i9-11900KF vs Turion II Neo K665

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Primary details

Comparing Turion II Neo K665 and Core i9-11900KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated427
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesAMD Turion II Neono data
Power efficiencyno data11.91
Architecture codenameGeneva (2010)Rocket Lake (2021)
Release date12 May 2010 (14 years ago)16 March 2021 (3 years ago)

Detailed specifications

Turion II Neo K665 and Core i9-11900KF 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 cores2 (Dual-core)8 (Octa-Core)
Threads216
Base clock speedno data3.5 GHz
Boost clock speed1.7 GHz5.2 GHz
Bus rate3200 MHz8 GT/s
L1 cache256 KB64K (per core)
L2 cache1 MB256K (per core)
L3 cacheno data16 MB (shared)
Chip lithography45 nm14 nm
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)no data72 °C
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Turion II Neo K665 and Core i9-11900KF 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 configurationno data1
SocketS1g4FCLGA1200
Power consumption (TDP)15 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Turion II Neo K665 and Core i9-11900KF. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX, 3DNow, SSE, SSE2, SSE3, SSE4A, AMD64, Enhanced Virus Protection, VirtualizationIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI-+
AVX-+
VirusProtect+-
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Idle Statesno data+
Thermal Monitoring-+
Turbo Boost Max 3.0no data+
Deep Learning Boost-+

Security technologies

Turion II Neo K665 and Core i9-11900KF technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
Identity Protection-+
SGXno data-
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Turion II Neo K665 and Core i9-11900KF are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Turion II Neo K665 and Core i9-11900KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4-3200
Maximum memory sizeno data128 GB
Max memory channelsno data2
Maximum memory bandwidthno data50 GB/s

Peripherals

Specifications and connection of peripherals supported by Turion II Neo K665 and Core i9-11900KF.

PCIe versionno data4.0
PCI Express lanesno data20

Pros & cons summary


Recency 12 May 2010 16 March 2021
Physical cores 2 8
Threads 2 16
Chip lithography 45 nm 14 nm
Power consumption (TDP) 15 Watt 125 Watt

Turion II Neo K665 has 733.3% lower power consumption.

i9-11900KF, on the other hand, has an age advantage of 10 years, 300% more physical cores and 700% more threads, and a 221.4% more advanced lithography process.

We couldn't decide between Turion II Neo K665 and Core i9-11900KF. We've got no test results to judge.

Be aware that Turion II Neo K665 is a notebook processor while Core i9-11900KF is a desktop one.


Should you still have questions on choice between Turion II Neo K665 and Core i9-11900KF, ask them in Comments section, and we shall answer.

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AMD Turion II Neo K665
Turion II Neo K665
Intel Core i9-11900KF
Core i9-11900KF

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