Intel Core i9-9940X vs Intel Core i9-9960X

Comparative analysis of Intel Core i9-9940X and Intel Core i9-9960X 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

 

Differences

Reasons to consider the Intel Core i9-9940X

  • Around 4% higher maximum core temperature: 88°C vs 85°C
Maximum core temperature 88°C vs 85°C

Reasons to consider the Intel Core i9-9960X

  • 2 more cores, run more applications at once: 16 vs 14
  • 4 more threads: 32 vs 28
  • Around 14% more L1 cache; more data can be stored in the L1 cache for quick access later
  • Around 14% more L2 cache; more data can be stored in the L2 cache for quick access later
  • Around 14% more L3 cache; more data can be stored in the L3 cache for quick access later
  • Around 1% better performance in PassMark - Single thread mark: 2477 vs 2451
  • Around 4% better performance in PassMark - CPU mark: 28129 vs 27124
  • Around 3% better performance in Geekbench 4 - Single Core: 5466 vs 5315
  • Around 17% better performance in Geekbench 4 - Multi-Core: 49962 vs 42757
Specifications (specs)
Number of cores 16 vs 14
Number of threads 32 vs 28
L1 cache 64K (per core) vs 64K (per core)
L2 cache 1 MB (per core) vs 1 MB (per core)
L3 cache 22 MB (shared) vs 19.25 MB (shared)
Benchmarks
PassMark - Single thread mark 2477 vs 2451
PassMark - CPU mark 28129 vs 27124
Geekbench 4 - Single Core 5466 vs 5315
Geekbench 4 - Multi-Core 49962 vs 42757

Compare benchmarks

CPU 1: Intel Core i9-9940X
CPU 2: Intel Core i9-9960X

PassMark - Single thread mark
CPU 1
CPU 2
2451
2477
PassMark - CPU mark
CPU 1
CPU 2
27124
28129
Geekbench 4 - Single Core
CPU 1
CPU 2
5315
5466
Geekbench 4 - Multi-Core
CPU 1
CPU 2
42757
49962
Name Intel Core i9-9940X Intel Core i9-9960X
PassMark - Single thread mark 2451 2477
PassMark - CPU mark 27124 28129
Geekbench 4 - Single Core 5315 5466
Geekbench 4 - Multi-Core 42757 49962

Compare specifications (specs)

Intel Core i9-9940X Intel Core i9-9960X

Essentials

Architecture codename Skylake Skylake
Launch date October 2018 October 2018
Place in performance rating 7 4
Processor Number i9-9940X i9-9960X
Series Intel® Core™ X-series Processors Intel® Core™ X-series Processors
Status Launched Launched
Vertical segment Desktop Desktop

Performance

64 bit support
Base frequency 3.30 GHz 3.10 GHz
Bus Speed 8 GT/s DMI3 8 GT/s DMI3
L1 cache 64K (per core) 64K (per core)
L2 cache 1 MB (per core) 1 MB (per core)
L3 cache 19.25 MB (shared) 22 MB (shared)
Manufacturing process technology 14 nm 14 nm
Maximum core temperature 88°C 85°C
Maximum frequency 4.40 GHz 4.40 GHz
Number of cores 14 16
Number of QPI Links 0 0
Number of threads 28 32
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

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)