Intel Core i9-9980XE vs Intel Core i9-7940X

Comparative analysis of Intel Core i9-9980XE and Intel Core i9-7940X processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, 3DMark Fire Strike - Physics Score, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Core i9-9980XE

Intel Core i9-7940X

Differences

Reasons to consider the Intel Core i9-9980XE

CPU is newer: launch date 1 year(s) 0 month(s) later
4 more cores, run more applications at once: 18 vs 14
8 more threads: 36 vs 28
Around 2% higher clock speed: 4.40 GHz vs 4.30 GHz
Around 29% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 29% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 29% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 3% better performance in PassMark - Single thread mark: 2563 vs 2491
Around 23% better performance in PassMark - CPU mark: 32054 vs 25966
Around 7% better performance in 3DMark Fire Strike - Physics Score: 11679 vs 10950
Around 22% better performance in Geekbench 4 - Multi-Core: 15743 vs 12928

Specifications (specs)
Launch date	October 2018 vs September 2017
Number of cores	18 vs 14
Number of threads	36 vs 28
Maximum frequency	4.40 GHz vs 4.30 GHz
L1 cache	64K (per core) vs 64 KB (per core)
L2 cache	1 MB (per core) vs 1024 KB (per core)
L3 cache	24.75 MB (shared) vs 19712 KB (shared)
Benchmarks
PassMark - Single thread mark	2563 vs 2491
PassMark - CPU mark	32054 vs 25966
3DMark Fire Strike - Physics Score	11679 vs 10950
Geekbench 4 - Multi-Core	15743 vs 12928

Reasons to consider the Intel Core i9-7940X

Around 21% higher maximum core temperature: 102°C vs 84°C
Around 1% better performance in Geekbench 4 - Single Core: 1153 vs 1141

Specifications (specs)
Maximum core temperature	102°C vs 84°C
Benchmarks
Geekbench 4 - Single Core	1153 vs 1141

Compare benchmarks

CPU 1: Intel Core i9-9980XE
CPU 2: Intel Core i9-7940X

PassMark - Single thread mark

CPU 1

CPU 2

2563

2491

PassMark - CPU mark

CPU 1

CPU 2

32054

25966

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

11679

10950

Geekbench 4 - Single Core

CPU 1

CPU 2

1141

1153

Geekbench 4 - Multi-Core

CPU 1

CPU 2

15743

12928

Name	Intel Core i9-9980XE	Intel Core i9-7940X
PassMark - Single thread mark	2563	2491
PassMark - CPU mark	32054	25966
3DMark Fire Strike - Physics Score	11679	10950
Geekbench 4 - Single Core	1141	1153
Geekbench 4 - Multi-Core	15743	12928

Compare specifications (specs)

	Intel Core i9-9980XE	Intel Core i9-7940X
Essentials
Architecture codename	Skylake	Skylake
Launch date	October 2018	September 2017
Place in performance rating	622	748
Processor Number	i9-9980XE	i9-7940X
Series	Intel® Core™ X-series Processors	Intel® Core™ X-series Processors
Status	Launched	Launched
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$1,399
Price now		$1,129.99
Value for money (0-100)		6.63
Performance
64 bit support
Base frequency	3.00 GHz	3.10 GHz
Bus Speed	8 GT/s DMI3	8 GT/s DMI3
L1 cache	64K (per core)	64 KB (per core)
L2 cache	1 MB (per core)	1024 KB (per core)
L3 cache	24.75 MB (shared)	19712 KB (shared)
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	84°C	102°C
Maximum frequency	4.40 GHz	4.30 GHz
Number of cores	18	14
Number of QPI Links	0	0
Number of threads	36	28
Unlocked
Memory
Max memory channels	4	4
Maximum memory size	128 GB	128 GB
Supported memory types	DDR4-2666	DDR4-2666
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	FCLGA2066	FCLGA2066
Thermal Design Power (TDP)	165 Watt	165 Watt
Thermal Solution	PCG 2017X	PCG 2017X
Low Halogen Options Available
Peripherals
Max number of PCIe lanes	44	44
PCI Express revision	3.0	3.0
Scalability	1S Only	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® 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
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Number of AVX-512 FMA Units	2	2
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)