i5-661 vs Athlon X4 860K

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Aggregate performance score

Athlon X4 860K
2014
4 cores / 4 threads, 95 Watt
2.16
+38.5%
Core i5-661
2010
2 cores / 4 threads, 87 Watt
1.56

Athlon X4 860K outperforms Core i5-661 by a substantial 38% based on our aggregate benchmark results.

Primary details

Comparing Athlon X4 860K and Core i5-661 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking18602124
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data0.12
Market segmentDesktop processorDesktop processor
Power efficiency2.151.70
Architecture codenameKaveri (2014−2015)Clarkdale (2010−2011)
Release date12 August 2014 (10 years ago)7 January 2010 (14 years ago)
Launch price (MSRP)no data$252

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Athlon X4 860K and Core i5-661 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)2 (Dual-core)
Threads44
Base clock speed3.7 GHz3.33 GHz
Boost clock speed4 GHz3.6 GHz
Bus rateno data2.5 GT/s
L1 cache256K64 KB (per core)
L2 cache4 MB256 KB (per core)
L3 cacheno data4 MB (shared)
Chip lithography28 nm32 nm
Die size245 mm281 mm2
Maximum core temperatureno data70 °C
Maximum case temperature (TCase)72 °Cno data
Number of transistors2,411 million382 million
64 bit support++
Windows 11 compatibilityno data-
Unlocked multiplier+-

Compatibility

Information on Athlon X4 860K and Core i5-661 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+FCLGA1156
Power consumption (TDP)95 Watt87 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon X4 860K and Core i5-661. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.2
AES-NI++
FMA+-
AVX+-
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data1.0
Hyper-Threading Technologyno data+
Idle Statesno data+
Demand Based Switchingno data-
PAEno data36 Bit
FDIno data+

Security technologies

Athlon X4 860K and Core i5-661 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon X4 860K and Core i5-661 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 Athlon X4 860K and Core i5-661. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-2133DDR3
Maximum memory sizeno data16.38 GB
Max memory channelsno data2
Maximum memory bandwidthno data21 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel HD Graphics for Previous Generation Intel Processors
Clear Video HDno data+

Graphics interfaces

Available interfaces and connections of Athlon X4 860K and Core i5-661 integrated GPUs.

Number of displays supportedno data2

Peripherals

Specifications and connection of peripherals supported by Athlon X4 860K and Core i5-661.

PCIe version3.02.0
PCI Express lanes1616

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.

Athlon X4 860K 2.16
+38.5%
i5-661 1.56

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.

Athlon X4 860K 3431
+38.9%
i5-661 2471

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Athlon X4 860K 459
i5-661 483
+5.2%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Athlon X4 860K 1127
+18.3%
i5-661 953

Gaming performance

Pros & cons summary


Performance score 2.16 1.56
Recency 12 August 2014 7 January 2010
Physical cores 4 2
Chip lithography 28 nm 32 nm
Power consumption (TDP) 95 Watt 87 Watt

Athlon X4 860K has a 38.5% higher aggregate performance score, an age advantage of 4 years, 100% more physical cores, and a 14.3% more advanced lithography process.

i5-661, on the other hand, has 9.2% lower power consumption.

The Athlon X4 860K is our recommended choice as it beats the Core i5-661 in performance tests.


Should you still have questions on choice between Athlon X4 860K and Core i5-661, ask them in Comments section, and we shall answer.

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AMD Athlon X4 860K
Athlon X4 860K
Intel Core i5-661
Core i5-661

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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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