Pentium G620 vs FX-770K

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Aggregate performance score

FX-770K
2014
4 cores / 4 threads, 65 Watt
1.93
+154%
Pentium G620
2011
2 cores / 2 threads, 65 Watt
0.76

FX-770K outperforms Pentium G620 by a whopping 154% based on our aggregate benchmark results.

Primary details

Comparing FX-770K and Pentium G620 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking19662658
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data7.43
Market segmentDesktop processorDesktop processor
Power efficiency2.811.11
Architecture codenameKaveri (2014−2015)Sandy Bridge (2011−2013)
Release dateDecember 2014 (10 years ago)22 May 2011 (13 years ago)
Launch price (MSRP)no data$60

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

FX-770K and Pentium G620 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)
Threads42
Base clock speed3.5 GHz2.6 GHz
Boost clock speed3.9 GHz2.6 GHz
L1 cache256K64 KB (per core)
L2 cache4 MB256 KB (per core)
L3 cacheno data3 MB (shared)
Chip lithography28 nm32 nm
Die size245 mm2131 mm2
Maximum core temperatureno data69 °C
Maximum case temperature (TCase)72 °Cno data
Number of transistors2,411 million504 million
64 bit support++
Windows 11 compatibilityno data-
Unlocked multiplier+-

Compatibility

Information on FX-770K and Pentium G620 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+FCLGA1155
Power consumption (TDP)65 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-770K and Pentium G620. 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++
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data-
Idle Statesno data+
Thermal Monitoring-+
Flex Memory Accessno data+
FDIno data+
Fast Memory Accessno data+

Security technologies

FX-770K and Pentium G620 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-770K and Pentium G620 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-770K and Pentium G620. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-2133DDR3
Maximum memory sizeno data32 GB
Max memory channelsno data2
Maximum memory bandwidthno data17 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel HD Graphics for 2nd Generation Intel Processors
Graphics max frequencyno data1.1 GHz

Graphics interfaces

Available interfaces and connections of FX-770K and Pentium G620 integrated GPUs.

Number of displays supportedno data2

Peripherals

Specifications and connection of peripherals supported by FX-770K and Pentium G620.

PCIe version3.02.0
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.

FX-770K 1.93
+154%
Pentium G620 0.76

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-770K 3060
+153%
Pentium G620 1208

Gaming performance

Pros & cons summary


Performance score 1.93 0.76
Physical cores 4 2
Threads 4 2
Chip lithography 28 nm 32 nm

FX-770K has a 153.9% higher aggregate performance score, 100% more physical cores and 100% more threads, and a 14.3% more advanced lithography process.

The FX-770K is our recommended choice as it beats the Pentium G620 in performance tests.


Should you still have questions on choice between FX-770K and Pentium G620, ask them in Comments section, and we shall answer.

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AMD FX-770K
FX-770K
Intel Pentium G620
Pentium G620

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.


3.7 7 votes

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2.9 512 votes

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Questions & comments

Here you can ask a question about FX-770K or Pentium G620, agree or disagree with our judgements, or report an error or mismatch.