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 #469
Ryzen 9 3900X wins by 16.5% (Rank #106 vs #469)
Out of 2,060 results in the database
Rank #92
Rank #372
Ryzen 9 3900X wins by 12.9% (Rank #92 vs #372)
Out of 2,060 results in the database
Rank #145
Rank #545
Ryzen 9 3900X wins by 21.8% (Rank #145 vs #545)
Out of 1,771 results in the database
Rank #141
Rank #720
Ryzen 9 3900X wins by 17.5% (Rank #141 vs #720)
Out of 1,771 results in the database
Rank #129
Rank #554
Ryzen 9 3900X wins by 18.2% (Rank #129 vs #554)
Out of 1,771 results in the database
Rank #158
Rank #854
Ryzen 9 3900X wins by 17.3% (Rank #158 vs #854)
Side-by-side comparison of key specifications
| Specification | Ryzen 9 3900X | Ryzen 7 2800H | Diff |
|---|---|---|---|
| Cores |
12
|
4
|
+66.7% |
| Threads |
24
|
8
|
+66.7% |
| Base Frequency |
3,800 MHz
|
3,300 MHz
|
+13.2% |
| Turbo Frequency (1 core) | -- |
3,800 MHz
|
|
| Clock Multiplier |
38x
|
33x
|
+13.2% |
| L1 Cache |
768 KB
|
384 KB
|
+50% |
| L2 Cache |
6 MiB
|
2 MiB
|
+66.7% |
| L3 Cache |
64 MiB
|
4 MiB
|
+93.8% |
| Memory Channels |
2
|
2
|
0% |
| Maximum Memory |
128 GB
|
32 GB
|
+75% |
| Max Bandwidth |
48 GB/s
|
48 GB/s
|
0% |
| PCIe Lanes |
20
|
12
|
+40% |
| Max CPUs |
1
|
1
|
0% |
| TDP (lower is better) |
105 W
|
45 W
|
57.1% more |
| Process (lower is better) |
7 nm
|
14 nm
|
50% less |
| Specification | Ryzen 9 3900X | Ryzen 7 2800H |
|---|---|---|
| Designer | AMD | AMD |
| Family | Ryzen | Ryzen |
| Series | 3000 | 2800 |
| Model Number | 3900X | 2800H |
| Microarchitecture | Zen 2 | Zen |
| Core Name | Matisse | Raven |
| Core Family | -- | 23 |
| Core Model | -- | 1 |
| Socket | Socket | Socket |
| Package | µOPGA-1331 | |
| Chipset | -- | Promontory |
| Memory Type | DDR4-3200 | DDR4-3200 |
| ECC Support | Yes | Yes |
| PCIe Revision | 4.0 | 3.0 |
| PCIe Configuration | 1x16+x4, 2x8+x4, 1x8+2x4+x4 | 1x8+1x4, 2x4+1x4 |
| Market Segment | Desktop | Mobile |
| Release Price | $499.00 | -- |
| Locked Multiplier | No | Yes |
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 | Ryzen 7 2800H |
|---|---|---|
| Process | 7 nm | 14 nm |
| Die Area | 74 mm² | 209.78 mm² |
| Transistor Count | 7,600 | 4.95 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
Integrated GPU specifications comparison
| Specification | Ryzen 9 3900X | Ryzen 7 2800H |
|---|---|---|
| GPU | -- | Radeon Vega 11 |
| GPU Designer | -- | AMD |
| GPU Max Frequency | -- | 1300 MHz |
| Execution Units | -- | 11 |
| Unified Shaders | -- | 704 |
GPU
GPU Designer
GPU Max Frequency
Execution Units
Unified Shaders
Supported instruction set extensions comparison
| Extension | Ryzen 9 3900X | Ryzen 7 2800H |
|---|---|---|
| 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 2 | ||
| x86-16 | ||
| x86-32 | ||
| x86-64 |
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