AMD Ryzen 9 3900X vs AMD EPYC 7763
CPU · Specs Compare
General Parameters
Release Date
Jul 2019
Mar 2021
Manufacturer
AMD
AMD
Type
Desktop
Server
Instruction Set
x86-64
—
Core Architecture
Zen 2
Milan
Integrated Graphics
N/A
N/A
Generation
—
EPYC (Zen 3 (Milan))
Package
Transistor Count
3.8 billions
33.2 billions
Manufacturing Process
7 nm
7 nm
Socket
AM4
AMD Socket SP3
Power Consumption
105 W
280 W
Peak Operating Temperature
95 °C
—
Foundry
—
TSMC
Die Size
—
8x81 mm²
I/O Process Size
—
12 nm
I/O Die Size
—
416 mm²
Package
—
FCLGA-4094
CPU Performance
Performance Cores
12
—
Performance Core Threads
24
—
Performance Core Base Frequency
3.8 GHz
2.45 GHz
Performance Core Turbo Frequency
4.6 GHz
3.5 GHz
Total Core Count
12
64
Total Thread Count
24
128
Bus Frequency
100 MHz
100 MHz
Multiplier
38x
24.5
L1 Cache
64 K per core
64 KB per core
L2 Cache
512 K per core
512 KB per core
L3 Cache
64 MB shared
256 MB shared
Unlocked Multiplier
Yes
No
Cores per CCD
—
8
SMP
—
2
Memory Parameters
Memory Types
DDR4-3200
DDR4-3200
Max Memory Size
128 GB
—
Max Memory Channels
2
8
Max Memory Bandwidth
47.68 GB/s
—
ECC Memory Support
Yes
Yes
Miscellaneous
PCIe Version
4.0
4
PCIe Lanes
16
128
Benchmark
Cinebench R23
1,306
—
Cinebench R23
18,454
61,455
Geekbench 6
1,842
1,432
Geekbench 5
1,319
—
Geekbench 6
11,715
13,737
Geekbench 5
11,991
—
Cinebench 2024
78
—
Cinebench 2024
1,068
—
Passmark CPU
2,683
—
Passmark CPU
32,531
—
Blender
—
139
▲ Specs Compare
Data sourced from official specifications and benchmark tests.