i7-640M vs FX-8120

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Aggregate performance score

FX-8120
2011
8 cores / 8 threads, 125 Watt
4.31
+219%

FX-8120 outperforms Core i7-640M by a whopping 219% based on our aggregate benchmark results.

Primary details

Comparing FX-8120 and Core i7-640M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking13762258
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataIntel Core i7
Power efficiency3.143.52
Architecture codenameZambezi (2011−2012)Arrandale (2010−2011)
Release date12 October 2011 (13 years ago)13 September 2010 (14 years ago)
Launch price (MSRP)no data$346

Detailed specifications

FX-8120 and Core i7-640M 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 cores8 (Octa-Core)2 (Dual-core)
Threads84
Base clock speed3.1 GHz2.8 GHz
Boost clock speed4 GHz3.46 GHz
Bus typeno dataDMI 1.0
Bus rateno data1 × 2.5 GT/s
Multiplierno data21
L1 cache384 KB128 KB
L2 cache8192 KB512 KB
L3 cache8192 KB4 MB (shared)
Chip lithography32 nm32 nm
Die size315 mm281+114 mm2
Maximum core temperature61 °C105 °C
Number of transistors1,200 million382 Million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-
P0 Vcore voltageMin: 1.0125 V - Max: 1.4125 Vno data

Compatibility

Information on FX-8120 and Core i7-640M 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)
SocketAM3+BGA1288,PGA988
Power consumption (TDP)125 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-8120 and Core i7-640M. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2
AES-NI++
FMA++
AVX+-
vProno data+
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data+
Hyper-Threading Technologyno data+
Idle Statesno data+
Thermal Monitoring-+
Flex Memory Accessno data+
PAEno data36 Bit
FDIno data+
Fast Memory Accessno data+

Security technologies

FX-8120 and Core i7-640M technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by FX-8120 and Core i7-640M 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 FX-8120 and Core i7-640M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory sizeno data8 GB
Max memory channelsno data2
Maximum memory bandwidthno data17.051 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel® HD Graphics for Previous Generation Intel® Processors
Clear Videono data+
Clear Video HDno data+
Graphics max frequencyno data766 MHz

Graphics interfaces

Available interfaces and connections of FX-8120 and Core i7-640M integrated GPUs.

Number of displays supportedno data2

Peripherals

Specifications and connection of peripherals supported by FX-8120 and Core i7-640M.

PCIe versionn/a2.0
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.

FX-8120 4.31
+219%
i7-640M 1.35

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.

FX-8120 6594
+219%
i7-640M 2069

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.

FX-8120 411
i7-640M 424
+3.2%

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.

FX-8120 1523
+89.7%
i7-640M 803

Gaming performance

Pros & cons summary


Performance score 4.31 1.35
Recency 12 October 2011 13 September 2010
Physical cores 8 2
Threads 8 4
Power consumption (TDP) 125 Watt 35 Watt

FX-8120 has a 219.3% higher aggregate performance score, an age advantage of 1 year, and 300% more physical cores and 100% more threads.

i7-640M, on the other hand, has 257.1% lower power consumption.

The FX-8120 is our recommended choice as it beats the Core i7-640M in performance tests.

Note that FX-8120 is a desktop processor while Core i7-640M is a notebook one.


Should you still have questions on choice between FX-8120 and Core i7-640M, ask them in Comments section, and we shall answer.

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AMD FX-8120
FX-8120
Intel Core i7-640M
Core i7-640M

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.


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Questions & comments

Here you can ask a question about FX-8120 or Core i7-640M, agree or disagree with our judgements, or report an error or mismatch.