Intel Core i9 11900K vs Intel Xeon 638
CPU Specs Compare
General Parameters
Release Date
Mar 2021
Feb 2026
Manufacturer
Intel
Intel
Type
Desktop
Server
Instruction Set
x86-64
-
Core Architecture
Rocket Lake
Granite Rapids
Processor Number
i9-11900K
-
Integrated Graphics
UHD Graphics 750
N/A
Generation
-
Xeon 600 (Granite Rapids-WS)
Package
Manufacturing Process
14 nm
5 nm
Socket
LGA-1200
Intel Socket 4710
Power Consumption
125 W
180 W
Peak Operating Temperature
100°C
100°C
Foundry
-
Intel
Die Size
-
598 mm²
I/O Process Size
-
10 nm
I/O Die Size
-
2x 241
Package
-
FC-LGA18N
CPU Performance
Performance Cores
8
-
Performance Core Threads
16
-
Performance Core Base Frequency
3.5 GHz
3.2 GHz
Performance Core Turbo Frequency
5.3 GHz
4.8 GHz
Total Core Count
8
16
Total Thread Count
16
32
Bus Frequency
100 MHz
100 MHz
Multiplier
35x
32.0
L1 Cache
64 K per core
112 KB per core
L2 Cache
512 K per core
2 MB per core
L3 Cache
16 MB shared
72 MB shared
Unlocked Multiplier
Yes
Yes
SMP
-
1
Memory Parameters
Memory Types
DDR4-3200
DDR5-6400
Max Memory Size
128 GB
-
Max Memory Channels
2
4
Max Memory Bandwidth
50 GB/s
-
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
-
GPU Base Frequency
300 MHz
-
GPU Max Dynamic Frequency
1300 MHz
-
Shader Units
256
-
Texture Units
64
-
Raster Operation Units
32
-
Execution Units
32
-
Power Consumption
15 W
-
Max Resolution
3840x2160 - 60 Hz
-
Miscellaneous
📊 Benchmark
Cinebench R23
1,653
-
Cinebench R23
16,211
-
Geekbench 6
2,492
-
Geekbench 5
1,829
-
Geekbench 6
11,197
-
Geekbench 5
11,033
-
Blender
205
-
Passmark CPU
3,520
-
Passmark CPU
25,343
-