Xeon E5-2650 v4 vs i9-9900KF

VS

Aggregate performance score

Core i9-9900KF
2019
8 cores / 16 threads, 95 Watt
11.47
+34.9%
Xeon E5-2650 v4
2016
12 cores / 24 threads, 105 Watt
8.50

Core i9-9900KF outperforms Xeon E5-2650 v4 by a substantial 35% based on our aggregate benchmark results.

Primary details

Comparing Core i9-9900KF and Xeon E5-2650 v4 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking688897
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation8.442.59
Market segmentDesktop processorServer
SeriesIntel Core i9Intel Xeon E5
Power efficiency11.427.66
Architecture codenameCoffee Lake-R (2018−2019)Broadwell-EP (2016)
Release date8 January 2019 (5 years ago)16 March 2016 (8 years ago)
Launch price (MSRP)$488$1,166

Cost-effectiveness evaluation

Performance per price, higher is better.

i9-9900KF has 226% better value for money than Xeon E5-2650 v4.

Detailed specifications

Core i9-9900KF and Xeon E5-2650 v4 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)12 (Dodeca-Core)
Threads1624
Base clock speed3.6 GHz2.2 GHz
Boost clock speed5 GHz2.9 GHz
Bus typeDMI 3.0QPI
Bus rate4 × 8 GT/s2 × 9.6 GT/s
Multiplierno data22
L1 cache64K (per core)64 KB (per core)
L2 cache256K (per core)256 KB (per core)
L3 cache16 MB (shared)30 MB (shared)
Chip lithography14 nm14 nm
Die sizeno data306.18 mm2
Maximum core temperature100 °C80 °C
Maximum case temperature (TCase)72 °Cno data
Number of transistorsno data3,400 million
64 bit support++
Windows 11 compatibility+-
Unlocked multiplier+-

Compatibility

Information on Core i9-9900KF and Xeon E5-2650 v4 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 (Multiprocessor)
SocketFCLGA1151FCLGA2011
Power consumption (TDP)95 Watt105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-9900KF and Xeon E5-2650 v4. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® AVX2
AES-NI++
AVX++
vProno data+
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX++
Idle States++
Thermal Monitoring++
Flex Memory Accessno data-
Demand Based Switchingno data+
PAEno data46 Bit

Security technologies

Core i9-9900KF and Xeon E5-2650 v4 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 i9-9900KF and Xeon E5-2650 v4 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-9900KF and Xeon E5-2650 v4. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400
Maximum memory size128 GB1.5 TB
Max memory channels24
Maximum memory bandwidth42.671 GB/s76.8 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataN/A

Peripherals

Specifications and connection of peripherals supported by Core i9-9900KF and Xeon E5-2650 v4.

PCIe version3.03.0
PCI Express lanes1640

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.

i9-9900KF 11.47
+34.9%
Xeon E5-2650 v4 8.50

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.

i9-9900KF 18220
+34.9%
Xeon E5-2650 v4 13503

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.

i9-9900KF 1722
+211%
Xeon E5-2650 v4 554

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.

i9-9900KF 8124
+203%
Xeon E5-2650 v4 2679

Gaming performance

Pros & cons summary


Performance score 11.47 8.50
Recency 8 January 2019 16 March 2016
Physical cores 8 12
Threads 16 24
Power consumption (TDP) 95 Watt 105 Watt

i9-9900KF has a 34.9% higher aggregate performance score, an age advantage of 2 years, and 10.5% lower power consumption.

Xeon E5-2650 v4, on the other hand, has 50% more physical cores and 50% more threads.

The Core i9-9900KF is our recommended choice as it beats the Xeon E5-2650 v4 in performance tests.

Note that Core i9-9900KF is a desktop processor while Xeon E5-2650 v4 is a server/workstation one.


Should you still have questions on choice between Core i9-9900KF and Xeon E5-2650 v4, ask them in Comments section, and we shall answer.

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Intel Core i9-9900KF
Core i9-9900KF
Intel Xeon E5-2650 v4
Xeon E5-2650 v4

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Community ratings

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