States+no data
Thermal Monitoring+-
Precision Boost 2no data+

Security technologies

Atom Z670 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 Z670 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 Z670 and Ryzen 9 7945HX3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR2DDR5-5200
Maximum memory size2.93 GBno data
Max memory channels1no data
Maximum memory bandwidth3.2 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardPowerVR SGX535AMD Radeon 610M (400 - 2200 MHz)

Graphics interfaces

Available interfaces and connections of Atom Z670 and Ryzen 9 7945HX3D integrated GPUs.

LVDS+no data

Peripherals

Specifications and connection of peripherals supported by Atom Z670 and Ryzen 9 7945HX3D.

PCIe versionno data5.0
PCI Express lanesno data28
PCI support-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.

Atom Z670 0.10
Ryzen 9 7945HX3D 36.14
+36040%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Atom Z670 158
Ryzen 9 7945HX3D 57404
+36232%

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Atom Z670 497
Ryzen 9 7945HX3D 8478
+1606%

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Atom Z670 759
Ryzen 9 7945HX3D 70414
+9177%

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Atom Z670 151
Ryzen 9 7945HX3D 5.9
+2459%

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

Atom Z670 0
Ryzen 9 7945HX3D 62
+28036%

Gaming performance

Pros & cons summary


Performance score 0.10 36.14
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

Atom Z670 has 1733.3% lower power consumption.

Ryzen 9 7945HX3D, on the other hand, has a 36040% higher aggregate performance score, an age advantage of 12 years, 1500% more physical cores and 1500% more threads, and a 800% more advanced lithography process.

The Ryzen 9 7945HX3D is our recommended choice as it beats the Atom Z670 in performance tests.


Should you still have questions on choice between Atom Z670 and Ryzen 9 7945HX3D, ask them in Comments section, and we shall answer.

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Intel Atom Z670
Atom Z670
AMD Ryzen 9 7945HX3D
Ryzen 9 7945HX3D

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Community ratings

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Questions & comments

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