Combined benchmark scores for both processors
Head-to-head processor comparison
Combined benchmark scores for both processors
Out of 2,060 results in the database
Rank #106
Rank #198
Ryzen 9 3900X wins by 7% (Rank #106 vs #198)
Out of 2,060 results in the database
Rank #92
Rank #261
Ryzen 9 3900X wins by 9.2% (Rank #92 vs #261)
Out of 2,060 results in the database
Rank #145
Rank #176
Ryzen 9 3900X wins by 3.6% (Rank #145 vs #176)
Out of 1,771 results in the database
Rank #141
Number Crunching not available for both processors.
Out of 1,771 results in the database
Rank #129
Data Processing not available for both processors.
Out of 1,771 results in the database
Rank #158
Physics & Compute not available for both processors.
Side-by-side comparison of key specifications
| Specification | Ryzen 9 3900X | AMD Ryzen 7 1700X | Diff |
|---|---|---|---|
| Cores |
12
|
8
|
+33.3% |
| Threads |
24
|
16
|
+33.3% |
| Base Frequency |
3,800 MHz
|
3,400 MHz
|
+10.5% |
| Turbo Frequency (1 core) | -- |
3,800 MHz
|
|
| Turbo Frequency (2 cores) | -- |
3,800 MHz
|
|
| Turbo Frequency (3 cores) | -- |
3,500 MHz
|
|
| Turbo Frequency (4 cores) | -- |
3,500 MHz
|
|
| Clock Multiplier |
38x
|
34x
|
+10.5% |
| L1 Cache |
768 KB
|
768 KB
|
0% |
| L2 Cache |
6 MiB
|
4 MiB
|
+33.3% |
| L3 Cache |
64 MiB
|
16 MiB
|
+75% |
| Memory Channels |
2
|
2
|
0% |
| Maximum Memory |
128 GB
|
64 GB
|
+50% |
| Max Bandwidth |
48 GB/s
|
40 GB/s
|
+16.7% |
| PCIe Lanes |
20
|
-- | |
| Max CPUs |
1
|
1
|
0% |
| TDP (lower is better) |
105 W
|
95 W
|
9.5% more |
| Process (lower is better) |
7 nm
|
14 nm
|
50% less |
| Specification | Ryzen 9 3900X | AMD Ryzen 7 1700X |
|---|---|---|
| Designer | AMD | AMD |
| Family | Ryzen | Ryzen |
| Series | 3000 | Ryzen |
| Model Number | 3900X | 1700X |
| Microarchitecture | Zen 2 | Zen |
| Core Name | Matisse | Summit |
| Core Family | -- | 23 |
| Core Model | -- | 1 |
| Socket | Socket | Socket |
| Package | µOPGA-1331 | µOPGA-1331 |
| Chipset | -- | Promontory |
| Memory Type | DDR4-3200 | DDR4-2666 |
| ECC Support | Yes | Yes |
| PCIe Revision | 4.0 | -- |
| PCIe Configuration | 1x16+x4, 2x8+x4, 1x8+2x4+x4 | -- |
| Market Segment | Desktop | Desktop |
| Release Price | $499.00 | $399.00 |
| Locked Multiplier | No | No |
Designer
Family
Series
Model Number
Microarchitecture
Core Name
Core Family
Core Model
Socket
Package
Chipset
Memory Type
ECC Support
PCIe Revision
PCIe Configuration
Market Segment
Release Price
Locked Multiplier
Manufacturing process and die characteristics
| Specification | Ryzen 9 3900X | AMD Ryzen 7 1700X |
|---|---|---|
| Process | 7 nm | 14 nm |
| Die Area | 74 mm² | 213 mm² |
| Transistor Count | 7,600 | 4.80 billion |
| Manufacturer | TSMC | GlobalFoundries |
| Technology | CMOS | CMOS |
| Word Size | 64-bit | 64-bit |
| ISA | x86-64 (x86) | x86-64 (x86) |
Process
Die Area
Transistor Count
Manufacturer
Technology
Word Size
ISA
Supported instruction set extensions comparison
| Extension | Ryzen 9 3900X | AMD Ryzen 7 1700X |
|---|---|---|
| ABM | ||
| ADX | ||
| AES | ||
| AMD-V | ||
| AMD-Vi | ||
| AVX | ||
| AVX2 | ||
| BMI1 | ||
| BMI2 | ||
| Boost 2 | ||
| CLMUL | ||
| EMMX | ||
| F16C | ||
| FMA3 | ||
| FPU | ||
| MMX | ||
| NX | ||
| Protected | ||
| RdRand | ||
| Real | ||
| SHA | ||
| SMEP | ||
| SMM | ||
| SMT | ||
| SSE | ||
| SSE2 | ||
| SSE3 | ||
| SSE4.1 | ||
| SSE4.2 | ||
| SSE4a | ||
| SSSE3 | ||
| SenseMI | ||
| XFR | ||
| XFR 2 | ||
| x86-16 | ||
| x86-32 | ||
| x86-64 |
Your experience on this site will be improved by allowing cookies.