AMD Ryzen 9 PRO 3900 vs AMD A8-3870K

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
4,312

Rank #1,508

6,171
4,312

Ryzen 9 PRO 3900 wins by 30.1% (Rank #188 vs #1508)

Singlecore Score

Out of 2,060 results in the database

6,116

Rank #228

vs
4,200

Rank #1,573

6,116
4,200

Ryzen 9 PRO 3900 wins by 31.3% (Rank #228 vs #1573)

Multicore Score

Out of 2,060 results in the database

6,254

Rank #198

vs
4,479

Rank #1,268

6,254
4,479

Ryzen 9 PRO 3900 wins by 28.4% (Rank #198 vs #1268)

Number Crunching

Out of 1,771 results in the database

5,674

Rank #144

vs
4,529

Rank #1,307

5,674
4,529

Ryzen 9 PRO 3900 wins by 20.2% (Rank #144 vs #1307)

Data Processing

Out of 1,771 results in the database

5,786

Rank #138

vs
4,535

Rank #1,129

5,786
4,535

Ryzen 9 PRO 3900 wins by 21.6% (Rank #138 vs #1129)

Physics & Compute

Out of 1,771 results in the database

5,532

Rank #179

vs
4,511

Rank #1,331

5,532
4,511

Ryzen 9 PRO 3900 wins by 18.5% (Rank #179 vs #1331)


Specifications

Side-by-side comparison of key specifications


Specification Ryzen 9 PRO 3900 A8-3870K Diff
Cores
12
4
+66.7%
Threads
24
4
+83.3%
Base Frequency
3,100 MHz
3,000 MHz
+3.2%
Clock Multiplier --
30x
L1 Cache
768 KB
125 KB
+83.7%
L2 Cache
6 MiB
1 MiB
+84.1%
L3 Cache
64 MiB
--
Memory Channels
2
--
Maximum Memory
128 GB
--
Max Bandwidth
48 GB/s
--
PCIe Lanes
20
--
Max CPUs
1
--
TDP (lower is better)
65 W
100 W
35% less
Process (lower is better)
7 nm
32 nm
78.1% less

General Information

Specification Ryzen 9 PRO 3900 A8-3870K
Designer AMD AMD
Family Ryzen --
Series 3000 --
Model Number PRO --
Microarchitecture Zen 2 --
Core Name Matisse Llano
Socket Socket Socket FM1
Package µOPGA-1331 µPGA
Memory Type DDR4-3200 DDR3
ECC Support No --
PCIe Revision 4.0 --
PCIe Configuration 1x16+x4, 2x8+x4, 1x8+2x4+x4 --
Market Segment Desktop Desktop
Locked Multiplier No No

Designer

Ryzen 9 PRO 3900
AMD
A8-3870K
AMD

Family

Ryzen 9 PRO 3900
Ryzen
A8-3870K
--

Series

Ryzen 9 PRO 3900
3000
A8-3870K
--

Model Number

Ryzen 9 PRO 3900
PRO
A8-3870K
--

Microarchitecture

Ryzen 9 PRO 3900
Zen 2
A8-3870K
--

Core Name

Ryzen 9 PRO 3900
Matisse
A8-3870K
Llano

Socket

Ryzen 9 PRO 3900
Socket
A8-3870K
Socket FM1

Package

Ryzen 9 PRO 3900
µOPGA-1331
A8-3870K
µPGA

Memory Type

Ryzen 9 PRO 3900
DDR4-3200
A8-3870K
DDR3

ECC Support

Ryzen 9 PRO 3900
No
A8-3870K
--

PCIe Revision

Ryzen 9 PRO 3900
4.0
A8-3870K
--

PCIe Configuration

Ryzen 9 PRO 3900
1x16+x4, 2x8+x4, 1x8+2x4+x4
A8-3870K
--

Market Segment

Ryzen 9 PRO 3900
Desktop
A8-3870K
Desktop

Locked Multiplier

Ryzen 9 PRO 3900
No
A8-3870K
No

Physical Specifications

Manufacturing process and die characteristics


Specification Ryzen 9 PRO 3900 A8-3870K
Process 7 nm 32 nm
Die Area -- 228 mm²
Transistor Count -- 1,178
Manufacturer TSMC GlobalFoundries
Technology CMOS --
Word Size 64-bit --
ISA x86-64 (x86) --

Process

Ryzen 9 PRO 3900
7 nm
A8-3870K
32 nm

Die Area

Ryzen 9 PRO 3900
--
A8-3870K
228 mm²

Transistor Count

Ryzen 9 PRO 3900
--
A8-3870K
1,178

Manufacturer

Ryzen 9 PRO 3900
TSMC
A8-3870K
GlobalFoundries

Technology

Ryzen 9 PRO 3900
CMOS
A8-3870K
--

Word Size

Ryzen 9 PRO 3900
64-bit
A8-3870K
--

ISA

Ryzen 9 PRO 3900
x86-64 (x86)
A8-3870K
--

CPU Extensions

Supported instruction set extensions comparison


Extension Ryzen 9 PRO 3900 A8-3870K
3DNow!
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
FMA3
FPU
HT
IPT
MMX
MPX
NX
Protected
RdRand
Real
SHA
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
vPro
x86-16
x86-32
x86-64