Xeon E5-2450 v2 vs i5-6400

#ad 
Buy on Amazon
VS

Aggregate performance score

Core i5-6400
2015
4 cores / 4 threads, 65 Watt
3.41
Xeon E5-2450 v2
2013
8 cores / 16 threads, 95 Watt
5.69
+66.9%

Xeon E5-2450 v2 outperforms Core i5-6400 by an impressive 67% based on our aggregate benchmark results.

Primary details

Comparing Core i5-6400 and Xeon E5-2450 v2 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking15641144
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.78no data
Market segmentDesktop processorServer
SeriesIntel Core i5no data
Power efficiency4.965.67
Architecture codenameSkylake (2015−2016)Ivy Bridge-EN (2013−2014)
Release date1 September 2015 (9 years ago)1 September 2013 (11 years ago)
Launch price (MSRP)$187no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i5-6400 and Xeon E5-2450 v2 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)8 (Octa-Core)
Threads416
Base clock speed2.7 GHz2.5 GHz
Boost clock speed3.3 GHz3.3 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/s8 GT/s
Multiplier27no data
L1 cache256 KB64 KB (per core)
L2 cache1 MB256 KB (per core)
L3 cache6 MB (shared)20 MB (shared)
Chip lithography14 nm22 nm
Die size122 mm2160 mm2
Maximum core temperatureno data80 °C
Maximum case temperature (TCase)72 °Cno data
Number of transistorsno data1,400 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core i5-6400 and Xeon E5-2450 v2 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration1 (Uniprocessor)2
SocketFCLGA1151FCLGA1356
Power consumption (TDP)65 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-6400 and Xeon E5-2450 v2. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® AVX
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02.0
Hyper-Threading Technology-+
Idle States++
Thermal Monitoring++
Flex Memory Accessno data-
Demand Based Switchingno data+
PAEno data46 Bit

Security technologies

Core i5-6400 and Xeon E5-2450 v2 technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++
Secure Key++
MPX+-
Identity Protection+-
SGXYes with Intel® MEno data
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-6400 and Xeon E5-2450 v2 are enumerated here.

AMD-V+-
VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-6400 and Xeon E5-2450 v2. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR3
Maximum memory size64 GB384 GB
Max memory channels23
Maximum memory bandwidth34.134 GB/s38.4 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 530no data
Max video memory64 GBno data
Quick Sync Video+-
Clear Video+no data
Clear Video HD+no data
Graphics max frequency950 MHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i5-6400 and Xeon E5-2450 v2 integrated GPUs.

Number of displays supported3no data
eDP+no data
DisplayPort+-
HDMI+-
DVI+no data

Graphics image quality

Maximum display resolutions supported by Core i5-6400 and Xeon E5-2450 v2 integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@24Hzno data
Max resolution over eDP4096x2304@60Hzno data
Max resolution over DisplayPort4096x2304@60Hzno data
Max resolution over VGAN/Ano data

Graphics API support

APIs supported by Core i5-6400 and Xeon E5-2450 v2 integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i5-6400 and Xeon E5-2450 v2.

PCIe version3.03.0
PCI Express lanes1624

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i5-6400 3.41
Xeon E5-2450 v2 5.69
+66.9%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i5-6400 5417
Xeon E5-2450 v2 9041
+66.9%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

i5-6400 1125
+114%
Xeon E5-2450 v2 526

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

i5-6400 3064
Xeon E5-2450 v2 3182
+3.9%

Gaming performance

Pros & cons summary


Performance score 3.41 5.69
Recency 1 September 2015 1 September 2013
Physical cores 4 8
Threads 4 16
Chip lithography 14 nm 22 nm
Power consumption (TDP) 65 Watt 95 Watt

i5-6400 has an age advantage of 2 years, a 57.1% more advanced lithography process, and 46.2% lower power consumption.

Xeon E5-2450 v2, on the other hand, has a 66.9% higher aggregate performance score, and 100% more physical cores and 300% more threads.

The Xeon E5-2450 v2 is our recommended choice as it beats the Core i5-6400 in performance tests.

Note that Core i5-6400 is a desktop processor while Xeon E5-2450 v2 is a server/workstation one.


Should you still have questions on choice between Core i5-6400 and Xeon E5-2450 v2, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i5-6400
Core i5-6400
Intel Xeon E5-2450 v2
Xeon E5-2450 v2

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


3.5 1247 votes

Rate Core i5-6400 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.1 144 votes

Rate Xeon E5-2450 v2 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i5-6400 or Xeon E5-2450 v2, agree or disagree with our judgements, or report an error or mismatch.