Intel Core i5 6400 vs Intel Xeon 676X
CPU · Specs Compare
General Parameters
Release Date
Sep 2015
Feb 2026
Manufacturer
Intel
Intel
Type
Desktop
Server
Instruction Set
x86-64
—
Core Architecture
Skylake
Granite Rapids
Processor Number
i5-6400
—
Integrated Graphics
HD Graphics 530
N/A
Generation
—
Xeon 600 (Granite Rapids-WS)
Series
—
Intel Xeon 6 processors
Package
Manufacturing Process
14 nm
5 nm
Socket
LGA-1151
Intel Socket 4710
Power Consumption
65 W
275 W
Peak Operating Temperature
—
99°C
Foundry
—
Intel
Die Size
—
2x598 mm²
I/O Process Size
—
10 nm
I/O Die Size
—
2x 241
Package
—
FC-LGA18N
CPU Performance
Performance Cores
4
32
Performance Core Threads
4
64
Performance Core Base Frequency
2.7 GHz
2.8 GHz
Performance Core Turbo Frequency
3.3 GHz
4.9 GHz
Total Core Count
4
32
Total Thread Count
4
64
Bus Frequency
100 MHz
100 MHz
Multiplier
27x
28.0
L1 Cache
64 K per core
112 KB per core
L2 Cache
256 K per core
2 MB per core
L3 Cache
6 MB shared
144 MB shared
Unlocked Multiplier
No
Yes
SMP
—
1
Memory Parameters
Memory Types
DDR4-2133, DDR3L-1600
DDR5-6400
Max Memory Size
64 GB
4 TB
Max Memory Channels
2
8
Max Memory Bandwidth
34.1 GB/s
409.6 GB/s
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
—
GPU Max Dynamic Frequency
950 MHz
—
Miscellaneous
PCIe Version
3.0
5
PCIe Lanes
16
128
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
—
Benchmark
Cinebench R23
898
—
Cinebench R23
3,214
—
Geekbench 6
1,143
—
Geekbench 5
853
—
Geekbench 6
3,312
—
Geekbench 5
2,805
—
Blender
49
—
Passmark CPU
1,961
—
Passmark CPU
5,151
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.