FX-4170 vs i7-840QM

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Aggregate performance score

Core i7-840QM
2010
4 cores / 8 threads, 45 Watt
1.23
FX-4170
2012
4 cores / 4 threads, 125 Watt
1.92
+56.1%

FX-4170 outperforms Core i7-840QM by an impressive 56% based on our aggregate benchmark results.

Primary details

Comparing Core i7-840QM and FX-4170 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking23251969
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesIntel Core i7no data
Power efficiency2.591.45
Architecture codenameClarksfield (2009−2010)Zambezi (2011−2012)
Release date22 June 2010 (14 years ago)27 February 2012 (12 years ago)
Launch price (MSRP)$568no data

Detailed specifications

Core i7-840QM and FX-4170 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)4 (Quad-Core)
Threads84
Base clock speed1.86 GHz4.2 GHz
Boost clock speed3.2 GHz4.3 GHz
Bus typeDMI 1.0no data
Bus rate2.5 GT/sno data
Multiplier14no data
L1 cache256 KB192 KB
L2 cache1 MB4096 KB
L3 cache8 MB (shared)8192 KB
Chip lithography45 nm32 nm
Die size296 mm2315 mm2
Maximum core temperature100 °C61 °C
Number of transistors774 million1,200 million
64 bit support++
Windows 11 compatibility--
P0 Vcore voltageno dataMin: 1.1875 V - Max: 1.4125 V

Compatibility

Information on Core i7-840QM and FX-4170 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 configuration1 (Uniprocessor)1
SocketFCPGA988,PGA988AM3+
Power consumption (TDP)45 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-840QM and FX-4170. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2no data
AES-NI-+
FMA-+
AVX-+
vPro+no data
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology+no data
Hyper-Threading Technology+no data
Idle States+no data
Thermal Monitoring+-
PAE36 Bitno data

Security technologies

Core i7-840QM and FX-4170 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-840QM and FX-4170 are enumerated here.

AMD-V-+
VT-d+no data
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-840QM and FX-4170. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory size8 GBno data
Max memory channels2no data
Maximum memory bandwidth21.335 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardNoneno data

Peripherals

Specifications and connection of peripherals supported by Core i7-840QM and FX-4170.

PCIe version2n/a
PCI Express lanes16no data

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.

i7-840QM 1.23
FX-4170 1.92
+56.1%

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.

i7-840QM 1952
FX-4170 3047
+56.1%

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.

i7-840QM 386
FX-4170 462
+19.7%

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.

i7-840QM 1044
FX-4170 1197
+14.7%

Gaming performance

Pros & cons summary


Performance score 1.23 1.92
Recency 22 June 2010 27 February 2012
Threads 8 4
Chip lithography 45 nm 32 nm
Power consumption (TDP) 45 Watt 125 Watt

i7-840QM has 100% more threads, and 177.8% lower power consumption.

FX-4170, on the other hand, has a 56.1% higher aggregate performance score, an age advantage of 1 year, and a 40.6% more advanced lithography process.

The FX-4170 is our recommended choice as it beats the Core i7-840QM in performance tests.

Be aware that Core i7-840QM is a notebook processor while FX-4170 is a desktop one.


Should you still have questions on choice between Core i7-840QM and FX-4170, ask them in Comments section, and we shall answer.

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Intel Core i7-840QM
Core i7-840QM
AMD FX-4170
FX-4170

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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 Core i7-840QM or FX-4170, agree or disagree with our judgements, or report an error or mismatch.