Intel Core i7-3820QM vs Intel Xeon E3-1225

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

$ 499.00
$ 349.95
$ 149.05 significantly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

1913 points
0.05% slightly better overall score
1912 points

Gaming Score

The raw gaming performance with a fast GPU

3059 points
3480 points
13% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

1573 points
7% slightly better multitasking score
1470 points

Heavy Workload Score

Performance in workloads using up to 16 cores

1510 points
7% slightly better heavy workload score
1411 points

Free CPU Benchmark

Want to compare your processor against the Core i7-3820QM and the Xeon E3-1225? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

41.56 points
64% significantly higher Blender score
25.19 points
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

2717 points
26% slightly higher Geekbench 5 (multi) score
2142 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

717 points
10% slightly higher Geekbench 5 (single) score
647 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

2007 points
22% slightly higher Geekbench 6 (multi) score
1641 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

602 points
7% slightly higher Geekbench 6 (single) score
561 points

Specifications

Cores

Number of physical processing units

4
Identical
4

Threads

Number of logical processing units

8
100% significantly more threads
4

Clock Speed

Base frequency at which the chip operates

2.7 GHz
3.1 GHz
14% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

3.7 GHz
8% slightly higher turbo speed
3.4 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

45 W
111% significantly lower TDP
95 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
20
25% slightly more pcie lanes

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

32 GiB
Identical
32 GiB

Other details

Rank

Ranking in the hardwareDB database

733rd of 1,089
735th of 1,089

Family

The product line

Core
Xeon E3 Family

Release date

The official date of release of this chip

2012 May
2011 May

Memory Type

The type of memory used by this chip

DDR3-1333
DDR3-1066

Supports ECC memory

Does this CPU support error correcting memory

No
Yes

Core i7-3820QM vs Xeon E3-1225 comparison

Our benchmark analysis concludes that the Core i7-3820QM performs better than the Xeon E3-1225. Despite this, the Xeon E3-1225 has the advantage in our gaming benchmark.

Our spec comparison shows that they have an identical amount of cores but the Core i7-3820QM has more threads. These CPUs have different clock speeds. Indeed, the Xeon E3-1225 has a slightly higher clock speed compared to the Core i7-3820QM. Despite this, the Core i7-3820QM has a slightly higher turbo speed. A Core i7-3820QM CPU outputs less heat than a Xeon E3-1225 CPU because of its significantly 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. Indeed, the Core i7-3820QM has more threads than cores. Each physical core is split into multiple threads.

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