AMD Ryzen 9 PRO 3900 vs AMD FX-8120

Head-to-head processor comparison

Aggregated Scores

Combined benchmark scores for both processors


Overall Score

Out of 2,060 results in the database

6,171

Rank #188

vs
4,953

Rank #908

6,171
4,953

Ryzen 9 PRO 3900 wins by 19.7% (Rank #188 vs #908)

Singlecore Score

Out of 2,060 results in the database

6,116

Rank #228

vs
5,189

Rank #813

6,116
5,189

Ryzen 9 PRO 3900 wins by 15.2% (Rank #228 vs #813)

Multicore Score

Out of 2,060 results in the database

6,254

Rank #198

vs
4,600

Rank #1,090

6,254
4,600

Ryzen 9 PRO 3900 wins by 26.4% (Rank #198 vs #1090)

Number Crunching

Out of 1,771 results in the database

5,674

Rank #144

vs
--

Number Crunching not available for both processors.

Data Processing

Out of 1,771 results in the database

5,786

Rank #138

vs
--

Data Processing not available for both processors.

Physics & Compute

Out of 1,771 results in the database

5,532

Rank #179

vs
--

Physics & Compute not available for both processors.


Specifications

Side-by-side comparison of key specifications


Specification Ryzen 9 PRO 3900 FX-8120 Diff
Cores
12
2
+83.3%
Threads
24
4
+83.3%
Base Frequency
3,100 MHz
3,100 MHz
0%
Clock Multiplier --
16x
L1 Cache
768 KB
--
L2 Cache
6 MiB
--
L3 Cache
64 MiB
8 MiB
+88.1%
Memory Channels
2
2
0%
Maximum Memory
128 GB
0 GB
+100%
Max Bandwidth
48 GB/s
21 GB/s
+56%
PCIe Lanes
20
16
+20%
Max CPUs
1
1
0%
TDP (lower is better)
65 W
65 W
0%
Process (lower is better)
7 nm
32 nm
78.1% less

General Information

Specification Ryzen 9 PRO 3900 FX-8120
Designer AMD AMD
Family Ryzen --
Series 3000 --
Model Number PRO i3-2105
Microarchitecture Zen 2 --
Core Name Matisse Zambezi
Socket Socket FCLGA1155
Package µOPGA-1331 µPGA
Memory Type DDR4-3200 DDR3 1066/1333
ECC Support No No
PCIe Revision 4.0 2.0
PCIe Configuration 1x16+x4, 2x8+x4, 1x8+2x4+x4 1x16, 2x8
Market Segment Desktop Desktop
Locked Multiplier No No

Designer

Ryzen 9 PRO 3900
AMD
FX-8120
AMD

Family

Ryzen 9 PRO 3900
Ryzen
FX-8120
--

Series

Ryzen 9 PRO 3900
3000
FX-8120
--

Model Number

Ryzen 9 PRO 3900
PRO
FX-8120
i3-2105

Microarchitecture

Ryzen 9 PRO 3900
Zen 2
FX-8120
--

Core Name

Ryzen 9 PRO 3900
Matisse
FX-8120
Zambezi

Socket

Ryzen 9 PRO 3900
Socket
FX-8120
FCLGA1155

Package

Ryzen 9 PRO 3900
µOPGA-1331
FX-8120
µPGA

Memory Type

Ryzen 9 PRO 3900
DDR4-3200
FX-8120
DDR3 1066/1333

ECC Support

Ryzen 9 PRO 3900
No
FX-8120
No

PCIe Revision

Ryzen 9 PRO 3900
4.0
FX-8120
2.0

PCIe Configuration

Ryzen 9 PRO 3900
1x16+x4, 2x8+x4, 1x8+2x4+x4
FX-8120
1x16, 2x8

Market Segment

Ryzen 9 PRO 3900
Desktop
FX-8120
Desktop

Locked Multiplier

Ryzen 9 PRO 3900
No
FX-8120
No

Physical Specifications

Manufacturing process and die characteristics


Specification Ryzen 9 PRO 3900 FX-8120
Process 7 nm 32 nm
Die Area -- 315 mm²
Transistor Count -- 1,200
Manufacturer TSMC --
Technology CMOS --
Word Size 64-bit 64-bit
ISA x86-64 (x86) --

Process

Ryzen 9 PRO 3900
7 nm
FX-8120
32 nm

Die Area

Ryzen 9 PRO 3900
--
FX-8120
315 mm²

Transistor Count

Ryzen 9 PRO 3900
--
FX-8120
1,200

Manufacturer

Ryzen 9 PRO 3900
TSMC
FX-8120
--

Technology

Ryzen 9 PRO 3900
CMOS
FX-8120
--

Word Size

Ryzen 9 PRO 3900
64-bit
FX-8120
64-bit

ISA

Ryzen 9 PRO 3900
x86-64 (x86)
FX-8120
--

Integrated Graphics

Integrated GPU specifications comparison


Specification Ryzen 9 PRO 3900 FX-8120
GPU -- HD Graphics 3000
GPU Designer -- Intel
GPU Max Frequency -- 1100 MHz

GPU

Ryzen 9 PRO 3900
--
FX-8120
HD Graphics 3000

GPU Designer

Ryzen 9 PRO 3900
--
FX-8120
Intel

GPU Max Frequency

Ryzen 9 PRO 3900
--
FX-8120
1100 MHz

CPU Extensions

Supported instruction set extensions comparison


Extension Ryzen 9 PRO 3900 FX-8120
ABM
ADX
AES
AMD-V
AMD-Vi
AVX
AVX-512
AVX2
AVX512BW
AVX512CD
AVX512DQ
AVX512F
AVX512VL
BMI1
BMI2
Boost 2
CLMUL
EIST
EMMX
EPT
F16C
FMA
FMA3
FMA4
FPU
Flex Memory
HT
IPT
MMX
MPX
NX
Protected
RdRand
Real
SHA
SIPP
SMEP
SMM
SMT
SSE
SSE2
SSE3
SSE4.1
SSE4.2
SSE4a
SSSE3
SST
Secure Key
SenseMI
TBT 2.0
TSME
TSX
TXT
VMD
VT-d
VT-x
XFR 2
XOP
vPro
x86-16
x86-32
x86-64