Intel Xeon E3-1265L v3 vs Intel Core Ultra 7 255H
CPU · Specs Compare
General Parameters
Release Date
Jun 2013
Jan 2025
Manufacturer
Intel
Intel
Type
Server
Laptop
Core Architecture
Haswell-WS
Arrow Lake
Integrated Graphics
Intel HD (Haswell)
Arc Graphics 140T
Generation
Xeon E3 (Haswell-WS)
—
Instruction Set
—
x86-64
Processor Number
—
255H
Package
Transistor Count
1.4 billions
—
Manufacturing Process
22 nm
3 nm
Socket
Intel Socket 1150
FCBGA-2049
Power Consumption
45 W
20-28 W
Foundry
Intel
—
Die Size
160 mm²
—
Package
FC-LGA12C
—
Max Turbo Power Consumption
—
115 W
Peak Operating Temperature
—
110 °C
CPU Performance
Performance Core Base Frequency
2.5 GHz
2.0 GHz
Performance Core Turbo Frequency
3.7 GHz
5.1 GHz
Total Core Count
4
16
Total Thread Count
8
16
Bus Frequency
100 MHz
100 MHz
Multiplier
25.0
20
L1 Cache
64 K per core
112 K per core
L2 Cache
256 K per core
2 MB per core
L3 Cache
8 MB shared
24 MB shared
Unlocked Multiplier
No
No
SMP
1
—
Performance Cores
—
6
Performance Core Threads
—
6
Efficiency Cores
—
10
Efficiency Core Threads
—
10
Efficiency Core Base Frequency
—
1.5 GHz
Efficiency Core Turbo Frequency
—
4.4 GHz
Memory Parameters
Memory Types
DDR3,DDR4
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
Max Memory Channels
2
2
ECC Memory Support
Yes
No
Max Memory Size
—
128 GB
Miscellaneous
PCIe Version
3
5.0
PCIe Lanes
—
28
Graphics Card Parameters
Integrated Graphics
—
true
GPU Max Dynamic Frequency
—
2250 MHz
Benchmark
Geekbench 6
1,223
2,823
Geekbench 6
1,224
15,662
Cinebench R23
—
2,029
Cinebench R23
—
20,521
Cinebench 2024
—
115
Cinebench 2024
—
1,102
Blender
—
278
▲ Specs Compare
Data sourced from official specifications and benchmark tests.