Intel Core i7-1255U vs Intel Xeon E3-1270 v6

Compare Intel 12th Generation Core i7 10 core CPU vs Intel Xeon E3 v6 Family 4 core processor, specs and benchmark score. Which is the better CPU for gaming?

CPU Comparison

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Benchmark Score

Overall Score

A combined score of all workloads

3722 points
4% slightly better overall score
3566 points

Gaming Score

The raw gaming performance with a fast GPU

5577 points
5948 points
6% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

3201 points
11% slightly better multitasking score
2868 points

Heavy Workload Score

Performance in workloads using up to 16 cores

3089 points
12% slightly better heavy workload score
2754 points

Free CPU Benchmark

Want to compare your processor against the Core i7-1255U and the Xeon E3-1270 v6? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

75.98 points
88.58 points
16% slightly higher Blender score

Specifications

Cores

Number of physical processing units

10
150% significantly more cores
4

Threads

Number of logical processing units

12
49% significantly more threads
8

Clock Speed

Base frequency at which the chip operates

1.7 GHz
3.79 GHz
123% significantly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

4.7 GHz
11% slightly higher turbo speed
4.2 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

15 W
380% significantly lower TDP
72 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

20
25% slightly more pcie lanes
16

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

64 GiB
Identical
64 GiB

L2 Cache

Secondary embedded memory, slower than L1 cache

4 MiB
300% significantly more L2 cache
1 MiB

L3 Cache

General memory pool for all cores

12 MiB
49% significantly more L3 cache
8 MiB

Other details

Rank

Ranking in the hardwareDB database

459th of 1,089
478th of 1,089

Family

The product line

12th Generation Core i7
Xeon E3 v6 Family

Release date

The official date of release of this chip

2022 February
2017 February

Memory Type

The type of memory used by this chip

DDR5-4800
DDR4-2400

Is Unlocked

Can this CPU can be overclocked

No
-

Supports ECC memory

Does this CPU support error correcting memory

No
Yes

Core i7-1255U vs Xeon E3-1270 v6 comparison

Our benchmark analysis concludes that the Core i7-1255U performs better than the Xeon E3-1270 v6. Despite this, the Xeon E3-1270 v6 has the advantage in our gaming benchmark.

With info from our database, we find that the Core i7-1255U has significantly more cores with 10 cores whereas the Xeon E3-1270 v6 has 4 cores. It also has more threads than the Xeon E3-1270 v6. Our comparison shows that the Xeon E3-1270 v6 has a significantly higher clock speed compared to the Core i7-1255U. Despite this, the Core i7-1255U has a slightly higher turbo speed. A Core i7-1255U CPU outputs less heat than a Xeon E3-1270 v6 CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The cache sizes of these CPUs are different. Indeed, the Core i7-1255U has significantly more L2 cache than the Xeon E3-1270 v6. The Core i7-1255U also has significantly more L3 cache.

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 Core i7-1255U has more threads than cores. Each physical core is split into multiple threads.

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