Intel Core i7-3820 vs Intel Xeon E5-2420 v2

Compare Intel Core X-series 4 core CPU vs Intel Xeon E5 v2 Family 6 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Price

The cheapest price from our partner retailers

$ 349.88
$ 60.25
$ 289.63 significantly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

2718 points
8% slightly better overall score
2495 points

Gaming Score

The raw gaming performance with a fast GPU

4152 points
20% slightly better gaming score
3457 points

Multitasking Score

Performance in workloads using up to 8 cores

2278 points
4% slightly better multitasking score
2187 points

Heavy Workload Score

Performance in workloads using up to 16 cores

2189 points
3% slightly better heavy workload score
2116 points

Free CPU Benchmark

Want to compare your processor against the Core i7-3820 and the Xeon E5-2420 v2? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

38.29 points
28% slightly higher Blender score
29.84 points
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

2358 points
3177 points
34% slightly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

613 points
18% slightly higher Geekbench 5 (single) score
517 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

2306 points
7% slightly higher Geekbench 6 (multi) score
2144 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

624 points
41% slightly higher Geekbench 6 (single) score
440 points

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

3.6 GHz
63% significantly higher clock speed
2.2 GHz

Turbo Speed

Higher frequency used for heavy workloads

3.8 GHz
40% slightly higher turbo speed
2.7 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

130 W
80 W
62% significantly lower TDP

PCIe Lanes

Number of physical connections between the CPU and expansion slots

40
66% significantly more pcie lanes
24

Memory Channels

Lanes for simultaneous memory access

4
33% slightly more memory channels
3

Supported Memory

Maximum amount of RAM supported by this CPU

23 GiB
384 GiB
1569% significantly more supported memory

Other details

Rank

Ranking in the hardwareDB database

583rd of 1,089
628th of 1,089

Family

The product line

Core X-series
Xeon E5 v2 Family

Release date

The official date of release of this chip

2012 February
2014 February

Memory Type

The type of memory used by this chip

DDR3-1066
DDR3-1066

Supports ECC memory

Does this CPU support error correcting memory

No
Yes

Core i7-3820 vs Xeon E5-2420 v2 comparison

In our benchmarks, the Core i7-3820 beats the Xeon E5-2420 v2 in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Xeon E5-2420 v2 in all gaming tests too.

With info from our database, we find that the Xeon E5-2420 v2 has significantly more cores with 6 cores whereas the Core i7-3820 has 4 cores. It also has more threads than the Core i7-3820. These CPUs have different clock speeds. Indeed, the Core i7-3820 has a significantly higher clock speed compared to the Xeon E5-2420 v2. Also, the Core i7-3820 has a slightly higher turbo speed. The Xeon E5-2420 v2 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.

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 i7-3820 has more threads than cores. Each physical core is split into multiple threads.

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