Intel Core i9-7940X vs Intel Core i9-7980XE

Comparative analysis of Intel Core i9-7940X and Intel Core i9-7980XE 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, 3DMark Fire Strike - Physics Score, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

 

Differences

Reasons to consider the Intel Core i9-7940X

  • Around 2% higher clock speed: 4.30 GHz vs 4.20 GHz
  • Around 9% higher maximum core temperature: 102°C vs 94°C
  • Around 1% better performance in 3DMark Fire Strike - Physics Score: 10950 vs 10876
Specifications (specs)
Maximum frequency 4.30 GHz vs 4.20 GHz
Maximum core temperature 102°C vs 94°C
Benchmarks
PassMark - Single thread mark 2491 vs 2484
3DMark Fire Strike - Physics Score 10950 vs 10876

Reasons to consider the Intel Core i9-7980XE

  • 4 more cores, run more applications at once: 18 vs 14
  • 8 more threads: 36 vs 28
  • 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 16% better performance in PassMark - CPU mark: 30228 vs 25964
  • Around 2% better performance in Geekbench 4 - Single Core: 1177 vs 1153
  • Around 27% better performance in Geekbench 4 - Multi-Core: 16370 vs 12928
Specifications (specs)
Number of cores 18 vs 14
Number of threads 36 vs 28
L1 cache 64 KB (per core) vs 64 KB (per core)
L2 cache 1024 KB (per core) vs 1024 KB (per core)
L3 cache 25344 KB (shared) vs 19712 KB (shared)
Benchmarks
PassMark - CPU mark 30228 vs 25964
Geekbench 4 - Single Core 1177 vs 1153
Geekbench 4 - Multi-Core 16370 vs 12928

Compare benchmarks

CPU 1: Intel Core i9-7940X
CPU 2: Intel Core i9-7980XE

PassMark - Single thread mark
CPU 1
CPU 2
2491
2484
PassMark - CPU mark
CPU 1
CPU 2
25964
30228
Geekbench 4 - Single Core
CPU 1
CPU 2
1153
1177
Geekbench 4 - Multi-Core
CPU 1
CPU 2
12928
16370
3DMark Fire Strike - Physics Score
CPU 1
CPU 2
10950
10876
Name Intel Core i9-7940X Intel Core i9-7980XE
PassMark - Single thread mark 2491 2484
PassMark - CPU mark 25964 30228
Geekbench 4 - Single Core 1153 1177
Geekbench 4 - Multi-Core 12928 16370
3DMark Fire Strike - Physics Score 10950 10876
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 40.947
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 484.771
CompuBench 1.5 Desktop - T-Rex (Frames/s) 3.237
CompuBench 1.5 Desktop - Video Composition (Frames/s) 21.073
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 218.231

Compare specifications (specs)

Intel Core i9-7940X Intel Core i9-7980XE

Essentials

Architecture codename Skylake Skylake
Launch date September 2017 September 2017
Launch price (MSRP) $1,399 $1,999
Place in performance rating 746 176
Price now $1,129.99 $2,005.50
Processor Number i9-7940X i9-7980XE
Series Intel® Core™ X-series Processors Intel® Core™ X-series Processors
Status Launched Launched
Value for money (0-100) 6.63 4.08
Vertical segment Desktop Desktop

Performance

64 bit support
Base frequency 3.10 GHz 2.60 GHz
Bus Speed 8 GT/s DMI3 8 GT/s DMI3
L1 cache 64 KB (per core) 64 KB (per core)
L2 cache 1024 KB (per core) 1024 KB (per core)
L3 cache 19712 KB (shared) 25344 KB (shared)
Manufacturing process technology 14 nm 14 nm
Maximum core temperature 102°C 94°C
Maximum frequency 4.30 GHz 4.20 GHz
Number of cores 14 18
Number of QPI Links 0 0
Number of threads 28 36
Unlocked

Memory

Max memory channels 4 4
Maximum memory size 128 GB 128 GB
Supported memory types DDR4-2666 DDR4-2666

Compatibility

Low Halogen Options Available
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)