Intel Core i3-2120 vs Intel Core i7-3770K

Compare Intel Core 2 core CPU vs Intel Core 4 core processor, specs and benchmark score. Which is the better CPU for gaming?

CPU Comparison

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Price

The cheapest price from our partner retailers

$ 170.00
$ 174.89 significantly less expensive
$ 344.89

Benchmark Score

Overall Score

A combined score of all workloads

1307 points
2702 points
106% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

2496 points
4366 points
74% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

989 points
2208 points
123% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

949 points
2118 points
123% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i3-2120 and the Core i7-3770K? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

14.23 points
47.21 points
231% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

1073 points
2474 points
130% significantly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

516 points
708 points
37% slightly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

1022 points
2489 points
143% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

497 points
709 points
42% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

2
4
100% significantly more cores

Threads

Number of logical processing units

4
8
100% significantly more threads

Clock Speed

Base frequency at which the chip operates

3.3 GHz
3.5 GHz
6% slightly higher clock speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

65 W
18% slightly lower TDP
77 W

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

32 GiB
Identical
32 GiB

Other details

Rank

Ranking in the hardwareDB database

869th of 1,089
588th of 1,089

Family

The product line

Core
Core

Release date

The official date of release of this chip

2011 February
2012 May

Memory Type

The type of memory used by this chip

DDR3-1066
DDR3-1333

Supports ECC memory

Does this CPU support error correcting memory

-
No

Core i3-2120 vs Core i7-3770K specs and performance

According to the hardwareDB Benchmark tool, the Core i7-3770K is faster than the Core i3-2120. Furthermore, our gaming benchmark shows that it also outperforms the Core i3-2120 in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i7-3770K has significantly more cores than the Core i3-2120. Indeed, the Core i7-3770K has 4 cores compared to 2 cores found in the Core i3-2120. It also has more threads than the Core i3-2120. Our comparison shows that the Core i7-3770K has a slightly higher clock speed compared to the Core i3-2120. A Core i3-2120 CPU outputs less heat than a Core i7-3770K CPU because of its slightly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

The more cores a CPU has, the better the overall performance will be in parallel workloads such as multitasking. Many CPUs have more threads than cores, this means that each physical core is split into multiple logical cores, making them more efficient. Indeed, the Core i3-2120 has more threads than cores. Each physical core is split into multiple threads.

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