Intel Core i7-3820 vs Intel Core i7-4790S

Compare Intel Core X-series 4 core CPU vs Intel 4th Generation Core i7 4 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Benchmark Score

Overall Score

A combined score of all workloads

2718 points
2743 points
0.92% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

4152 points
4529 points
9% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

2278 points
2% slightly better multitasking score
2219 points

Heavy Workload Score

Performance in workloads using up to 16 cores

2189 points
2% slightly better heavy workload score
2130 points

Free CPU Benchmark

Want to compare your processor against the Core i7-3820 and the Core i7-4790S? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

38.29 points
60.35 points
57% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

2358 points
3586 points
52% significantly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

613 points
1175 points
91% significantly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

2306 points
3775 points
63% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

624 points
1204 points
92% significantly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

4
Identical
4

Threads

Number of logical processing units

8
Identical
8

Clock Speed

Base frequency at which the chip operates

3.6 GHz
12% slightly higher clock speed
3.2 GHz

Turbo Speed

Higher frequency used for heavy workloads

3.8 GHz
4 GHz
5% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

130 W
65 W
100% significantly lower TDP

PCIe Lanes

Number of physical connections between the CPU and expansion slots

40
150% significantly more pcie lanes
16

Memory Channels

Lanes for simultaneous memory access

4
100% significantly more memory channels
2

Supported Memory

Maximum amount of RAM supported by this CPU

23 GiB
32 GiB
39% slightly more supported memory

Other details

Rank

Ranking in the hardwareDB database

583rd of 1,089
580th of 1,089

Family

The product line

Core X-series
4th Generation Core i7

Release date

The official date of release of this chip

2012 February
2014 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
No

Core i7-3820 vs Core i7-4790S comparison

Our benchmark analysis concludes that the Core i7-4790S performs better than the Core i7-3820. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-3820 in all gaming tests too.

Our spec comparison shows that they have an identical amount of cores and the same number of threads. These CPUs have different clock speeds. Indeed, the Core i7-3820 has a slightly higher clock speed compared to the Core i7-4790S. Despite this, the Core i7-4790S has a slightly higher turbo speed. The Core i7-4790S outputs less heat than Core i7-3820 thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

Modern CPUs generally have more logical cores than physical cores, this means that each core is split into multiple virtual cores, improving efficiency for parallel workloads. Indeed, the Core i7-3820 has more threads than cores. Each physical core is split into multiple threads.

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