Intel Core i5 6600 vs Intel Core Ultra 5 250KF Plus
CPU · Specs Compare
General Parameters
Release Date
Sep 2015
Mar 2026
Manufacturer
Intel
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Skylake
Arrow Lake
Processor Number
i5-6600
250KF+
Integrated Graphics
HD Graphics 530
No
Package
Transistor Count
1.75 billions
17.8 billions
Manufacturing Process
14 nm
3 nm
Socket
LGA-1151
FCLGA-1851
Power Consumption
65 W
125 W
Max Turbo Power Consumption
—
159 W
Peak Operating Temperature
—
105 °C
CPU Performance
Performance Cores
4
6
Performance Core Threads
4
6
Performance Core Base Frequency
3.3 GHz
4.2 GHz
Performance Core Turbo Frequency
3.9 GHz
5.3 GHz
Total Core Count
4
18
Total Thread Count
4
18
Bus Frequency
100 MHz
100 MHz
Multiplier
33x
42
L1 Cache
64 K per core
192 K per core
L2 Cache
256 K per core
3 MB per core
L3 Cache
6 MB shared
30 MB shared
Unlocked Multiplier
No
Yes
Efficiency Cores
—
12
Efficiency Core Threads
—
12
Efficiency Core Base Frequency
—
3.3 GHz
Efficiency Core Turbo Frequency
—
4.6 GHz
Memory Parameters
Memory Types
DDR4-2133, DDR3L-1600
DDR5-7200
Max Memory Size
64 GB
—
Max Memory Channels
2
—
Max Memory Bandwidth
34.1 GB/s
115.2 GB/s
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
—
GPU Max Dynamic Frequency
1150 MHz
—
Miscellaneous
PCIe Version
3.0
5.0
PCIe Lanes
16
24
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
—
Benchmark
Cinebench R23
1,042
2,335
Cinebench R23
3,810
29,012
Geekbench 6
1,215
3,219
Geekbench 5
953
—
Geekbench 6
3,041
21,115
Geekbench 5
3,325
—
Blender
41
—
Passmark CPU
2,246
—
Passmark CPU
5,989
—
Cinebench 2024
—
140
Cinebench 2024
—
1,689
Cinebench 2026
—
7,413
▲ Specs Compare
Data sourced from official specifications and benchmark tests.