Intel Core i9 10900 vs Intel Core i9 9940X
We compared two desktop CPUs: Intel Core i9 10900 with 10 cores 2.8GHz and Intel Core i9 9940X with 14 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i9 10900 's Advantages
Released 1 years and 7 months late
Integrated graphics card
Higher specification of memory (2933 vs 2666)
Lower TDP (65W vs 165W)
Intel Core i9 9940X 's Advantages
Larger memory bandwidth (85GB/s vs 45.8GB/s)
Higher base frequency (3.3GHz vs 2.8GHz)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i9 10900
+10%
1355
Intel Core i9 9940X
1228
Cinebench R23 Multi Core
Intel Core i9 10900
13293
Intel Core i9 9940X
+15%
15351
Geekbench 6 Single Core
Intel Core i9 10900
+28%
1713
Intel Core i9 9940X
1328
Geekbench 6 Multi Core
Intel Core i9 10900
9002
Intel Core i9 9940X
+8%
9787
Geekbench 5 Single Core
Intel Core i9 10900
+11%
1320
Intel Core i9 9940X
1189
Geekbench 5 Multi Core
Intel Core i9 10900
9749
Intel Core i9 9940X
+47%
14374
Passmark CPU Single Core
Intel Core i9 10900
+16%
3028
Intel Core i9 9940X
2608
Passmark CPU Multi Core
Intel Core i9 10900
20152
Intel Core i9 9940X
+40%
28355
General Parameters
May 2020
Release Date
Oct 2018
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Comet Lake
Core Architecture
Skylake
i9-10900
Processor Number
i9-9940X
LGA-1200
Socket
LGA-2066
UHD Graphics 630
Integrated Graphics
N/A
-
-
-
Package
-
-
-
14 nm
Manufacturing Process
14 nm
-
-
-
65 W
Power Consumption
165 W
-
-
-
100 °C
Peak Operating Temperature
88 °C
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CPU Performance
10
Performance Cores
14
20
Performance Core Threads
28
2.8 GHz
Performance Core Base Frequency
3.3 GHz
5.2 GHz
Performance Core Turbo Frequency
4.4 GHz
-
-
-
-
-
-
-
-
-
-
-
-
10
Total Core Count
14
20
Total Thread Count
28
100 MHz
Bus Frequency
100 MHz
28x
Multiplier
33x
-
-
-
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
1 MB per core
20 MB shared
L3 Cache
20 MB shared
No
Unlocked Multiplier
Yes
-
-
-
-
-
-
-
-
-
-
-
-
-
Memory Parameters
DDR4-2933
Memory Types
DDR4-2666
128 GB
Max Memory Size
128 GB
2
Max Memory Channels
4
45.8 GB/s
Max Memory Bandwidth
85 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
-
350 MHz
GPU Base Frequency
-
1200 MHz
GPU Max Dynamic Frequency
-
192
Shader Units
-
24
Texture Units
-
3
Raster Operation Units
-
24
Execution Units
-
15 W
Power Consumption
-
4096x2304 - 60 Hz
Max Resolution
-
0.38 TFLOPS
Graphics Performance
-
AI Accelerator
-
-
-
-
-
-
Miscellaneous
3.0
PCIe Version
3.0
16
PCIe Lanes
44
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
-
