Intel Core i5-2500K vs Intel Xeon E5-2643

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

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Specifications
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Intel Xeon E5-2643

Price

The cheapest price from our partner retailers

$ 133.55

$ 2023.45 significantly less expensive

$ 2157.00

Benchmark Score

Overall Score

A combined score of all workloads

2325 points

2971 points

27% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

4281 points

4% slightly better gaming score

4108 points

Multitasking Score

Performance in workloads using up to 8 cores

1776 points

2620 points

47% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

1704 points

2542 points

49% significantly better heavy workload score

Free CPU Benchmark

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Other Benchmarks

Blender score

Cycles Render (Samples per minute)

34.51 points

40.83 points

18% slightly higher Blender score

Geekbench 5 (multi) score

Multi threaded benchmark

1893 points

2888 points

52% significantly higher Geekbench 5 (multi) score

Geekbench 5 (single) score

Single threaded benchmark

629 points

646 points

2% slightly higher Geekbench 5 (single) score

Geekbench 6 (multi) score

Multi threaded benchmark

1910 points

2094 points

9% slightly higher Geekbench 6 (multi) score

Geekbench 6 (single) score

Single threaded benchmark

650 points

14% slightly higher Geekbench 6 (single) score

566 points

Specifications

Cores

Number of physical processing units

Identical

Threads

Number of logical processing units

100% significantly more threads

Clock Speed

Base frequency at which the chip operates

3.3 GHz

Identical

3.3 GHz

Turbo Speed

Higher frequency used for heavy workloads

3.7 GHz

5% slightly higher turbo speed

3.5 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

95 W

36% slightly lower TDP

130 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

150% significantly more pcie lanes

Memory Channels

Lanes for simultaneous memory access

100% significantly more memory channels

Supported Memory

Maximum amount of RAM supported by this CPU

32 GiB

384 GiB

1100% significantly more supported memory

Other details

Rank

Ranking in the hardwareDB database

654th of 1,089

542nd of 1,089

Family

The product line

Core

Xeon E5 Family

Release date

The official date of release of this chip

2011 February

2012 February

Memory Type

The type of memory used by this chip

DDR3-1066

Supports ECC memory

Does this CPU support error correcting memory

Yes

Core i5-2500K vs Xeon E5-2643 comparison

In our benchmarks, the Xeon E5-2643 beats the Core i5-2500K in overall performance. Despite this, the Core i5-2500K has the advantage in our gaming benchmark.

Our spec comparison shows that they have an identical amount of cores but the Xeon E5-2643 has more threads. In terms of clock speed, the Core i5-2500K and Xeon E5-2643 are identical in this regard. Despite this, the Core i5-2500K has a slightly higher turbo speed. A Core i5-2500K CPU outputs less heat than a Xeon E5-2643 CPU because of its slightly 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. For instance, the Core i5-2500K has the same number of threads as cores. This means the the CPU does not support hyperthreading.