Ryzen 9 7945HX vs Ryzen 7 5825C

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Primary details

Comparing Ryzen 7 5825C and Ryzen 9 7945HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated108
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesAMD Cezanne (Zen 3, Ryzen 5000)no data
Power efficiencyno data59.24
Architecture codenameBarcelo (Zen 3) (2022−2023)Dragon Range-HX (Zen 4) (2023−2024)
Release date5 May 2022 (2 years ago)4 January 2023 (1 year ago)

Detailed specifications

Ryzen 7 5825C and Ryzen 9 7945HX 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 cores8 (Octa-Core)16 (Hexadeca-Core)
Threads1632
Base clock speed2 GHz2.5 GHz
Boost clock speed4.5 GHz5.4 GHz
L1 cache64K (per core)64K (per core)
L2 cache512K (per core)1 MB (per core)
L3 cache16 MB (shared)64 MB (shared)
Chip lithography7 nmCCD = 5 nm, I/O = 6 nm
Die size180 mm22x 71 mm2
Maximum core temperature95 °C100 °C
Number of transistors10,700 million13,140 million
64 bit support++
Windows 11 compatibility++
Unlocked multiplier-+

Compatibility

Information on Ryzen 7 5825C and Ryzen 9 7945HX 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
SocketFP6FL1
Power consumption (TDP)15 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 5825C and Ryzen 9 7945HX. You'll probably need this information if you require some particular technology.

Instruction set extensionsXFR, FMA3, SSE 4.2, AVX2, SMTMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI++
FMA-+
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 5825C and Ryzen 9 7945HX are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 5825C and Ryzen 9 7945HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon RX Vega 8 (Ryzen 4000/5000)AMD Radeon 610M

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 5825C and Ryzen 9 7945HX.

PCIe version3.05.0
PCI Express lanes828

Pros & cons summary


Integrated graphics card 9.02 2.85
Recency 5 May 2022 4 January 2023
Physical cores 8 16
Threads 16 32
Power consumption (TDP) 15 Watt 55 Watt

Ryzen 7 5825C has 216.5% faster integrated GPU, and 266.7% lower power consumption.

Ryzen 9 7945HX, on the other hand, has an age advantage of 7 months, and 100% more physical cores and 100% more threads.

We couldn't decide between Ryzen 7 5825C and Ryzen 9 7945HX. We've got no test results to judge.


Should you still have questions on choice between Ryzen 7 5825C and Ryzen 9 7945HX, ask them in Comments section, and we shall answer.

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AMD Ryzen 7 5825C
Ryzen 7 5825C
AMD Ryzen 9 7945HX
Ryzen 9 7945HX

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Community ratings

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1.7 11 votes

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4.6 609 votes

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Questions & comments

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