Core i9-9980XE vs Core i7-7800X

Primary details

Comparing Core i7-7800X and Core i9-9980XE processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	849	282
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	6.85	9.12
Market segment	Desktop processor	Desktop processor
Series	Intel Core i7	Intel Core i9
Architecture codename	Skylake (server) (2017−2019)	Sky Lake-X
Release date	26 June 2017 (6 years ago)	19 October 2018 (5 years ago)
Launch price (MSRP)	$389	$1,979
Current price	$291 (0.7x MSRP)	$1129 (0.6x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

i9-9980XE has 33% better value for money than i7-7800X.

Detailed specifications

Core i7-7800X and Core i9-9980XE 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)	18 (Octadeca-Core)
Threads	12	36
Base clock speed	3.5 GHz	3 GHz
Boost clock speed	4 GHz	4.5 GHz
Bus support	4 × 8 GT/s	no data
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	1 MB (per core)	1 MB (per core)
L3 cache	8.25 MB (shared)	24.75 MB (shared)
Chip lithography	14 nm	14 nm
Die size	no data	484 mm2
Maximum core temperature	100 °C	84 °C
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	Yes	Yes

Compatibility

Information on Core i7-7800X and Core i9-9980XE 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	FCLGA2066	FCLGA2066
Power consumption (TDP)	140 Watt	165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7800X and Core i9-9980XE. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Turbo Boost Max 3.0	no data	+
Status	Discontinued	Discontinued

Security technologies

Core i7-7800X and Core i9-9980XE technologies aimed at improving security, for example, by protecting against hacks.

EDB

+

+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7800X and Core i9-9980XE are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7800X and Core i9-9980XE. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2400	DDR4
Maximum memory size	128 GB	128 GB
Max memory channels	4	4
Maximum memory bandwidth	77 GB/s	85 GB/s
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

N/A

Peripherals

Specifications and connection of peripherals supported by Core i7-7800X and Core i9-9980XE.

PCIe version	3.0	3.0
PCI Express lanes	28	44

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 i9-9980XE outperforms Core i7-7800X by 126% based on our aggregated benchmark results.

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Pros & cons summary

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Performance score	8.33	18.83
Recency	26 June 2017	19 October 2018
Physical cores	6	18
Threads	12	36
Cost	$389	$1979
Power consumption (TDP)	140 Watt	165 Watt

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Should you still have questions on choice between Core i7-7800X and Core i9-9980XE, ask them in Comments section, and we shall answer.

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