Intel Pentium Gold G6405 vs Intel Xeon E5-649

Compare Intel Pentium Gold Series 2 core CPU vs Intel Xeon 6 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Specifications
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Intel Xeon E5-649

Price

The cheapest price from our partner retailers

$ 89.75

$ 40.20 significantly less expensive

$ 129.95

Benchmark Score

Overall Score

A combined score of all workloads

1785 points

1937 points

8% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

3540 points

13% slightly better gaming score

3123 points

Multitasking Score

Performance in workloads using up to 8 cores

1329 points

1567 points

17% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

1277 points

1504 points

17% slightly better heavy workload score

Free CPU Benchmark

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Other Benchmarks

Blender score

Cycles Render (Samples per minute)

32.22 points

55.00 points

70% significantly higher Blender score

Geekbench 6 (multi) score

Multi threaded benchmark

1714 points

2109 points

23% slightly higher Geekbench 6 (multi) score

Geekbench 6 (single) score

Single threaded benchmark

842 points

102% significantly higher Geekbench 6 (single) score

415 points

Specifications

Cores

Number of physical processing units

200% significantly more cores

Threads

Number of logical processing units

49% significantly more threads

Clock Speed

Base frequency at which the chip operates

4.1 GHz

61% significantly higher clock speed

2.53 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

58 W

37% slightly lower TDP

80 W

Memory Channels

Lanes for simultaneous memory access

49% significantly more memory channels

Supported Memory

Maximum amount of RAM supported by this CPU

128 GiB

288 GiB

125% significantly more supported memory

Other details

Rank

Ranking in the hardwareDB database

760th of 1,089

730th of 1,089

Family

The product line

Pentium Gold Series

Xeon

Release date

The official date of release of this chip

2021 February

2011 February

Memory Type

The type of memory used by this chip

DDR4-2666

DDR3-1066

Supports ECC memory

Does this CPU support error correcting memory

Yes

Pentium Gold G6405 vs Xeon E5-649 specs and performance

Our benchmark analysis concludes that the Xeon E5-649 performs better than the Pentium Gold G6405. Despite this, the Pentium Gold G6405 has the advantage in our gaming benchmark.

When comparing core counts for these CPUs, we notice that the Xeon E5-649 has significantly more cores with 6 cores compared to the Pentium Gold G6405 that has 2 cores. It also has more threads than the Pentium Gold G6405. With our hardware info, we find that the Pentium Gold G6405 has a significantly higher clock speed than the Xeon E5-649. A Pentium Gold G6405 CPU outputs less heat than a Xeon E5-649 CPU because of its slightly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

Modern CPUs generally have more logical cores than physical cores, this means that each core is split into multiple virtual cores, improving efficiency for parallel workloads. Indeed, the Pentium Gold G6405 has more threads than cores. Each physical core is split into multiple threads.