Intel Core i9 10940X vs Intel Core Ultra 9 285K
CPU · Specs Compare
General Parameters
Release Date
Oct 2019
Oct 2024
Manufacturer
Intel
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Cascade Lake
Arrow Lake
Processor Number
i9-10940X
285K
Integrated Graphics
N/A
Arc iGPU (4-Cores)
Generation
—
Ultra 9(Arrow Lake)
Package
Manufacturing Process
14 nm
3 nm
Socket
LGA-2066
FCLGA-1851
Power Consumption
165 W
125 W
Peak Operating Temperature
86 °C
105 °C
Max Turbo Power Consumption
—
250 W
Foundry
—
TSMC
Package
—
FC-LGA18W
CPU Performance
Performance Cores
14
8
Performance Core Threads
28
8
Performance Core Base Frequency
3.3 GHz
3.7 GHz
Performance Core Turbo Frequency
4.6 GHz
5.5 GHz
Total Core Count
14
24
Total Thread Count
28
24
Bus Frequency
100 MHz
100 MHz
Multiplier
33x
37
L1 Cache
64 K per core
112 K per core
L2 Cache
1 MB per core
3 MB per core
L3 Cache
20 MB shared
36 MB shared
Unlocked Multiplier
Yes
Yes
Efficiency Cores
—
16
Efficiency Core Threads
—
16
Efficiency Core Base Frequency
—
3.2 GHz
Efficiency Core Turbo Frequency
—
4.6 GHz
SMP
—
1
Memory Parameters
Memory Types
DDR4-2933
DDR5-6400
Max Memory Size
256 GB
192 GB
Max Memory Channels
4
2
Max Memory Bandwidth
93.8 GB/s
102.4 GB/s
ECC Memory Support
No
Yes
Miscellaneous
PCIe Version
3.0
5.0
PCIe Lanes
48
24
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
—
Graphics Card Parameters
Integrated Graphics
—
true
GPU Base Frequency
—
300 MHz
GPU Max Dynamic Frequency
—
2000 MHz
Shader Units
—
512
Texture Units
—
32
Raster Operation Units
—
16
Execution Units
—
64
Power Consumption
—
14
Benchmark
Cinebench R23
1,234
2,318
Cinebench R23
21,309
41,583
Geekbench 6
1,471
3,380
Geekbench 5
1,144
—
Geekbench 6
11,287
23,087
Geekbench 5
13,573
—
Passmark CPU
2,686
5,080
Passmark CPU
27,907
67,744
Cinebench 2024
—
142
Cinebench 2024
—
2,357
Blender
—
656
▲ Specs Compare
Data sourced from official specifications and benchmark tests.