Ryzen 5 7545U vs Ryzen 9 3900XT

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Primary details

Comparing Ryzen 9 3900XT and Ryzen 5 7545U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking274not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation26.06no data
Market segmentDesktop processorLaptop
SeriesAMD Ryzen 9no data
Power efficiency18.52no data
Architecture codenameMatisse 2 (2020)Phoenix (Zen4) (2023)
Release date7 July 2020 (4 years ago)2 November 2023 (1 year ago)
Launch price (MSRP)$499no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 9 3900XT and Ryzen 5 7545U 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 cores12 (Dodeca-Core)6 (Hexa-Core)
Threads2412
Base clock speed3.8 GHz3.2 GHz
Boost clock speed4.7 GHz4.9 GHz
L1 cache96K (per core)64 KB (per core)
L2 cache512K (per core)1 MB (per core)
L3 cache64 MB16 MB (shared)
Chip lithography7 nm, 12 nm4 nm
Die size74 mm2137 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)95 °Cno data
Number of transistors3,800 million20,900 million
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier+-

Compatibility

Information on Ryzen 9 3900XT and Ryzen 5 7545U 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 configuration11
SocketAM4FP7
Power consumption (TDP)105 Watt28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3900XT and Ryzen 5 7545U. You'll probably need this information if you require some particular technology.

AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 3900XT and Ryzen 5 7545U are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 3900XT and Ryzen 5 7545U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR5
Maximum memory size128 GBno data
Max memory channels2no data
Maximum memory bandwidth51.196 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card-AMD Radeon 740M ( - 2800 MHz)

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 3900XT and Ryzen 5 7545U.

PCIe version4.04.0
PCI Express lanesno data14

Pros & cons summary


Recency 7 July 2020 2 November 2023
Physical cores 12 6
Threads 24 12
Chip lithography 7 nm 4 nm
Power consumption (TDP) 105 Watt 28 Watt

Ryzen 9 3900XT has 100% more physical cores and 100% more threads.

Ryzen 5 7545U, on the other hand, has an age advantage of 3 years, a 75% more advanced lithography process, and 275% lower power consumption.

We couldn't decide between Ryzen 9 3900XT and Ryzen 5 7545U. We've got no test results to judge.

Note that Ryzen 9 3900XT is a desktop processor while Ryzen 5 7545U is a notebook one.


Should you still have questions on choice between Ryzen 9 3900XT and Ryzen 5 7545U, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 3900XT
Ryzen 9 3900XT
AMD Ryzen 5 7545U
Ryzen 5 7545U

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Community ratings

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4.7 424 votes

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