AMD FX-8120 vs Intel Core i7-3770

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Combined performance score

i7-3770
4.17

FX-8120 outperforms Core i7-3770 by 3% in our combined benchmark results.

General info

Comparing Core i7-3770 and FX-8120 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking12801255
Place by popularity11not in top-100
Value for money2.972.74
Market segmentDesktop processorDesktop processor
Architecture codenameIvy Bridge (2012−2013)Zambezi (2011−2012)
Release date29 April 2012 (11 years old)12 October 2011 (12 years old)
Launch price (MSRP)$324no data
Current price$83 (0.3x MSRP)$74
Value for money

Performance per price, higher is better.

i7-3770 has 8% better value for money than FX-8120.

Technical specs

Core i7-3770 and FX-8120 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)8 (Octa-Core)
Threads88
Base clock speed3.4 GHz3.1 GHz
Boost clock speed3.9 GHz4 GHz
L1 cache64 KB (per core)384 KB
L2 cache256 KB (per core)8192 KB
L3 cache8192 KB (shared)8192 KB
Chip lithography22 nm32 nm
Die size160 mm2315 mm2
Maximum core temperature105 °C61 °C
Maximum case temperature (TCase)67 °Cno data
Number of transistors1,400 million1,200 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplierNoYes
P0 Vcore voltageno dataMin: 1.0125 V - Max: 1.4125 V

Compatibility

Information on Core i7-3770 and FX-8120 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
SocketFCLGA1155AM3+
Power consumption (TDP)77 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-3770 and FX-8120. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVXno data
AES-NI++
FMAno data+
AVX++
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX-no data
Idle States+no data
Thermal Monitoring+no data
FDI+no data
StatusDiscontinuedno data

Security technologies

Core i7-3770 and FX-8120 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
Secure Key+no data
Identity Protection+no data
Anti-Theft+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-3770 and FX-8120 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-3770 and FX-8120. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory size32 GBno data
Max memory channels2no data
Maximum memory bandwidth25.6 GB/sno data
ECC memory support-no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 4000no data
Quick Sync Video+no data
Clear Video HD+no data
Graphics max frequency1.15 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-3770 and FX-8120 integrated GPUs.

Number of displays supported3no data

Peripherals

Specifications and connection of peripherals supported by Core i7-3770 and FX-8120.

PCIe version3.0n/a

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.

i7-3770 4.17
FX-8120 4.29
+2.9%

FX-8120 outperforms Core i7-3770 by 3% in our combined benchmark results.


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.

Benchmark coverage: 68%

i7-3770 6409
FX-8120 6594
+2.9%

FX-8120 outperforms Core i7-3770 by 3% in Passmark.

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.

Benchmark coverage: 42%

i7-3770 671
+58.3%
FX-8120 424

Core i7-3770 outperforms FX-8120 by 58% in GeekBench 5 Single-Core.

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.

Benchmark coverage: 42%

i7-3770 2300
+47%
FX-8120 1565

Core i7-3770 outperforms FX-8120 by 47% in GeekBench 5 Multi-Core.

3DMark Fire Strike Physics

Benchmark coverage: 4%

i7-3770 8370
+55.6%
FX-8120 5380

Core i7-3770 outperforms FX-8120 by 56% in 3DMark Fire Strike Physics.

Gaming performance

Advantages and disadvantages


Performance score 4.17 4.29
Recency 29 April 2012 12 October 2011
Physical cores 4 8
Chip lithography 22 nm 32 nm
Power consumption (TDP) 77 Watt 125 Watt

We couldn't decide between Core i7-3770 and FX-8120. The differences in performance seem too small.


Should you still have questions on choice between Core i7-3770 and FX-8120, ask them in Comments section, and we shall answer.

User ratings

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i7-3770
Core i7-3770
AMD FX-8120
FX-8120

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User ratings: view and submit

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Questions and comments

Here you can ask a question about Core i7-3770 or FX-8120, agree or disagree with our judgements, or report an error or mismatch.