Intel Core i7-6700 vs Intel Core i7-8705G

Compare Intel 6th Generation Core i7 4 core CPU vs Intel 8th Generation Core i7 4 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Benchmark Score

Overall Score

A combined score of all workloads

3117 points
30% slightly better overall score
2382 points

Gaming Score

The raw gaming performance with a fast GPU

4991 points
36% slightly better gaming score
3668 points

Multitasking Score

Performance in workloads using up to 8 cores

2559 points
28% slightly better multitasking score
1988 points

Heavy Workload Score

Performance in workloads using up to 16 cores

2457 points
28% slightly better heavy workload score
1908 points

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Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

69.31 points
13% slightly higher Blender score
61.13 points
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

4052 points
4% slightly higher Geekbench 5 (multi) score
3878 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1252 points
8% slightly higher Geekbench 5 (single) score
1153 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

4207 points
5% slightly higher Geekbench 6 (multi) score
3988 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1320 points
2% slightly higher Geekbench 6 (single) score
1284 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

3.4 GHz
9% slightly higher clock speed
3.1 GHz

Turbo Speed

Higher frequency used for heavy workloads

4 GHz
4.1 GHz
2% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

65 W
Identical
65 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
100% significantly more pcie lanes
8

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

L1 Cache

Smallest embedded memory, but the fastest

256 KiB
Identical
256 KiB

L2 Cache

Secondary embedded memory, slower than L1 cache

1 MiB
Identical
1 MiB

L3 Cache

General memory pool for all cores

8 MiB
Identical
8 MiB

Other details

Rank

Ranking in the hardwareDB database

523rd of 1,089
646th of 1,089

Family

The product line

6th Generation Core i7
8th Generation Core i7

Release date

The official date of release of this chip

2015 August
2018 February

Memory Type

The type of memory used by this chip

DDR4-1866
DDR4-2400

Is Unlocked

Can this CPU can be overclocked

No
No

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-6700 vs Core i7-8705G benchmarks

In our benchmarks, the Core i7-8705G beats the Core i7-6700 in overall performance. Despite this, the Core i7-6700 has the advantage in our gaming benchmark.

Info from our database shows that they both have the same core count and the same number of threads. These CPUs have different clock speeds. Indeed, the Core i7-6700 has a slightly higher clock speed compared to the Core i7-8705G. Despite this, the Core i7-8705G has a slightly higher turbo speed. Both these chips have an identical TDP (Thermal Design Power). This measures the amount of heat they output and can be used to estimate power consumption. The data shows that both these CPUs have same sized L2 caches and L3 cache.

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 i7-6700 has more threads than cores. Each physical core is split into multiple threads.

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