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Intel Core i9 9980XE vs i9 10980XE

We compared two 18-core desktop CPUs: the 3.0 GHz Intel Core i9 9980XE against the 3.0 GHz i9 10980XE. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.


General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between 10980XE and 9980XE
Advantages of Intel Core i9 10980XE
  • Supports up to 256 GB DDR4-2933 RAM
  • Newer - released 1-year later
  • 5% higher Turbo Boost frequency (4.6 GHz vs 4.4 GHz)


Comparing the performance of CPUs in benchmarks
Cinebench R20 (Single-Core)
Cinebench R20 (Multi-Core)
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)


Full technical specification of Intel Core i9 9980XE and i9 10980XE


Vendor Intel Intel
Released October 8, 2018 October 7, 2019
Launch price 1979 USD 1979 USD
Type Desktop Desktop
Codename Skylake Cascade Lake
Model number i9-9980XE i9-10980XE
Socket LGA-2066 LGA-2066
Integrated GPU No No


Cores 18 18
Threads 36 36
Base Frequency 3.0 GHz 3.0 GHz
Turbo Boost Frequency 4.4 GHz 4.6 GHz
Bus frequency 100 MHz 100 MHz
Multiplier 30x 30x
Bus Bandwidth 8 GT/s -
L1 Cache 64K (per core) 64K (per core)
L2 Cache 1MB (per core) 1MB (per core)
L3 Cache 25MB (shared) 25MB (shared)
Unlocked Multiplier Yes Yes


Fabrication process 14 nm 14 nm
TDP 165 W 165 W
Max. temperature 84°C 86°C

Memory support

Memory types DDR4-2666 DDR4-2933
Memory Size 128 GB 256 GB
Max. Memory Channels 4 4
Max. Memory Bandwidth 79.47 GB/s -
ECC Support No No


Official site Intel Core i9 9980XE official page Intel Core i9 10980XE official page
PCI Express Version 3.0 3.0
PCI Express Lanes 44 48
Instruction Set SSE4.1, SSE4.2, AVX-2, AVX-512 SSE4.1, SSE4.2, AVX-2, AVX-512

Cast your vote

Choose between two processors
6 (20%)
24 (80%)
Total votes: 30


So which CPU will you choose: Intel Core i9 10980XE or i9 9980XE?