i3-4100M vs Athlon II X4 645

VS

Aggregate performance score

Athlon II X4 645
2010
4 cores / 4 threads, 95 Watt
1.53
Core i3-4100M
2013
2 cores / 4 threads, 37 Watt
1.65
+7.8%

Core i3-4100M outperforms Athlon II X4 645 by a small 8% based on our aggregate benchmark results.

Primary details

Comparing Athlon II X4 645 and Core i3-4100M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking21462091
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.30no data
Market segmentDesktop processorLaptop
Seriesno dataIntel Core i3
Power efficiency1.474.07
Architecture codenamePropus (2009−2011)Haswell (2013−2015)
Release date21 September 2010 (14 years ago)4 June 2013 (11 years ago)
Launch price (MSRP)$80$225

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Athlon II X4 645 and Core i3-4100M 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 speed3.1 GHz2.5 GHz
Boost clock speed3.1 GHz2.5 GHz
Bus rateno data5 GT/s
L1 cache128 KB (per core)128 KB
L2 cache512 KB (per core)512 KB
L3 cache0 KB3 MB
Chip lithography45 nm22 nm
Die size169 mm2130 mm2
Maximum core temperatureno data100 °C
Number of transistors300 million960 Million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Athlon II X4 645 and Core i3-4100M 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
SocketAM3FCPGA946
Power consumption (TDP)95 Watt37 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II X4 645 and Core i3-4100M. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data+
Thermal Monitoring-+

Security technologies

Athlon II X4 645 and Core i3-4100M technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDBno data+
Secure Keyno data+
Identity Protection-+
Anti-Theftno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon II X4 645 and Core i3-4100M 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 II X4 645 and Core i3-4100M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory sizeno data32 GB
Max memory channelsno data2
Maximum memory bandwidthno data25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel HD Graphics 4600
Max video memoryno data2 GB
Quick Sync Video-+
Graphics max frequencyno data1.1 GHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Athlon II X4 645 and Core i3-4100M integrated GPUs.

Number of displays supportedno data3
eDPno data+
DisplayPort-+
HDMI-+
VGAno data+

Graphics image quality

Maximum display resolutions supported by Athlon II X4 645 and Core i3-4100M integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data3840x2160@60Hz
Max resolution over DisplayPortno data3840x2160@60Hz
Max resolution over VGAno data2880x1800@60Hz

Graphics API support

APIs supported by Athlon II X4 645 and Core i3-4100M integrated GPUs, sometimes API versions are included.

DirectXno data11.2/12
OpenGLno data4.3

Peripherals

Specifications and connection of peripherals supported by Athlon II X4 645 and Core i3-4100M.

PCIe version2.02.0
PCI Express lanesno data16

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 II X4 645 1.53
i3-4100M 1.65
+7.8%

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 II X4 645 2348
i3-4100M 2519
+7.3%

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 II X4 645 318
i3-4100M 759
+139%

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 II X4 645 955
i3-4100M 1527
+59.9%

Gaming performance

Pros & cons summary


Performance score 1.53 1.65
Recency 21 September 2010 4 June 2013
Physical cores 4 2
Chip lithography 45 nm 22 nm
Power consumption (TDP) 95 Watt 37 Watt

Athlon II X4 645 has 100% more physical cores.

i3-4100M, on the other hand, has a 7.8% higher aggregate performance score, an age advantage of 2 years, a 104.5% more advanced lithography process, and 156.8% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Athlon II X4 645 and Core i3-4100M.

Note that Athlon II X4 645 is a desktop processor while Core i3-4100M is a notebook one.


Should you still have questions on choice between Athlon II X4 645 and Core i3-4100M, 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 Athlon II X4 645
Athlon II X4 645
Intel Core i3-4100M
Core i3-4100M

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


3.8 385 votes

Rate Athlon II X4 645 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.9 55 votes

Rate Core i3-4100M on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Athlon II X4 645 or Core i3-4100M, agree or disagree with our judgements, or report an error or mismatch.