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RTX 4090 vs 4080: Performance Comparison 2026

The RTX 4090 delivers 25-30% higher performance than the RTX 4080 across gaming and professional workloads, but costs $1,600 more and consumes 150W additional power, making it worthwhile only for enthusiasts and professionals requiring maximum performance.

NG

NVIDIA GeForce RTX 4090

Flagship consumer GPU with 16,384 CUDA cores and 24GB VRAM for extreme performance

Professional 3D artists, AI researchers, 8K content creators, and enthusiast gamers with unlimited budgets

Score63%
VS
NG

NVIDIA GeForce RTX 4080

High-end consumer GPU with 9,728 CUDA cores and 16GB VRAM balancing performance and efficiency

Enthusiast gamers at 4K, freelance 3D artists, mid-tier video editors, and professionals seeking best value-to-performance

Score63%

Quick Answer

AI Summary

The RTX 4090 delivers 25-30% higher performance than the RTX 4080 across gaming and professional workloads, but costs $1,600 more and consumes 150W additional power, making it worthwhile only for enthusiasts and professionals requiring maximum performance.

Our Verdict

AI-assisted

Choose the RTX 4090 if you're a content creator, 3D artist, or enthusiast gamer willing to spend premium prices and handle higher power requirements for the best possible performance. Choose the RTX 4080 if you want excellent 4K gaming and professional capability at $800 less with significantly lower power consumption and better value-to-performance ratio.

Community feedback

Was this verdict helpful?

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NVIDIA GeForce RTX 4090
8.2/10
NVIDIA GeForce RTX 4080
6.8/10
N
N

Choose NVIDIA GeForce RTX 4090 if

Best pick

Professional 3D artists, AI researchers, 8K content creators, and enthusiast gamers with unlimited budgets

N

Choose NVIDIA GeForce RTX 4080 if

Enthusiast gamers at 4K, freelance 3D artists, mid-tier video editors, and professionals seeking best value-to-performance

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Key Differences at a Glance

  • Gaming Performance (4K Ultra):NVIDIA GeForce RTX 4090 wins(156 FPS average vs 119 FPS average)
  • VRAM Capacity:NVIDIA GeForce RTX 4090 wins(24GB GDDR6X vs 16GB GDDR6X)
  • Power Consumption:NVIDIA GeForce RTX 4080 wins(425W TDP vs 575W TDP)
See all 7 differences

Key Facts & Figures

30 numeric metrics compared

MetricNVIDIA GeForce RTX 4090NVIDIA GeForce RTX 4080Ratio
4K Gaming Performance (Maximum Settings)(FPS)120-165 FPS85-110 FPS
DLSS 3 Performance Uplift(%)2.4-2.8x2.0-2.3x
Performance Per Dollar (Peak TFLOPS/USD)(TFLOPS/$)0.033 TFLOPS/$0.030 TFLOPS/$
Memory Bandwidth(GB/s)1,008 GB/s576 GB/s
VRAM Capacity(GB)24GB GDDR6X16GB GDDR6X
Tensor Performance(TFLOPS)2,457 TFLOPS (FP32)1,456 TFLOPS (FP32)
4K Gaming Performance(FPS)140-160 FPS @ 4K ultra95-110 FPS @ 4K ultra
Power Consumption(W)450W TDP320W TDP
MSRP Price(USD)$3,199$1,599
Performance-to-Price Ratio(TFLOPS/$)0.038 TFLOPS/$0.061 TFLOPS/$
CUDA Core Count(cores)16,3849,728
Peak FP32 Performance(TFLOPS)82.6 TFLOPS36.1 TFLOPS
TDP (Thermal Design Power)(W)575320
Launch MSRP(USD)$2,499$1,199
Typical 4K Gaming FPS (High/Ultra)(fps)155110
Memory Capacity(GB)24GB16GB
Power Consumption (TDP)(W)450W320W
4K Ultra Gaming Performance(fps)120-144 fps90-110 fps
1440p Ultra Gaming Performance(fps)180-240 fps140-165 fps
MSRP Launch Price(USD)$1,599$1,199
Ray Tracing Performance vs RTX 4080(%)+28%Baseline (0%)
CUDA Cores(cores)16,3849,728
TDP (Power Consumption)(W)575W425W
4K Ultra Gaming Performance (1440p Ultra average)(fps)142 fps98 fps
Recommended PSU(W)1,200W850W
MSRP (USD)(USD)$1,996$1,199
4K Gaming Performance (Ultra)(FPS)156 FPS119 FPS
Ray Tracing Cores(cores)568 RT cores304 RT cores
MSRP(USD)$1,999$1,199
Boost Clock Speed(GHz)2.52 GHz2.50 GHz

Sourced from publicly available data ·

Key Differences

7 attributes compared head-to-head

NG
5NVIDIA GeForce RTX 4090
NVIDIA GeForce RTX 4090 leads
NG
2NVIDIA GeForce RTX 4080
  • Gaming Performance (4K Ultra)

    NVIDIA GeForce RTX 4090

    156 FPS average(winner)

    NVIDIA GeForce RTX 4080

    119 FPS average

  • VRAM Capacity

    NVIDIA GeForce RTX 4090

    24GB GDDR6X(winner)

