Left · AMD
AMD Ryzen 9 7900X
Spec score
Spec score 75
$315
Amazon US, Oct 24
Ryzen 9 7900X against Ryzen 9 9900X
Ryzen 9 9900X leads on the overall index. The price beside each button is the Amazon US reading where ScoutPrices has one; the comparison below is worked on typical prices.
Right · AMD
AMD Ryzen 9 9900X
Spec score
Spec score 81
$328
Amazon US, Oct 24
Which one for what
Office & everyday
Ryzen 9 9900Xright
80 vs 86 on the office & everyday blend.
Coding & development
Ryzen 9 9900Xright
78 vs 84 on the coding & development blend.
Light gaming
Ryzen 9 9900Xright
74 vs 80 on the light gaming blend.
Gaming
Ryzen 9 9900Xright
73 vs 78 on the gaming blend.
Heavy gaming
Ryzen 9 9900Xright
72 vs 77 on the heavy gaming blend.
Content creation
Ryzen 9 9900Xright
75 vs 81 on the content creation blend.
3D & rendering
Ryzen 9 9900Xright
75 vs 81 on the 3D & rendering blend.
Gaming & streaming
Ryzen 9 9900Xright
73 vs 79 on the gaming & streaming blend.
AI & local models
Ryzen 9 9900Xright
76 vs 82 on the AI & local models blend.
Head to head
Scores
Indices out of 100 on ScoutSpecs' own scale, one per kind of work. They are not frames per second and not a measurement of any one sample.
Spec score
Ryzen 9 7900X: 75
Ryzen 9 9900X: 81
6 ptsto the right
Gaming
Ryzen 9 7900X: 69
Ryzen 9 9900X: 74
5 ptsto the right
Multi-core
Ryzen 9 7900X: 72
Ryzen 9 9900X: 79
7 ptsto the right
Single-core
Ryzen 9 7900X: 86
Ryzen 9 9900X: 92
6 ptsto the right
Price and value
Worked on typical prices, the figures the comparison is built on.
Value, points per $100
Ryzen 9 7900X: 23.8
Ryzen 9 9900X: 23.1
3%to the left
Typical price
Ryzen 9 7900X: $315
Ryzen 9 9900X: $350
$35to the left
From the spec sheets
Cores
Ryzen 9 7900X: 12
Ryzen 9 9900X: 12
level
Threads
Ryzen 9 7900X: 24
Ryzen 9 9900X: 24
level
Boost clock
Ryzen 9 7900X: 5.6 GHz
Ryzen 9 9900X: 5.6 GHz
level
Turbo power
Ryzen 9 7900X: 230 W
Ryzen 9 9900X: 162 W
42%to the right
The verdict
- The Ryzen 9 9900X leads in games by 7%.
- The Ryzen 9 9900X has 10% more all-core throughput for renders, compiles and exports.
- The Ryzen 9 9900X is 7% quicker in single-threaded work, which is most of what a desktop does.
- The Ryzen 9 7900X typically costs $35 less.
Specifications
| Spec | Ryzen 9 7900X | Ryzen 9 9900X |
|---|---|---|
| Architecture | Zen 4 | Zen 5 |
| Socket | AM5 | AM5 |
| Cores / threads | 12 / 24 | 12 / 24 |
| Base clock | 4.7 GHz (better) | 4.4 GHz |
| Boost clock | 5.6 GHz | 5.6 GHz |
| TDP / turbo power | 170 / 230 W | 120 / 162 W (better) |
| Memory | DDR5 | DDR5 |
| Built-in graphics | Yes | Yes |
| Cooler in the box | No | No |
| Brand | AMD | AMD |
| Released | 2022 | 2024 (better) |
| Typical price | $315 (better) | $350 |
The better figure of each pair is in green, with a tick.