Intel Xeon 656 vs Intel Core i9 12900HX
CPU Specs Compare
General Parameters
Release Date
Feb 2026
May 2022
Manufacturer
Intel
Intel
Type
Server
Laptop
Core Architecture
Granite Rapids
Alder Lake
Integrated Graphics
N/A
UHD Graphics (32EU)
Generation
Xeon 600 (Granite Rapids-WS)
-
Series
Intel Xeon 6 processors
-
Instruction Set
-
x86-64
Processor Number
-
i9-12900HX
Package
Manufacturing Process
5 nm
10 nm
Socket
Intel Socket 4710
BGA-1964
Power Consumption
210 W
45-55 W
Peak Operating Temperature
98°C
100°C
Foundry
Intel
-
Die Size
2x598 mm²
-
I/O Process Size
10 nm
-
I/O Die Size
2x 241
-
Package
FC-LGA18N
-
Max Turbo Power Consumption
-
157 W
CPU Performance
Performance Cores
20
8
Performance Core Threads
40
16
Performance Core Base Frequency
2.9 GHz
2.3 GHz
Performance Core Turbo Frequency
4.8 GHz
5 GHz
Total Core Count
20
16
Total Thread Count
40
24
Bus Frequency
100 MHz
100 MHz
Multiplier
29.0
23x
L1 Cache
112 KB per core
80 K per core
L2 Cache
2 MB per core
1280 K per core
L3 Cache
72 MB shared
30 MB shared
Unlocked Multiplier
Yes
Yes
SMP
1
-
Efficiency Cores
-
8
Efficiency Core Threads
-
8
Efficiency Core Base Frequency
-
1.7 GHz
Efficiency Core Turbo Frequency
-
3.6 GHz
Memory Parameters
Memory Types
DDR5-6400
DDR5-4800, DDR4-3200
Max Memory Size
4 TB
128 GB
Max Memory Channels
8
2
Max Memory Bandwidth
409.6 GB/s
76.8 GB/s
ECC Memory Support
Yes
No
Graphics Card Parameters
Integrated Graphics
-
true
GPU Base Frequency
-
300 MHz
GPU Max Dynamic Frequency
-
1550 MHz
Shader Units
-
256
Texture Units
-
16
Raster Operation Units
-
8
Execution Units
-
32
Power Consumption
-
45 W
📊 Benchmark
Cinebench R23
-
1,904
Cinebench R23
-
20,977
Geekbench 6
-
2,519
Geekbench 5
-
1,896
Geekbench 6
-
14,447
Geekbench 5
-
16,154
Blender
-
280
Passmark CPU
-
3,874
Passmark CPU
-
34,632