Intel Xeon 6766P-B vs AMD Ryzen 9 5900
CPU · Specs Compare
General Parameters
Release Date
Dec 2025
Jan 2021
Manufacturer
Intel
AMD
Type
Server
Desktop
Core Architecture
Granite Rapids
Vermeer
Integrated Graphics
N/A
N/A
Generation
Xeon 6 (Granite Rapids-D)
—
Instruction Set
—
x86-64
Package
Manufacturing Process
5 nm
7 nm
Socket
Intel BGA 5026
AM4
Power Consumption
305 W
65 W
Foundry
Intel
—
Die Size
2x598 mm²
—
I/O Process Size
10 nm
—
Package
FC-BGA18N
—
Peak Operating Temperature
—
95 °C
CPU Performance
Performance Core Base Frequency
2.3 GHz
3.0 GHz
Performance Core Turbo Frequency
3.5 GHz
4.7 GHz
Total Core Count
64
12
Total Thread Count
128
24
Bus Frequency
100 MHz
100 MHz
Multiplier
23.0
30x
L1 Cache
112 KB per core
64 K per core
L2 Cache
2 MB per core
512 K per core
L3 Cache
256 MB shared
32 MB shared
Unlocked Multiplier
No
Yes
SMP
1
—
Performance Cores
—
12
Performance Core Threads
—
24
Memory Parameters
Memory Types
DDR5-6400
DDR4-3200
Max Memory Size
2.25 TB
128 GB
Max Memory Channels
8
2
ECC Memory Support
Yes
Yes
Max Memory Bandwidth
—
51.2 GB/s
Miscellaneous
PCIe Version
5
4.0
PCIe Lanes
32
20
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.