Core i5-9600KF vs Xeon E5-1660 v3

Primary Details

Comparing Xeon E5-1660 v3 and Core i5-9600KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	848	922
Place by popularity	not in top-100	not in top-100
Cost-Effectiveness Evaluation	8.50	13.66
Market segment	Server	Desktop processor
Series	no data	Intel Core i5
Architecture codename	Haswell-EP (2014)	Coffee Lake (2017−2019)
Release date	8 September 2014 (9 years ago)	8 January 2019 (5 years ago)
Launch price (MSRP)	no data	$262
Current price	$199	$206 (0.8x MSRP)

Cost-Effectiveness Evaluation

Performance per price, higher is better.

i5-9600KF has 61% better value for money than Xeon E5-1660 v3.

Detailed Specifications

Xeon E5-1660 v3 and Core i5-9600KF 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 cores	8 (Octa-Core)	6 (Hexa-Core)
Threads	16	6
Base clock speed	3 GHz	3.7 GHz
Boost clock speed	3.5 GHz	4.6 GHz
Bus support	no data	4 × 8 GT/s
L1 cache	64K (per core)	64K (per core)
L2 cache	256K (per core)	256K (per core)
L3 cache	20 MB (shared)	9 MB (shared)
Chip lithography	22 nm	14 nm
Die size	356 mm2	149 mm2
Maximum core temperature	66 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	2,600 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	Yes	Yes

Compatibility

Information on Xeon E5-1660 v3 and Core i5-9600KF 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 configuration	1	1
Socket	FCLGA2011	FCLGA1151
Power consumption (TDP)	140 Watt	95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-1660 v3 and Core i5-9600KF. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	-
TSX	-	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	-	no data
SIPP	no data	+
Demand Based Switching	+	no data
PAE	46 Bit	no data
Status	Discontinued	Discontinued

Security technologies

Xeon E5-1660 v3 and Core i5-9600KF technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	+
MPX	no data	+
Identity Protection	+	+
SGX	no data	Yes with Intel® ME
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-1660 v3 and Core i5-9600KF are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-1660 v3 and Core i5-9600KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1333, DDR4-1600, DDR4-1866, DDR4-2133	DDR4-2666
Maximum memory size	768 GB	128 GB
Max memory channels	4	2
Maximum memory bandwidth	68 GB/s	41.6 GB/s
ECC memory support	+	-

Peripherals

Specifications and connection of peripherals supported by Xeon E5-1660 v3 and Core i5-9600KF.

PCIe version	3.0	3.0
PCI Express lanes	40	16

Synthetic benchmark performance

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

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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 E5-1660 v3 outperforms Core i5-9600KF by 17% based on our aggregated benchmark results.

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Pros & Cons Summary

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Performance score	8.07	6.92
Recency	8 September 2014	8 January 2019
Physical cores	8	6
Threads	16	6
Chip lithography	22 nm	14 nm
Power consumption (TDP)	140 Watt	95 Watt

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Should you still have questions on choice between Xeon E5-1660 v3 and Core i5-9600KF, ask them in Comments section, and we shall answer.

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