    NVIDIA GeForce RTX 4080

    16GB GDDR6X

  • Power Consumption

    NVIDIA GeForce RTX 4090

    575W TDP

    NVIDIA GeForce RTX 4080

    425W TDP(winner)

  • MSRP (2026)

    NVIDIA GeForce RTX 4090

    $1,999

    NVIDIA GeForce RTX 4080

    $1,199(winner)

  • CUDA Cores

    NVIDIA GeForce RTX 4090

    16,384 cores(winner)

    NVIDIA GeForce RTX 4080

    9,728 cores

  • Memory Bandwidth

    NVIDIA GeForce RTX 4090

    1,008 GB/s(winner)

    NVIDIA GeForce RTX 4080

    576 GB/s

  • Ray Tracing Performance

    NVIDIA GeForce RTX 4090

    203 FPS (DLSS 3 ultra)(winner)

    NVIDIA GeForce RTX 4080

    156 FPS (DLSS 3 ultra)

Full Comparison

NNVIDIA GeForce RTX 4090
NNVIDIA GeForce RTX 4080
4K Gaming Performance (Maximum Settings)(FPS)
120-165 FPS
85-110 FPS
DLSS 3 Performance Uplift(%)
2.4-2.8x
2.0-2.3x
4K Gaming Performance(FPS)
140-160 FPS @ 4K ultra
95-110 FPS @ 4K ultra
4K Ultra Gaming Performance(fps)
120-144 fps
90-110 fps
4K Ultra Gaming Performance (1440p Ultra average)(fps)
142 fps
98 fps
Show 1 more attribute
4K Gaming Performance (Ultra)(FPS)
156 FPS
119 FPS
Performance Per Dollar (Peak TFLOPS/USD)(TFLOPS/$)
0.033 TFLOPS/$
0.030 TFLOPS/$
Performance-to-Price Ratio(TFLOPS/$)
0.038 TFLOPS/$
0.061 TFLOPS/$
Memory Bandwidth(GB/s)
1,008 GB/s
576 GB/s
VRAM Capacity(GB)
24GB GDDR6X
16GB GDDR6X
CUDA Core Count(cores)
16,384
9,728
GPU Memory Type
GDDR6X
GDDR6X
CUDA Cores(cores)
16,384
9,728
Show 2 more attributes
Ray Tracing Cores(cores)
568 RT cores
304 RT cores
Boost Clock Speed(GHz)
2.52 GHz
2.50 GHz
Tensor Performance(TFLOPS)
2,457 TFLOPS (FP32)
1,456 TFLOPS (FP32)
Peak FP32 Performance(TFLOPS)
82.6 TFLOPS
36.1 TFLOPS
Power Consumption(W)
450W TDP
320W TDP
Recommended PSU(W)
1,200W
850W
MSRP Price(USD)
$3,199
$1,599
TDP (Thermal Design Power)(W)
575
320
Power Consumption (TDP)(W)
450W
320W
Launch MSRP(USD)
$2,499
$1,199
MSRP (USD)(USD)
$1,996
$1,199
Typical 4K Gaming FPS (High/Ultra)(fps)
155
110
1440p Ultra Gaming Performance(fps)
180-240 fps
140-165 fps
Memory Capacity(GB)
24GB
16GB
MSRP Launch Price(USD)
$1,599
$1,199
MSRP(USD)
$1,999
$1,199
Ray Tracing Performance vs RTX 4080(%)
+28%
Baseline (0%)
TDP (Power Consumption)(W)
575W
425W

Pros & Cons

10 pros·6 cons across both

NG
NG
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NVIDIA GeForce RTX 4090

+5-3

Pros

  • 25-30% faster than RTX 4080 in most workloads
  • 24GB VRAM supports large AI models and complex 3D scenes
  • 1,008 GB/s memory bandwidth enables efficient data processing
  • Stable at high overclocking with 2.52 GHz boost clock capability
  • Superior ray tracing with 568 RT cores vs 304 on 4080

Cons

  • 575W TDP requires robust 1200W+ PSU and excellent cooling
  • Generates significant heat (265W more than 4080) requiring premium AIO or air cooling
  • $1,999 MSRP creates 67% price premium over 4080
NG

NVIDIA GeForce RTX 4080

+5-3

Pros

  • Delivers 119 FPS at 4K ultra settings sufficient for competitive gaming
  • 425W TDP fits standard 850W PSUs with better energy efficiency
  • Better power-to-performance ratio: 0.28 FPS per watt vs 0.27 on 4090
  • $1,199 MSRP provides $800 savings for 78% of 4090's performance
  • Adequate 16GB VRAM for most professional workflows and gaming

Cons

  • 8GB less VRAM limits handling of ultra-large datasets in AI training
  • 25% slower frame rates in demanding professional renders vs 4090
  • 576 GB/s memory bandwidth creates bottlenecks in memory-intensive tasks

Frequently Asked Questions

5 questions

  1. It depends on your use case. For gaming alone, the 4080 delivers 78% of 4090's performance at 60% of the cost, making it excellent value. For professional work like 3D rendering, AI training, or 8K video editing where 24GB VRAM matters, the 4090's $800 premium can be justified by 25-30% faster completion times. Most gamers benefit more from the 4080's value proposition.

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