AMD Ryzen 9 PRO 3900 vs AMD A6-6400K

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
4,289

Rank #1,539

6,171
4,289

Ryzen 9 PRO 3900 wins by 30.5% (Rank #188 vs #1539)

Singlecore Score

Out of 2,060 results in the database

6,116

Rank #228

vs
4,323

Rank #1,470

6,116
4,323

Ryzen 9 PRO 3900 wins by 29.3% (Rank #228 vs #1470)

Multicore Score

Out of 2,060 results in the database

6,254

Rank #198

vs
4,237

Rank #1,944

6,254
4,237

Ryzen 9 PRO 3900 wins by 32.3% (Rank #198 vs #1944)

Number Crunching

Out of 1,771 results in the database

5,674

Rank #144

vs
4,512

Rank #1,442

5,674
4,512

Ryzen 9 PRO 3900 wins by 20.5% (Rank #144 vs #1442)

Data Processing

Out of 1,771 results in the database

5,786

Rank #138

vs
4,472

Rank #1,512

5,786
4,472

Ryzen 9 PRO 3900 wins by 22.7% (Rank #138 vs #1512)

Physics & Compute

Out of 1,771 results in the database

5,532

Rank #179

vs
4,479

Rank #1,540

5,532
4,479

Ryzen 9 PRO 3900 wins by 19% (Rank #179 vs #1540)


Specifications

Side-by-side comparison of key specifications


Specification Ryzen 9 PRO 3900 A6-6400K Diff
Cores
12
4
+66.7%
Threads
24
4
+83.3%
Base Frequency
3,100 MHz
1,100 MHz
+64.5%
Clock Multiplier --
39x
L1 Cache
768 KB
125 KB
+83.7%
L2 Cache
6 MiB
1 MiB
+84.1%
L3 Cache
64 MiB
--
Memory Channels
2
2
0%
Maximum Memory
128 GB
0 GB
+100%
Max Bandwidth
48 GB/s
26 GB/s
+46.3%
PCIe Lanes
20
6
+70%
Max CPUs
1
1
0%
TDP (lower is better)
65 W
6 W
90.8% more
Process (lower is better)
7 nm
14 nm
50% less

General Information

Specification Ryzen 9 PRO 3900 A6-6400K
Designer AMD AMD
Family Ryzen --
Series 3000 --
Model Number PRO N4200
Microarchitecture Zen 2 --
Core Name Matisse Richland
Socket Socket FCBGA1296
Package µOPGA-1331 µPGA
Memory Type DDR4-3200 DDR3L/LPDDR3 1866 MT/s; LPDDR4 2400 MT/s
ECC Support No No
PCIe Revision 4.0 2.0
PCIe Configuration 1x16+x4, 2x8+x4, 1x8+2x4+x4 1x4 + 1x2 or 4x1 or 2x1+1x2 + 1x2
Market Segment Desktop Desktop
Locked Multiplier No No

Designer

Ryzen 9 PRO 3900
AMD
A6-6400K
AMD

Family

Ryzen 9 PRO 3900
Ryzen
A6-6400K
--

Series

Ryzen 9 PRO 3900
3000
A6-6400K
--

Model Number

Ryzen 9 PRO 3900
PRO
A6-6400K
N4200

Microarchitecture

Ryzen 9 PRO 3900
Zen 2
A6-6400K
--

Core Name

Ryzen 9 PRO 3900
Matisse
A6-6400K
Richland

Socket

Ryzen 9 PRO 3900
Socket
A6-6400K
FCBGA1296

Package

Ryzen 9 PRO 3900
µOPGA-1331
A6-6400K
µPGA

Memory Type

Ryzen 9 PRO 3900
DDR4-3200
A6-6400K
DDR3L/LPDDR3 1866 MT/s; LPDDR4 2400 MT/s

ECC Support

Ryzen 9 PRO 3900
No
A6-6400K
No

PCIe Revision

Ryzen 9 PRO 3900
4.0
A6-6400K
2.0

PCIe Configuration

Ryzen 9 PRO 3900
1x16+x4, 2x8+x4, 1x8+2x4+x4
A6-6400K
1x4 + 1x2 or 4x1 or 2x1+1x2 + 1x2

Market Segment

Ryzen 9 PRO 3900
Desktop
A6-6400K
Desktop

Locked Multiplier

Ryzen 9 PRO 3900
No
A6-6400K
No

Physical Specifications

Manufacturing process and die characteristics


Specification Ryzen 9 PRO 3900 A6-6400K
Process 7 nm 14 nm
Die Area -- 246 mm²
Transistor Count -- 1,303
Manufacturer TSMC GlobalFoundries
Technology CMOS --
Word Size 64-bit 64-bit
ISA x86-64 (x86) --

Process

Ryzen 9 PRO 3900
7 nm
A6-6400K
14 nm

Die Area

Ryzen 9 PRO 3900
--
A6-6400K
246 mm²

Transistor Count

Ryzen 9 PRO 3900
--
A6-6400K
1,303

Manufacturer

Ryzen 9 PRO 3900
TSMC
A6-6400K
GlobalFoundries

Technology

Ryzen 9 PRO 3900
CMOS
A6-6400K
--

Word Size

Ryzen 9 PRO 3900
64-bit
A6-6400K
64-bit

ISA

Ryzen 9 PRO 3900
x86-64 (x86)
A6-6400K
--

Integrated Graphics

Integrated GPU specifications comparison


Specification Ryzen 9 PRO 3900 A6-6400K
GPU -- HD Graphics 505
GPU Designer -- Intel
GPU Max Frequency -- 1100 MHz

GPU

Ryzen 9 PRO 3900
--
A6-6400K
HD Graphics 505

GPU Designer

Ryzen 9 PRO 3900
--
A6-6400K
Intel

GPU Max Frequency

Ryzen 9 PRO 3900
--
A6-6400K
1100 MHz

CPU Extensions

Supported instruction set extensions comparison


Extension Ryzen 9 PRO 3900 A6-6400K
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
FMA
FMA3
FMA4
FPU
Flex Memory
HT
IPT
MMX
MPX
NX
PowerNow!
Protected
RdRand
Real
SHA
SIPP
SMEP
SMM
SMT
SSE
SSE2
SSE3
SSE4.1
SSE4.2
SSE4a
SSSE3
SST
Secure Key
SenseMI
TBM
TBT 2.0
TSME
TSX
TXT
VMD
VT-d
VT-x
XFR 2
XOP
vPro
x86-16
x86-32
x86-64