Intel Core i9 9940X vs Intel Core i9 10900X
We compared two desktop CPUs: Intel Core i9 9940X with 14 cores 3.3GHz and Intel Core i9 10900X with 10 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i9 10900X 's Advantages
Released 1 years late
Higher specification of memory (2933 vs 2666)
Larger memory bandwidth (93.8GB/s vs 85GB/s)
Higher base frequency (3.7GHz vs 3.3GHz)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i9 9940X
+7%
1228
Intel Core i9 10900X
1145
Cinebench R23 Multi Core
Intel Core i9 9940X
+7%
15351
Intel Core i9 10900X
14312
Geekbench 6 Single Core
Intel Core i9 9940X
1328
Intel Core i9 10900X
+17%
1566
Geekbench 6 Multi Core
Intel Core i9 9940X
+5%
9787
Intel Core i9 10900X
9308
Geekbench 5 Single Core
Intel Core i9 9940X
+4%
1189
Intel Core i9 10900X
1133
Geekbench 5 Multi Core
Intel Core i9 9940X
+33%
14374
Intel Core i9 10900X
10786
Passmark CPU Single Core
Intel Core i9 9940X
2608
Intel Core i9 10900X
+2%
2664
Passmark CPU Multi Core
Intel Core i9 9940X
+26%
28355
Intel Core i9 10900X
22469
General Parameters
Oct 2018
Release Date
Oct 2019
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Cascade Lake
i9-9940X
Processor Number
i9-10900X
LGA-2066
Socket
LGA-2066
N/A
Integrated Graphics
N/A
Package
14 nm
Manufacturing Process
14 nm
165 W
Power Consumption
165 W
88 °C
Peak Operating Temperature
94 °C
CPU Performance
14
Performance Cores
10
28
Performance Core Threads
20
3.3 GHz
Performance Core Base Frequency
3.7 GHz
4.4 GHz
Performance Core Turbo Frequency
4.5 GHz
14
Total Core Count
10
28
Total Thread Count
20
100 MHz
Bus Frequency
100 MHz
33x
Multiplier
37x
64 K per core
L1 Cache
64 K per core
1 MB per core
L2 Cache
1 MB per core
20 MB shared
L3 Cache
20 MB shared
Yes
Unlocked Multiplier
Yes
Memory Parameters
DDR4-2666
Memory Types
DDR4-2933
128 GB
Max Memory Size
256 GB
4
Max Memory Channels
4
85 GB/s
Max Memory Bandwidth
93.8 GB/s
No
ECC Memory Support
No
Miscellaneous
3.0
PCIe Version
3.0
44
PCIe Lanes
48
SSE4.1, SSE4.2, AVX-2, AVX-512
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
