Intel Xeon E3-1515M v5 vs Intel Core i9-7940X

Last updated:

CPU comparison with benchmarks

-VS-

CPU lineage

Intel Xeon E3-1515M v5 or Intel Xeon E3-1515M v5 – 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 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.
The Intel Core i9-7940X features 14 processor cores and has the capability to manage 28 threads concurrently.
It was released in Q4/2017 and belongs to the 7 generation of the Intel Core i9 series.
To use the Intel Core i9-7940X, you'll need a motherboard with a LGA 2066 socket.
Desktop / Server Segment Desktop / Server
Intel Xeon E3-1515M v5 Name Intel Core i9-7940X
Intel Xeon E3 Family Intel Core i9
5 Generation 7
Intel Xeon E3 v5 Group Intel Core i 7000X
 
 

CPU Cores and Base Frequency

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.
The Intel Core i9-7940X has 14 CPU cores and can calculate 28 threads in parallel.
The clock frequency of the Intel Core i9-7940X is 3.1 GHz
and turbo frequency for one core is 4.3 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
3.7 GHz Turbo Frequency (1 core) 4.3 GHz
No Overclocking Yes
normal Core architecture normal
2.8 GHz Frequency 3.1 GHz
8 Threads 28
3.3 GHz Turbo Frequency (all cores) None
Yes Hyperthreading Yes
4 CPU Cores 14
4x Cores 14x
 
 

Internal Graphics

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.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core i9-7940X does not have integrated graphics.
0.35 GHz GPU frequency --
Q1/2015 Release date --
12.0 Direct X --
Intel Iris Pro Graphics P580 GPU name
14 nm Technology --
-- Max. displays --
576 Shaders --
64.0 GB Max. GPU Memory 0 bytes
72 Execution units --
9 Generation --
1.0 GHz GPU (Turbo) --
 
 

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 VC-1 --
Decode VP9 --
Decode h265 / HEVC (10 bit) --
Decode / Encode h264 --
Decode / Encode VP8 --
Decode / Encode h265 / HEVC (8 bit) --
Decode / Encode JPEG --
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.
The processor supports a maximum memory capacity of 128.0 GB distributed across 4 memory channels. It offers a peak memory bandwidth of 85.4 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 4
64.0 GB Max. Memory 128.0 GB
pci PCIe pci
Yes AES-NI Yes
Yes ECC No
34.1 GB/s Bandwidth 85.4 GB/s
DDR4-2133, DDR3L-1600, LPDDR3-1866 Memory type DDR4-2666
 
 

Thermal Management

The processor has a thermal design power (TDP) of 45 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 165 W watts.
100 °C Tjunction max --
45 W TDP (PL1 / PBP) 165 W
35 W TDP down None
 
 

Technical details

The Intel Xeon E3-1515M v5 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 Core i9-7940X is manufactured using a 14 nm process.
In total, this processor boasts a generous 19.0 MB cache.
Q1/2016 Release date Q4/2017
-- 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, AVX-512
Monolithic Chip design Monolithic
Skylake S Architecture Skylake X
14 nm Technology 14 nm
BGA 1440 Socket LGA 2066
Windows 10, Linux Operating systems Windows 10, Linux
489 $ Release price 1399 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
8.0 MB L3-Cache 19.0 MB