Xeon E-2456 vs i9-9820X

VS

Aggregate performance score

Core i9-9820X
2018
10 cores / 20 threads, 165 Watt
12.74
Xeon E-2456
2023
6 cores / 12 threads, 80 Watt
13.78
+8.2%

Xeon E-2456 outperforms Core i9-9820X by a small 8% based on our aggregate benchmark results.

Primary details

Comparing Core i9-9820X and Xeon E-2456 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking606539
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation5.0084.01
Market segmentDesktop processorServer
SeriesIntel Core i9no data
Power efficiency7.3016.29
Architecture codenameSkylake (server) (2017−2018)Raptor Lake-S (2023−2024)
Release date19 October 2018 (6 years ago)14 December 2023 (1 year ago)
Launch price (MSRP)$898$375

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E-2456 has 1580% better value for money than i9-9820X.

Detailed specifications

Core i9-9820X and Xeon E-2456 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 cores10 (Deca-Core)6 (Hexa-Core)
Performance-coresno data6
Threads2012
Base clock speed3.3 GHz3.3 GHz
Boost clock speed4.2 GHz5.1 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/s16 GT/s
Multiplier33no data
L1 cache64 KB (per core)80 KB (per core)
L2 cache1 MB (per core)1.25 MB (per core)
L3 cache16.5 MB (shared)18 MB (shared)
Chip lithography14 nmIntel 7 nm
Die sizeno data163 mm2
Maximum core temperature92 °C100 °C
Maximum case temperature (TCase)72 °Cno data
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier+-

Compatibility

Information on Core i9-9820X and Xeon E-2456 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)1
SocketFCLGA2066FCLGA1700
Power consumption (TDP)165 Watt80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-9820X and Xeon E-2456. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02
Hyper-Threading Technology++
TSX+-
Idle Statesno data+
Thermal Monitoring-+
Turbo Boost Max 3.0+-

Security technologies

Core i9-9820X and Xeon E-2456 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDB++
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-9820X and Xeon E-2456 are enumerated here.

VT-d++
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-9820X and Xeon E-2456. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR5-4800
Maximum memory size128 GB128 GB
Max memory channels42
Maximum memory bandwidth85.33 GB/sno data
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AN/A

Peripherals

Specifications and connection of peripherals supported by Core i9-9820X and Xeon E-2456.

PCIe version3.05
PCI Express lanes4416

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.

i9-9820X 12.74
Xeon E-2456 13.78
+8.2%

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.

i9-9820X 20234
Xeon E-2456 21882
+8.1%

Gaming performance

Pros & cons summary


Performance score 12.74 13.78
Recency 19 October 2018 14 December 2023
Physical cores 10 6
Threads 20 12
Power consumption (TDP) 165 Watt 80 Watt

i9-9820X has 66.7% more physical cores and 66.7% more threads.

Xeon E-2456, on the other hand, has a 8.2% higher aggregate performance score, an age advantage of 5 years, and 106.3% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Core i9-9820X and Xeon E-2456.

Note that Core i9-9820X is a desktop processor while Xeon E-2456 is a server/workstation one.


Should you still have questions on choice between Core i9-9820X and Xeon E-2456, ask them in Comments section, and we shall answer.

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Intel Core i9-9820X
Core i9-9820X
Intel Xeon E-2456
Xeon E-2456

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Community ratings

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