Core i7-7740X vs Core i7-5930K

General info

Comparing Core i7-5930K and Core i7-7740X processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	934	962
Place by popularity	not in top-100	not in top-100
Value for money	1.06	5.39
Market segment	Desktop processor	Desktop processor
Series	no data	Core i7 (Desktop)
Architecture codename	Haswell-E (2014)	Kaby Lake-X (2017)
Release date	1 September 2014 (9 years old)	26 June 2017 (6 years old)
Launch price (MSRP)	$613	$339
Current price	$595 (1x MSRP)	$276 (0.8x MSRP)

i7-7740X has 408% better value for money than i7-5930K.

Technical specs

Core i7-5930K and Core i7-7740X 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	6 (Hexa-Core)	4 (Quad-Core)
Threads	12	8
Base clock speed	3.5 GHz	4.3 GHz
Boost clock speed	3.7 GHz	4.5 GHz
L1 cache	64 KB (per core)	64K (per core)
L2 cache	256 KB (per core)	256K (per core)
L3 cache	15 MB (shared)	8 MB (shared)
Chip lithography	22 nm	14 nm
Die size	356 mm2	no data
Maximum core temperature	67 °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 Core i7-5930K and Core i7-7740X 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	FCLGA2066
Power consumption (TDP)	140 Watt	112 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-5930K and Core i7-7740X. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, 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	+	no data
Thermal Monitoring	+	no data
Smart Response	+	no data
Demand Based Switching	-	no data
Status	Discontinued	Discontinued

Security technologies

Core i7-5930K and Core i7-7740X technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Identity Protection	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-5930K and Core i7-7740X are enumerated here.

AMD-V	no data	+
VT-d	+	+
VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-5930K and Core i7-7740X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR4
Maximum memory size	64 GB	64 GB
Max memory channels	4	2
Maximum memory bandwidth	68 GB/s	42 GB/s
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

HD 630

Peripherals

Specifications and connection of peripherals supported by Core i7-5930K and Core i7-7740X.

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.

Core i7-5930K outperforms Core i7-7740X by 4% based on our aggregated benchmark results.

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Advantages and disadvantages

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Performance score	6.73	6.45
Recency	1 September 2014	26 June 2017
Physical cores	6	4
Threads	12	8
Cost	$613	$339
Chip lithography	22 nm	14 nm
Power consumption (TDP)	140 Watt	112 Watt

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Should you still have questions on choice between Core i7-5930K and Core i7-7740X, ask them in Comments section, and we shall answer.

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