Intel Core i9 9940X vs Intel Core Ultra 7 256V
CPU Specs Compare
General Parameters
Release Date
Oct 2018
Sep 2024
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Skylake
Lunar Lake
Processor Number
i9-9940X
256V
Integrated Graphics
N/A
Arc Graphics 140V
Generation
-
Ultra 7 (Lunar Lake)
Package
Manufacturing Process
14 nm
3 nm
Socket
LGA-2066
FCBGA-2833
Power Consumption
165 W
17-37 W
Peak Operating Temperature
88 °C
100 °C
Foundry
-
TSMC
Package
-
BGA
CPU Performance
Performance Cores
14
4
Performance Core Threads
28
4
Performance Core Base Frequency
3.3 GHz
2.2 GHz
Performance Core Turbo Frequency
4.4 GHz
4.8 GHz
Total Core Count
14
8
Total Thread Count
28
8
Bus Frequency
100 MHz
100 MHz
Multiplier
33x
22x
L1 Cache
64 K per core
192 KB per core
L2 Cache
1 MB per core
14 MB
L3 Cache
20 MB shared
12 MB
Unlocked Multiplier
Yes
No
Efficiency Cores
-
4
Efficiency Core Threads
-
4
Efficiency Core Base Frequency
-
2.2 GHz
Efficiency Core Turbo Frequency
-
3.7 GHz
L0 Cache
-
48 KB per core
SMP
-
1
Memory Parameters
Memory Types
DDR4-2666
LPDDR5X-8533
Max Memory Size
128 GB
16 GB
Max Memory Channels
4
2
Max Memory Bandwidth
85 GB/s
136 GB/s
ECC Memory Support
No
No
Miscellaneous
Graphics Card Parameters
Integrated Graphics
-
true
GPU Base Frequency
-
600 MHz
GPU Max Dynamic Frequency
-
1950 MHz
Shader Units
-
1024
Execution Units
-
8
AI Accelerator
NPU
-
Intel® AI Boost
Theoretical performance
-
47 TOPS
📊 Benchmark
Cinebench R23
1,228
1,995
Cinebench R23
15,351
12,145
Geekbench 6
1,328
2,607
Geekbench 5
1,189
-
Geekbench 6
9,787
10,506
Geekbench 5
14,374
-
Cinebench 2024
-
120