Intel Core i7-5820K vs Intel Xeon E5-2620 v3

Compare Intel Core X-series 6 core CPU vs Intel Xeon E5 v3 Family 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

$ 429.95
$ 149.95
$ 280.00 significantly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

4081 points
27% slightly better overall score
3203 points

Gaming Score

The raw gaming performance with a fast GPU

5494 points
28% slightly better gaming score
4260 points

Multitasking Score

Performance in workloads using up to 8 cores

3634 points
26% slightly better multitasking score
2869 points

Heavy Workload Score

Performance in workloads using up to 16 cores

3527 points
26% slightly better heavy workload score
2793 points

Free CPU Benchmark

Want to compare your processor against the Core i7-5820K and the Xeon E5-2620 v3? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

95.66 points
27% slightly higher Blender score
75.06 points
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

5383 points
37% slightly higher Geekbench 5 (multi) score
3929 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1134 points
25% slightly higher Geekbench 5 (single) score
901 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

5467 points
32% slightly higher Geekbench 6 (multi) score
4121 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1180 points
24% slightly higher Geekbench 6 (single) score
947 points

Specifications

Cores

Number of physical processing units

6
Identical
6

Threads

Number of logical processing units

12
Identical
12

Clock Speed

Base frequency at which the chip operates

3.3 GHz
37% slightly higher clock speed
2.4 GHz

Turbo Speed

Higher frequency used for heavy workloads

3.6 GHz
12% slightly higher turbo speed
3.2 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

140 W
85 W
64% significantly lower TDP

PCIe Lanes

Number of physical connections between the CPU and expansion slots

28
40
42% many more pcie lanes

Memory Channels

Lanes for simultaneous memory access

4
Identical
4

Supported Memory

Maximum amount of RAM supported by this CPU

64 GiB
768 GiB
1100% significantly more supported memory

Other details

Rank

Ranking in the hardwareDB database

428th of 1,089
510th of 1,089

Family

The product line

Core X-series
Xeon E5 v3 Family

Release date

The official date of release of this chip

2014 August
2014 August

Memory Type

The type of memory used by this chip

DDR4-1600
DDR4-1600

Supports ECC memory

Does this CPU support error correcting memory

No
Yes

Core i7-5820K vs Xeon E5-2620 v3 comparison

In our benchmarks, the Core i7-5820K beats the Xeon E5-2620 v3 in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Xeon E5-2620 v3 in all gaming tests too.

Our spec comparison shows that they have an identical amount of cores and the same number of threads. With our hardware info, we find that the Core i7-5820K has a slightly higher clock speed than the Xeon E5-2620 v3. Also, the Core i7-5820K has a slightly higher turbo speed. The Xeon E5-2620 v3 outputs less heat than Core i7-5820K thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

Most CPUs have more threads than cores. This technology, colloquially called hyperthreading, improves performance by splitting a core into multiple virtual ones. This provides more efficient utilisation of a core. Indeed, the Core i7-5820K has more threads than cores. Each physical core is split into multiple threads.

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