Intel Core i7-3740QM 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?

CPU Comparison

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Price

The cheapest price from our partner retailers

$ 2252.00
$ 2157.00
$ 95.00 slightly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

2493 points
2971 points
19% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

3957 points
4108 points
3% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

2061 points
2620 points
27% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

1979 points
2542 points
28% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-3740QM and the Xeon E5-2643? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

43.44 points
6% slightly higher Blender score
40.83 points
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

2018 points
2888 points
43% significantly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

611 points
646 points
5% slightly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

1995 points
2094 points
4% slightly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

599 points
5% slightly higher Geekbench 6 (single) score
566 points

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

2.7 GHz
3.3 GHz
22% slightly higher clock speed

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

45 W
188% significantly lower TDP
130 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
40
150% significantly more pcie lanes

Memory Channels

Lanes for simultaneous memory access

2
4
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

629th 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

2012 August
2012 February

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 i7-3740QM vs Xeon E5-2643 comparison

According to the hardwareDB Benchmark tool, the Xeon E5-2643 is faster than the Core i7-3740QM. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-3740QM 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 E5-2643 has a slightly higher clock speed compared to the Core i7-3740QM. Despite this, the Core i7-3740QM has a slightly higher turbo speed. A Core i7-3740QM CPU outputs less heat than a Xeon E5-2643 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 i7-3740QM has more threads than cores. Each physical core is split into multiple threads.

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