i9-9820X vs A8-7650K

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Aggregate performance score

A8-7650K
2015
4 cores / 4 threads, 95 Watt
1.97
Core i9-9820X
2018
10 cores / 20 threads, 165 Watt
12.74
+547%

Core i9-9820X outperforms A8-7650K by a whopping 547% based on our aggregate benchmark results.

Primary details

Comparing A8-7650K and Core i9-9820X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1944606
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.315.00
Market segmentDesktop processorDesktop processor
SeriesAMD A-Series (Desktop)Intel Core i9
Power efficiency1.967.31
Architecture codenameKaveri (2014−2015)Skylake (server) (2017−2018)
Release date7 January 2015 (9 years ago)8 October 2018 (6 years ago)
Launch price (MSRP)$152$898

Cost-effectiveness evaluation

Performance per price, higher is better.

i9-9820X has 1513% better value for money than A8-7650K.

Detailed specifications

A8-7650K and Core i9-9820X 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)10 (Deca-Core)
Threads420
Base clock speed3.3 GHz3.3 GHz
Boost clock speed3.8 GHz4.2 GHz
Bus typeno dataDMI 3.0
Bus rateno data4 × 8 GT/s
Multiplierno data33
L1 cache256 KB640 KB
L2 cache4096 KB10 MB
L3 cacheno data16.5 MB (shared)
Chip lithography28 nm14 nm
Die size245 mm2no data
Maximum core temperature72 °C92 °C
Maximum case temperature (TCase)no data72 °C
Number of transistors2,411 millionno data
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier++

Compatibility

Information on A8-7650K and Core i9-9820X 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 (Uniprocessor)
SocketFM2+FCLGA2066
Power consumption (TDP)95 Watt165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-7650K and Core i9-9820X. You'll probably need this information if you require some particular technology.

Instruction set extensionsSSE1-4a, AVX, AES, FMA4, VTIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI++
FMA+-
AVX++
FRTC+-
FreeSync+-
DualGraphics+-
TrueAudio+-
PowerNow+-
PowerGating+-
Out-of-band client management+-
VirusProtect+-
HSA+-
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Turbo Boost Max 3.0no data+

Security technologies

A8-7650K and Core i9-9820X technologies aimed at improving security, for example, by protecting against hacks.

EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by A8-7650K and Core i9-9820X are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
IOMMU 2.0+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-7650K and Core i9-9820X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-2133DDR4-2666
Maximum memory sizeno data128 GB
Max memory channels24
Maximum memory bandwidthno data85.33 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon R7 GraphicsN/A
iGPU core count6no data
จำนวนพาธไลน์384no data
Enduro+-
Switchable graphics+-
UVD+-
VCE+-

Graphics interfaces

Available interfaces and connections of A8-7650K and Core i9-9820X integrated GPUs.

DisplayPort+-
HDMI+-

Graphics API support

APIs supported by A8-7650K and Core i9-9820X integrated GPUs, sometimes API versions are included.

DirectXDirectX® 12no data
Vulkan+-

Peripherals

Specifications and connection of peripherals supported by A8-7650K and Core i9-9820X.

PCIe version3.03.0
PCI Express lanes1644

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.

A8-7650K 1.97
i9-9820X 12.74
+547%

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.

A8-7650K 3132
i9-9820X 20234
+546%

Gaming performance

Pros & cons summary


Performance score 1.97 12.74
Recency 7 January 2015 8 October 2018
Physical cores 4 10
Threads 4 20
Chip lithography 28 nm 14 nm
Power consumption (TDP) 95 Watt 165 Watt

A8-7650K has 73.7% lower power consumption.

i9-9820X, on the other hand, has a 546.7% higher aggregate performance score, an age advantage of 3 years, 150% more physical cores and 400% more threads, and a 100% more advanced lithography process.

The Core i9-9820X is our recommended choice as it beats the A8-7650K in performance tests.


Should you still have questions on choice between A8-7650K and Core i9-9820X, ask them in Comments section, and we shall answer.

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AMD A8-7650K
A8-7650K
Intel Core i9-9820X
Core i9-9820X

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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

Here you can ask a question about A8-7650K or Core i9-9820X, agree or disagree with our judgements, or report an error or mismatch.