i9-11900KB vs Xeon E5-4650L

Aggregate performance score

Xeon E5-4650L
2012
8 cores / 16 threads, 115 Watt
5.58
Core i9-11900KB
2021
8 cores / 16 threads, 65 Watt
14.97
+168%

Core i9-11900KB outperforms Xeon E5-4650L by a whopping 168% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5-4650L and Core i9-11900KB processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1157491
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.1317.86
Market segmentServerDesktop processor
Power efficiency4.4221.00
Architecture codenameSandy Bridge-EP (2012)Tiger Lake-H (2021)
Release date14 May 2012 (12 years ago)May 2021 (3 years ago)
Launch price (MSRP)$8,685$539

Cost-effectiveness evaluation

Performance per price, higher is better.

i9-11900KB has 13638% better value for money than Xeon E5-4650L.

Detailed specifications

Xeon E5-4650L and Core i9-11900KB 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 cores8 (Octa-Core)8 (Octa-Core)
Threads1616
Base clock speed2.6 GHz3.3 GHz
Boost clock speed3.1 GHz4.9 GHz
Bus rate8 GT/s8 GT/s
L1 cache64 KB (per core)80K (per core)
L2 cache256 KB (per core)1.25 MB (per core)
L3 cache20480 KB (shared)24 MB (shared)
Chip lithography32 nm10 nm SuperFin
Die size435 mm2190 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)no data72 °C
Number of transistors2,270 millionno data
64 bit support++
Windows 11 compatibility--
Unlocked multiplier-+

Compatibility

Information on Xeon E5-4650L and Core i9-11900KB 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 configuration41
SocketFCLGA2011FCBGA1787
Power consumption (TDP)115 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-4650L and Core i9-11900KB. 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 Technology2.0no data
Hyper-Threading Technology++
Idle States++
Thermal Monitoring++
Flex Memory Access-+
Demand Based Switching+no data
Turbo Boost Max 3.0no data+
Deep Learning Boost-+

Security technologies

Xeon E5-4650L and Core i9-11900KB technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Keyno data+
Identity Protection-+
SGXno dataYes with Intel® ME
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-4650L and Core i9-11900KB are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-4650L and Core i9-11900KB. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4
Maximum memory size384 GB128 GB
Max memory channels42
Maximum memory bandwidth51.2 GB/s51.2 GB/s
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel® UHD Graphics for 11th Gen Intel® Processors
Quick Sync Video-+
Graphics max frequencyno data1.45 GHz
Execution Unitsno data32

Graphics interfaces

Available interfaces and connections of Xeon E5-4650L and Core i9-11900KB integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Xeon E5-4650L and Core i9-11900KB integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096x2304@60Hz
Max resolution over eDPno data4096 x 2304@60Hz
Max resolution over DisplayPortno data7680x4320@60Hz

Graphics API support

APIs supported by Xeon E5-4650L and Core i9-11900KB integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Xeon E5-4650L and Core i9-11900KB.

PCIe version3.04.0
PCI Express lanes4020

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 E5-4650L 5.58
i9-11900KB 14.97
+168%

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 E5-4650L 8533
i9-11900KB 22917
+169%

Gaming performance

Pros & cons summary


Performance score 5.58 14.97
Chip lithography 32 nm 10 nm
Power consumption (TDP) 115 Watt 65 Watt

i9-11900KB has a 168.3% higher aggregate performance score, a 220% more advanced lithography process, and 76.9% lower power consumption.

The Core i9-11900KB is our recommended choice as it beats the Xeon E5-4650L in performance tests.

Be aware that Xeon E5-4650L is a server/workstation processor while Core i9-11900KB is a desktop one.


Should you still have questions on choice between Xeon E5-4650L and Core i9-11900KB, 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 E5-4650L
Xeon E5-4650L
Intel Core i9-11900KB
Core i9-11900KB

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Community ratings

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Questions & comments

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