Intel Xeon E5-2620 vs Intel Xeon X5647

Compare Intel Xeon E5 Family 6 core CPU vs Intel Xeon 4 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

$ 207.15
$ 98.02
$ 109.13 significantly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

2694 points
3170 points
17% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

3212 points
3778 points
17% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

2534 points
2955 points
16% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

2503 points
2885 points
15% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Xeon E5-2620 and the Xeon X5647? Download our free and quick PC Performance Test.

Specifications

Cores

Number of physical processing units

6
49% significantly more cores
4

Threads

Number of logical processing units

12
49% significantly more threads
8

Clock Speed

Base frequency at which the chip operates

2 GHz
2.93 GHz
46% significantly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

2.5 GHz
3.2 GHz
28% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

95 W
36% slightly lower TDP
130 W

Memory Channels

Lanes for simultaneous memory access

4
33% slightly more memory channels
3

Supported Memory

Maximum amount of RAM supported by this CPU

384 GiB
33% slightly more supported memory
288 GiB

Other details

Rank

Ranking in the hardwareDB database

591st of 1,089
516th of 1,089

Family

The product line

Xeon E5 Family
Xeon

Release date

The official date of release of this chip

2012 February
2011 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

Yes
Yes

Xeon E5-2620 vs Xeon X5647 comparison

According to the hardwareDB Benchmark tool, the Xeon X5647 is faster than the Xeon E5-2620. Furthermore, our gaming benchmark shows that it also outperforms the Xeon E5-2620 in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Xeon E5-2620 has significantly more cores than the Xeon X5647. Indeed, the Xeon E5-2620 has 6 cores compared to 4 cores found in the Xeon X5647. It also has more threads than the Xeon X5647. These CPUs have different clock speeds. Indeed, the Xeon X5647 has a significantly higher clock speed compared to the Xeon E5-2620. Also, the Xeon X5647 has a slightly higher turbo speed. A Xeon E5-2620 CPU outputs less heat than a Xeon X5647 CPU because of its slightly 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 Xeon E5-2620 has more threads than cores. Each physical core is split into multiple threads.

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