Intel Core i7-3770 vs Intel Core i7-5820K

Compare Intel Core 4 core CPU vs Intel Core X-series 6 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

$ 174.85
$ 255.10 significantly less expensive
$ 429.95

Benchmark Score

Overall Score

A combined score of all workloads

2575 points
4081 points
58% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

4118 points
5494 points
33% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

2119 points
3634 points
71% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

2036 points
3527 points
73% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-3770 and the Core i7-5820K? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

1985 points
3543 points
78% significantly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

45.88 points
95.66 points
108% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

2294 points
5383 points
134% significantly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

672 points
1134 points
68% significantly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

2315 points
5467 points
136% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

673 points
1180 points
75% significantly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

4
6
49% significantly more cores

Threads

Number of logical processing units

8
12
49% significantly more threads

Clock Speed

Base frequency at which the chip operates

3.40 GHz
3% slightly higher clock speed
3.3 GHz

Turbo Speed

Higher frequency used for heavy workloads

3.9 GHz
8% slightly higher turbo speed
3.6 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

77 W
81% significantly lower TDP
140 W

Memory Channels

Lanes for simultaneous memory access

2
4
100% significantly more memory channels

Supported Memory

Maximum amount of RAM supported by this CPU

32 GiB
64 GiB
100% significantly more supported memory

Other details

Rank

Ranking in the hardwareDB database

611th of 1,089
428th of 1,089

Family

The product line

Core
Core X-series

Release date

The official date of release of this chip

2012 May
2014 August

Memory Type

The type of memory used by this chip

DDR3-1333
DDR4-1600

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-3770 vs Core i7-5820K specs and performance

In our benchmarks, the Core i7-5820K beats the Core i7-3770 in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-3770 in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core i7-5820K has significantly more cores with 6 cores compared to the Core i7-3770 that has 4 cores. It also has more threads than the Core i7-3770. Our comparison shows that the Core i7-3770 has a slightly higher clock speed compared to the Core i7-5820K. Also, the Core i7-3770 has a slightly higher turbo speed. A Core i7-3770 CPU outputs less heat than a Core i7-5820K CPU because of its significantly 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 i7-3770 has more threads than cores. Each physical core is split into multiple threads.

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