AMD Ryzen 9 5900 vs Intel Xeon 656
CPU · Specs Compare
General Parameters
Release Date
Jan 2021
Feb 2026
Manufacturer
AMD
Intel
Type
Desktop
Server
Instruction Set
x86-64
—
Core Architecture
Vermeer
Granite Rapids
Integrated Graphics
N/A
N/A
Generation
—
Xeon 600 (Granite Rapids-WS)
Series
—
Intel Xeon 6 processors
Package
Manufacturing Process
7 nm
5 nm
Socket
AM4
Intel Socket 4710
Power Consumption
65 W
210 W
Peak Operating Temperature
95 °C
98°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
12
20
Performance Core Threads
24
40
Performance Core Base Frequency
3.0 GHz
2.9 GHz
Performance Core Turbo Frequency
4.7 GHz
4.8 GHz
Total Core Count
12
20
Total Thread Count
24
40
Bus Frequency
100 MHz
100 MHz
Multiplier
30x
29.0
L1 Cache
64 K per core
112 KB per core
L2 Cache
512 K per core
2 MB per core
L3 Cache
32 MB shared
72 MB shared
Unlocked Multiplier
Yes
Yes
SMP
—
1
Memory Parameters
Memory Types
DDR4-3200
DDR5-6400
Max Memory Size
128 GB
4 TB
Max Memory Channels
2
8
Max Memory Bandwidth
51.2 GB/s
409.6 GB/s
ECC Memory Support
Yes
Yes
Miscellaneous
PCIe Version
4.0
5
PCIe Lanes
20
128
Benchmark
Cinebench R23
1,584
—
Cinebench R23
20,887
—
Geekbench 6
2,080
—
Geekbench 5
1,715
—
Geekbench 6
9,774
—
Geekbench 5
13,017
—
Blender
282
—
Passmark CPU
3,447
—
Passmark CPU
34,510
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.