Intel Core i7-3820 vs Intel Xeon E5-2670

Compare Intel Core X-series 4 core CPU vs Intel Xeon E5 Family 8 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

$ 349.88
$ 141.52 significantly less expensive
$ 491.40

Benchmark Score

Overall Score

A combined score of all workloads

2718 points
1% slightly better overall score
2679 points

Gaming Score

The raw gaming performance with a fast GPU

4152 points
10% slightly better gaming score
3763 points

Multitasking Score

Performance in workloads using up to 8 cores

2278 points
2311 points
1% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

2189 points
2218 points
1% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-3820 and the Xeon E5-2670? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

38.29 points
69.61 points
81% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

2358 points
3089 points
31% slightly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

613 points
24% slightly higher Geekbench 5 (single) score
491 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

2306 points
3052 points
32% slightly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

624 points
23% slightly higher Geekbench 6 (single) score
505 points

Specifications

Cores

Number of physical processing units

4
8
100% significantly more cores

Threads

Number of logical processing units

8
16
100% significantly more threads

Clock Speed

Base frequency at which the chip operates

3.6 GHz
38% slightly higher clock speed
2.6 GHz

Turbo Speed

Higher frequency used for heavy workloads

3.8 GHz
15% slightly higher turbo speed
3.3 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

130 W
115 W
13% slightly lower TDP

PCIe Lanes

Number of physical connections between the CPU and expansion slots

40
Identical
40

Memory Channels

Lanes for simultaneous memory access

4
Identical
4

Supported Memory

Maximum amount of RAM supported by this CPU

23 GiB
384 GiB
1569% significantly more supported memory

Other details

Rank

Ranking in the hardwareDB database

583rd of 1,089
596th of 1,089

Family

The product line

Core X-series
Xeon E5 Family

Release date

The official date of release of this chip

2012 February
2012 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

No
Yes

Core i7-3820 vs Xeon E5-2670 benchmarks

According to the hardwareDB Benchmark tool, the Xeon E5-2670 is faster than the Core i7-3820. Despite this, the Core i7-3820 has the advantage in our gaming benchmark.

In terms of the number of cores of each of these CPUs, the Xeon E5-2670 has significantly more cores than the Core i7-3820. Indeed, the Xeon E5-2670 has 8 cores compared to 4 cores found in the Core i7-3820. It also has more threads than the Core i7-3820. Our comparison shows that the Core i7-3820 has a slightly higher clock speed compared to the Xeon E5-2670. Also, the Core i7-3820 has a slightly higher turbo speed. The Xeon E5-2670 outputs less heat than Core i7-3820 thanks to a 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 Core i7-3820 has more threads than cores. Each physical core is split into multiple threads.

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