Ryzen 9 7845HX vs A8-7680

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Aggregate performance score

A8-7680
2018
4 cores / 4 threads, 45 Watt
2.32
Ryzen 9 7845HX
2023
12 cores / 24 threads, 55 Watt
29.83
+1186%

Ryzen 9 7845HX outperforms A8-7680 by a whopping 1186% based on our aggregate benchmark results.

Primary details

Comparing A8-7680 and Ryzen 9 7845HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1822157
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation15.78no data
Market segmentDesktop processorLaptop
SeriesAMD A8no data
Power efficiency4.7049.46
Architecture codenameExcavator (2017−2018)Dragon Range-HX (Zen 4) (2023−2024)
Release date26 October 2018 (6 years ago)4 January 2023 (1 year ago)
Launch price (MSRP)$56no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

A8-7680 and Ryzen 9 7845HX 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 cores4 (Quad-Core)12 (Dodeca-Core)
Threads424
Base clock speed3.5 GHz3 GHz
Boost clock speed3.8 GHz5.2 GHz
Multiplier38no data
L1 cache128K (per core)64K (per core)
L2 cache1 MB (per core)1 MB (per core)
L3 cacheno data64 MB (shared)
Chip lithography28 nmCCD = 5 nm, I/O = 6 nm
Die size246 mm22x 71 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)74 °Cno data
Number of transistors1,178 million13,140 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier++

Compatibility

Information on A8-7680 and Ryzen 9 7845HX 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
SocketFM2+FL1
Power consumption (TDP)45 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-7680 and Ryzen 9 7845HX. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataMMX, 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 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by A8-7680 and Ryzen 9 7845HX are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-7680 and Ryzen 9 7845HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5
Maximum memory size64 GBno data
Maximum memory bandwidth14.936 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardRadeon R7 SeriesAMD Radeon 610M

Peripherals

Specifications and connection of peripherals supported by A8-7680 and Ryzen 9 7845HX.

PCIe versionno data5.0
PCI Express lanesno data28

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.

A8-7680 2.32
Ryzen 9 7845HX 29.83
+1186%

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.

A8-7680 3544
Ryzen 9 7845HX 45655
+1188%

Gaming performance

Pros & cons summary


Performance score 2.32 29.83
Recency 26 October 2018 4 January 2023
Physical cores 4 12
Threads 4 24
Power consumption (TDP) 45 Watt 55 Watt

A8-7680 has 22.2% lower power consumption.

Ryzen 9 7845HX, on the other hand, has a 1185.8% higher aggregate performance score, an age advantage of 4 years, and 200% more physical cores and 500% more threads.

The Ryzen 9 7845HX is our recommended choice as it beats the A8-7680 in performance tests.

Note that A8-7680 is a desktop processor while Ryzen 9 7845HX is a notebook one.


Should you still have questions on choice between A8-7680 and Ryzen 9 7845HX, 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.


AMD A8-7680
A8-7680
AMD Ryzen 9 7845HX
Ryzen 9 7845HX

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


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Questions & comments

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