Left · Nvidia
GeForce RTX 4090
Spec score
Spec score 86
$1,799
typical price
GeForce RTX 4090 against GeForce RTX 5080
GeForce RTX 4090 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 · Nvidia
GeForce RTX 5080
Spec score
Spec score 77
$1,702
Amazon US, Oct 24
Which one for what
Office & everyday
GeForce RTX 4090left
89 vs 80 for snappy single-core speed, quiet running, and a card that drives two or three screens without fuss.
Coding & development
GeForce RTX 4090left
87 vs 76 for cores for builds and containers, plenty of memory, fast storage, and a card for several screens or a local model.
Light gaming
GeForce RTX 4090left
90 vs 82 for 1080p frame rates per dollar.
Gaming
GeForce RTX 4090left
86 vs 77 for 1440p frame rates, with a CPU that will not hold the card back.
Heavy gaming
GeForce RTX 4090left
80 vs 70 for the strongest graphics card the budget allows.
Content creation
GeForce RTX 4090left
87 vs 75 for export times: many cores, a card with good encoders, lots of memory.
3D & rendering
GeForce RTX 4090left
87 vs 75 for all-core throughput and render speed.
Gaming & streaming
GeForce RTX 4090left
87 vs 76 for frame rates with headroom for the encoder and the chat.
AI & local models
GeForce RTX 4090left
84 vs 67 for video memory first, then card speed, then system memory.
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
GeForce RTX 4090: 86
GeForce RTX 5080: 77
9 ptsto the left
Games at 1080p
GeForce RTX 4090: 90
GeForce RTX 5080: 82
8 ptsto the left
Games at 1440p
GeForce RTX 4090: 86
GeForce RTX 5080: 77
9 ptsto the left
Games at 4K
GeForce RTX 4090: 80
GeForce RTX 5080: 70
10 ptsto the left
Rendering and video
GeForce RTX 4090: 88
GeForce RTX 5080: 74
14 ptsto the left
Price and value
Worked on typical prices, the figures the comparison is built on.
Value, points per $100
GeForce RTX 4090: 4.8
GeForce RTX 5080: 4.8
level
Typical price
GeForce RTX 4090: $1,799
GeForce RTX 5080: $1,600
$199to the right
From the spec sheets
Video memory
GeForce RTX 4090: 24 GB
GeForce RTX 5080: 16 GB
50%to the left
Board power
GeForce RTX 4090: 450 W
GeForce RTX 5080: 360 W
25%to the right
Length
GeForce RTX 4090: 336 mm
GeForce RTX 5080: 310 mm
8%to the right
The verdict
- The RTX 4090 is 12% faster at 1440p.
- At 4K the gap is 14% in the RTX 4090's favour.
- RTX 4090 carries 24 GB of video memory against 16 GB.
- The RTX 5080 typically costs $199 less.
Specifications
| Spec | GeForce RTX 4090 | GeForce RTX 5080 |
|---|---|---|
| Video memory | 24 GB (better) | 16 GB |
| Board power | 450 W | 360 W (better) |
| Length | 336 mm | 310 mm (better) |
| Power connector | 12V-2x6 (16-pin) | 12V-2x6 (16-pin) |
| Brand | Nvidia | Nvidia |
| Released | 2022 | 2025 (better) |
| Typical price | $1,799 | $1,600 (better) |
The better figure of each pair is in green, with a tick.