Intel Xeon X5647 vs Intel Xeon E3-1535M v6

Compare Intel Xeon 4 core CPU vs Intel Xeon E3 v6 Family 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

3170 points
9% slightly better overall score
2904 points

Gaming Score

The raw gaming performance with a fast GPU

3778 points
4700 points
24% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

2955 points
24% slightly better multitasking score
2376 points

Heavy Workload Score

Performance in workloads using up to 16 cores

2885 points
26% slightly better heavy workload score
2279 points

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Want to compare your processor against the Xeon X5647 and the Xeon E3-1535M v6? Download our free and quick PC Performance Test.

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

2.93 GHz
3.10 GHz
5% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

3.2 GHz
4.2 GHz
31% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

130 W
45 W
188% significantly lower TDP

Memory Channels

Lanes for simultaneous memory access

3
49% significantly more memory channels
2

Supported Memory

Maximum amount of RAM supported by this CPU

288 GiB
350% significantly more supported memory
64 GiB

L2 Cache

Secondary embedded memory, slower than L1 cache

1 MiB
Identical
1 MiB

L3 Cache

General memory pool for all cores

12 MiB
49% significantly more L3 cache
8 MiB

Other details

Rank

Ranking in the hardwareDB database

516th of 1,089
551st of 1,089

Family

The product line

Xeon
Xeon E3 v6 Family

Release date

The official date of release of this chip

2011 February
2017 February

Memory Type

The type of memory used by this chip

DDR3-1066
DDR4-2400

Supports ECC memory

Does this CPU support error correcting memory

Yes
Yes

Xeon X5647 vs Xeon E3-1535M v6 specs and performance

According to the hardwareDB Benchmark tool, the Xeon E3-1535M v6 is faster than the Xeon X5647. Furthermore, our gaming benchmark shows that it also outperforms the Xeon X5647 in all gaming tests too.

When comparing these CPUs we notice that they have the same number of cores and the same number of threads. These CPUs have different clock speeds. Indeed, the Xeon E3-1535M v6 has a slightly higher clock speed compared to the Xeon X5647. Also, the Xeon E3-1535M v6 has a slightly higher turbo speed. The Xeon E3-1535M v6 outputs less heat than Xeon X5647 thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. In terms of cache, both these CPUs have the same amount of L2 cache. The Xeon X5647 also has significantly more L3 cache.

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 Xeon X5647 has more threads than cores. Each physical core is split into multiple threads.

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