i9-14900KS vs Xeon E5-2420

Aggregate performance score

Xeon E5-2420
2012
6 cores / 12 threads, 95 Watt
3.17
Core i9-14900KS
2024
24 cores / 32 threads, 150 Watt
39.26
+1138%

Core i9-14900KS outperforms Xeon E5-2420 by a whopping 1138% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5-2420 and Core i9-14900KS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking160769
Place by popularitynot in top-1008
Cost-effectiveness evaluation1.03no data
Market segmentServerDesktop processor
Power efficiency3.1624.77
Architecture codenameSandy Bridge-EN (2012)Raptor Lake-R (2023−2024)
Release date14 May 2012 (12 years ago)March 2024 (recently)
Launch price (MSRP)$390$689

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Xeon E5-2420 and Core i9-14900KS 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 cores6 (Hexa-Core)24 (Tetracosa-Core)
Threads1232
Base clock speed1.9 GHz3.2 GHz
Boost clock speed2.4 GHz5.9 GHz
Bus rate7.2 GT/sno data
L1 cache64 KB (per core)80 KB (per core)
L2 cache256 KB (per core)2 MB (per core)
L3 cache15360 KB (shared)36 MB (shared)
Chip lithography32 nmIntel 7 nm
Die size294 mm2257 mm2
Maximum core temperatureno data100 °C
Number of transistors1,270 millionno data
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier-+

Compatibility

Information on Xeon E5-2420 and Core i9-14900KS 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 configuration21
SocketFCLGA1356FCLGA1700
Power consumption (TDP)95 Watt150 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2420 and Core i9-14900KS. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVXIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology1.02.0
Hyper-Threading Technology++
TSX-+
Idle States++
Thermal Monitoring++
Flex Memory Access-no data
Demand Based Switching+no data
Turbo Boost Max 3.0no data+
Deep Learning Boost-+

Security technologies

Xeon E5-2420 and Core i9-14900KS technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2420 and Core i9-14900KS are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2420 and Core i9-14900KS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5-5600, DDR4-3200
Maximum memory size384 GB192 GB
Max memory channels32
Maximum memory bandwidth32 GB/s89.6 GB/s
ECC memory support++

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel UHD Graphics 770
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data1.65 GHz
Execution Unitsno data32

Graphics interfaces

Available interfaces and connections of Xeon E5-2420 and Core i9-14900KS integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Xeon E5-2420 and Core i9-14900KS integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2160 @ 60Hz
Max resolution over eDPno data5120 x 3200 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Xeon E5-2420 and Core i9-14900KS integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2420 and Core i9-14900KS.

PCIe version3.05.0 and 4.0
PCI Express lanes2416

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.

Xeon E5-2420 3.17
i9-14900KS 39.26
+1138%

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.

Xeon E5-2420 5033
i9-14900KS 62363
+1139%

Gaming performance

Pros & cons summary


Performance score 3.17 39.26
Physical cores 6 24
Threads 12 32
Power consumption (TDP) 95 Watt 150 Watt

Xeon E5-2420 has 57.9% lower power consumption.

i9-14900KS, on the other hand, has a 1138.5% higher aggregate performance score, and 300% more physical cores and 166.7% more threads.

The Core i9-14900KS is our recommended choice as it beats the Xeon E5-2420 in performance tests.

Be aware that Xeon E5-2420 is a server/workstation processor while Core i9-14900KS is a desktop one.


Should you still have questions on choice between Xeon E5-2420 and Core i9-14900KS, 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 Xeon E5-2420
Xeon E5-2420
Intel Core i9-14900KS
Core i9-14900KS

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Community ratings

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Questions & comments

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