Intel Core i7-6700K vs Intel Xeon E3-1515M v5

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-6700K or Intel Core i7-6700K – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Core i7-6700K features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q3/2015 and belongs to the 6 generation of the Intel Core i7 series.
To use the Intel Core i7-6700K, you'll need a motherboard with a LGA 1151 socket.
The Intel Xeon E3-1515M v5 features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q1/2016 and belongs to the 5 generation of the Intel Xeon E3 series.
To use the Intel Xeon E3-1515M v5, you'll need a motherboard with a BGA 1440 socket.
Desktop / Server Segment Desktop / Server
Intel Core i7-6700K Name Intel Xeon E3-1515M v5
Intel Core i7 Family Intel Xeon E3
6 Generation 5
Intel Core i 6000 Group Intel Xeon E3 v5
 
 

CPU Cores and Base Frequency

The Intel Core i7-6700K has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i7-6700K is 4.0 GHz
and turbo frequency for one core is 4.2 GHz.
The Intel Xeon E3-1515M v5 has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Xeon E3-1515M v5 is 2.8 GHz
and turbo frequency for one core is 3.7 GHz.
4.2 GHz Turbo Frequency (1 core) 3.7 GHz
Yes Overclocking No
normal Core architecture normal
4.0 GHz Frequency 2.8 GHz
8 Threads 8
4.0 GHz Turbo Frequency (all cores) 3.3 GHz
Yes Hyperthreading Yes
4 CPU Cores 4
4x Cores 4x
 
 

Internal Graphics

The Intel Core i7-6700K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-6700K uses the Intel HD Graphics 530, which has 192 texture shaders
and 24 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Xeon E3-1515M v5 has integrated graphics, called iGPU for short.
Specifically, the Intel Xeon E3-1515M v5 uses the Intel Iris Pro Graphics P580, which has 576 texture shaders
and 72 execution units.
0.35 GHz GPU frequency 0.35 GHz
Q3/2015 Release date Q1/2015
12 Direct X 12.0
Intel HD Graphics 530 GPU name Intel Iris Pro Graphics P580
14 nm Technology 14 nm
-- Max. displays --
192 Shaders 576
32.0 GB Max. GPU Memory 64.0 GB
24 Execution units 72
9 Generation 9
1.15 GHz GPU (Turbo) 1.0 GHz
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
Decode / Encode AVC Decode / Encode
Decode VC-1 Decode
Decode VP9 Decode
Decode h265 / HEVC (10 bit) Decode
Decode / Encode h264 Decode / Encode
Decode / Encode VP8 Decode / Encode
Decode / Encode h265 / HEVC (8 bit) Decode / Encode
Decode / Encode JPEG Decode / Encode
No AV1 No
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 34.1 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 2
64.0 GB Max. Memory 64.0 GB
pci PCIe pci
Yes AES-NI Yes
No ECC Yes
34.1 GB/s Bandwidth 34.1 GB/s
DDR4-2133, DDR3-1866 Memory type DDR4-2133, DDR3L-1600, LPDDR3-1866
 
 

Thermal Management

The processor has a thermal design power (TDP) of 91 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 45 W watts.
-- Tjunction max 100 °C
91 W TDP (PL1 / PBP) 45 W
None TDP down 35 W
 
 

Technical details

The Intel Core i7-6700K is manufactured using a 14 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 8.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Xeon E3-1515M v5 is manufactured using a 14 nm process.
Q3/2015 Release date Q1/2016
-- Part Number --
0 bytes L2-Cache 0 bytes
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
Monolithic Chip design Monolithic
Skylake S Architecture Skylake S
14 nm Technology 14 nm
LGA 1151 Socket BGA 1440
Windows 10, Linux Operating systems Windows 10, Linux
420 $ Release price 489 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
8.0 MB L3-Cache 8.0 MB
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Core i7-6700K
4C 8T @ 4.0 GHz
17028
17028
Intel Xeon E3-1515M v5
4C 8T @ 2.8 GHz
12768
12768