Intel Core i5-6600K vs Intel Xeon E3-1240 v5

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i5-6600K or Intel Core i5-6600K – 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 i5-6600K features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q3/2015 and belongs to the 6 generation of the Intel Core i5 series.
To use the Intel Core i5-6600K, you'll need a motherboard with a LGA 1151 socket.
The Intel Xeon E3-1240 v5 features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q4/2015 and belongs to the 5 generation of the Intel Xeon E3 series.
To use the Intel Xeon E3-1240 v5, you'll need a motherboard with a LGA 1151 socket.
Intel Core i 6000 Group Intel Xeon E3 v5
6 Generation 5
Intel Core i5-6600K Name Intel Xeon E3-1240 v5
Desktop / Server Segment Desktop / Server
Intel Core i5 Family Intel Xeon E3
 
 

CPU Cores and Base Frequency

The Intel Core i5-6600K has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i5-6600K is 3.5 GHz
and turbo frequency for one core is 3.9 GHz.
The Intel Xeon E3-1240 v5 has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Xeon E3-1240 v5 is 3.5 GHz
3.6 GHz Turbo Frequency (all cores) 3.7 GHz
3.9 GHz Turbo Frequency (1 core) 3.9 GHz
normal Core architecture normal
3.5 GHz Frequency 3.5 GHz
4 CPU Cores 4
Yes Overclocking No
No Hyperthreading Yes
4x Cores 4x
4 Threads 8
 
 

Internal Graphics

The Intel Core i5-6600K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-6600K 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 E3-1240 v5 does not have integrated graphics.
1.15 GHz GPU (Turbo) --
14 nm Technology --
12 Direct X --
32.0 GB Max. GPU Memory 0 bytes
24 Execution units --
Q3/2015 Release date --
Intel HD Graphics 530 GPU name
192 Shaders --
0.35 GHz GPU frequency --
9 Generation --
-- Max. displays --
 
 

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 h265 / HEVC (8 bit) --
Decode VP9 --
Decode / Encode VP8 --
Decode VC-1 --
Decode / Encode JPEG --
Decode / Encode h264 --
Decode h265 / HEVC (10 bit) --
Decode / Encode AVC --
No AV1 --
 
 

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.
DDR4-2133, DDR3-1600 Memory type DDR4-2133
34.1 GB/s Bandwidth 34.1 GB/s
Yes AES-NI Yes
No ECC Yes
pci PCIe pci
64.0 GB Max. Memory 64.0 GB
2 Memory channels 2
 
 

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 80 W watts.
91 W TDP (PL1 / PBP) 80 W
-- Tjunction max --
 
 

Technical details

The Intel Core i5-6600K 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 6.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Xeon E3-1240 v5 is manufactured using a 14 nm process.
In total, this processor boasts a generous 8.0 MB cache.
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
14 nm Technology 14 nm
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
-- Part Number --
Monolithic Chip design Monolithic
Q3/2015 Release date Q4/2015
280 $ Release price 190 $
0 bytes L2-Cache 0 bytes
Technical data sheet Documents Technical data sheet
6.0 MB L3-Cache 8.0 MB
LGA 1151 Socket LGA 1151
Windows 10, Linux Operating systems Windows 10, Linux
Skylake S Architecture Skylake S
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Xeon E3-1240 v5
4C 8T @ 3.5 GHz
15751
15751
Intel Core i5-6600K
4C 4T @ 3.5 GHz
12150
12150

Geekbench 6 (Multi-Core)

Intel Xeon E3-1240 v5
4C 8T @ 3.5 GHz
4586
4586
Intel Core i5-6600K
4C 4T @ 3.5 GHz
3985
3985

Geekbench 5, 64bit (Multi-Core)

Intel Xeon E3-1240 v5
4C 8T @ 3.5 GHz
4428
4428
Intel Core i5-6600K
4C 4T @ 3.5 GHz
3631
3631

Geekbench 6 (Single-Core)

Intel Xeon E3-1240 v5
4C 8T @ 3.5 GHz
1364
1364
Intel Core i5-6600K
4C 4T @ 3.5 GHz
1359
1359