RTX 4080 vs RTX 4090
The RTX 4090 delivers 23% more CUDA cores and 35% higher memory bandwidth than the RTX 4080, making it significantly faster for high-end gaming and professional workloads, but costs $1,600 more at MSRP ($1,599 vs $3,199). The RTX 4080 remains the better value for 4K gaming and content creation on a tighter budget.
NVIDIA GeForce RTX 4080
Flagship mid-tier GPU with 5,888 CUDA cores for 4K gaming and professional workloads
4K gamers, content creators on budgets up to $2,000, professional users with moderate VRAM needs
NVIDIA GeForce RTX 4090
Flagship high-end GPU with 16,384 CUDA cores for extreme 8K gaming and professional AI workloads
Professional AI researchers, 8K content creators, competitive esports players, cryptocurrency miners, extreme enthusiasts
Quick Answer
AI SummaryThe RTX 4090 delivers 23% more CUDA cores and 35% higher memory bandwidth than the RTX 4080, making it significantly faster for high-end gaming and professional workloads, but costs $1,600 more at MSRP ($1,599 vs $3,199). The RTX 4080 remains the better value for 4K gaming and content creation on a tighter budget.
Our Verdict
AI-assistedChoose the RTX 4080 if you want excellent 4K gaming and professional performance at a reasonable price point, with lower power requirements and better value per dollar. Choose the RTX 4090 if you need maximum performance for demanding 8K content creation, AI workloads, or competitive high-FPS gaming where cost is secondary to pure speed and VRAM capacity.
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Choose NVIDIA GeForce RTX 4080 if
4K gamers, content creators on budgets up to $2,000, professional users with moderate VRAM needs
Choose NVIDIA GeForce RTX 4090 if
Best pickProfessional AI researchers, 8K content creators, competitive esports players, cryptocurrency miners, extreme enthusiasts
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Key Differences at a Glance
- CUDA Cores:✓ NVIDIA GeForce RTX 4090 wins(16,384 cores vs 5,888 cores)
- Memory Bandwidth:✓ NVIDIA GeForce RTX 4090 wins(576 GB/s vs 432 GB/s)
- 4K Gaming Performance (avg FPS):✓ NVIDIA GeForce RTX 4090 wins(140-160 FPS (high settings) vs 95-110 FPS (high settings))
Key Facts & Figures
8 numeric metrics compared
| Metric | NVIDIA GeForce RTX 4080 | NVIDIA GeForce RTX 4090 | Ratio |
|---|---|---|---|
| CUDA Cores(cores) | 5,888 cores | 16,384 cores | -64% |
| Memory Bandwidth(GB/s) | 432 GB/s | 576 GB/s | -25% |
| VRAM Capacity(GB) | 16GB GDDR6X | 24GB GDDR6X | -33% |
| Tensor Performance(TFLOPS) | 1,456 TFLOPS (FP32) | 2,457 TFLOPS (FP32) | -41% |
| 4K Gaming Performance(FPS) | 95-110 FPS @ 4K ultra | 140-160 FPS @ 4K ultra | -32% |
| Power Consumption(W) | 320W TDP | 450W TDP | -29% |
| MSRP Price(USD) | $1,599 | $3,199 | -50% |
| Performance-to-Price Ratio(TFLOPS/$) | 0.061 TFLOPS/$ | 0.038 TFLOPS/$ | +61% |
Sourced from publicly available data · Jul 2026
Key Differences
7 attributes compared head-to-head
- 5,888 coresCUDA Cores16,384 cores
- 432 GB/sMemory Bandwidth576 GB/s
- 95-110 FPS (high settings)4K Gaming Performance (avg FPS)140-160 FPS (high settings)
- $1,599MSRP$3,199
- 16GB GDDR6XMemory Configuration24GB GDDR6X
- 320WPower Consumption (TDP)450W
- 0.061 TFLOPS/$Performance-Per-Dollar0.038 TFLOPS/$
- CUDA Cores
NVIDIA GeForce RTX 4080
5,888 cores
NVIDIA GeForce RTX 4090
16,384 cores
- Memory Bandwidth
NVIDIA GeForce RTX 4080
432 GB/s
NVIDIA GeForce RTX 4090
576 GB/s
- 4K Gaming Performance (avg FPS)
NVIDIA GeForce RTX 4080
95-110 FPS (high settings)
NVIDIA GeForce RTX 4090
140-160 FPS (high settings)
- MSRP
NVIDIA GeForce RTX 4080
$1,599
NVIDIA GeForce RTX 4090
$3,199
- Memory Configuration
NVIDIA GeForce RTX 4080
16GB GDDR6X
NVIDIA GeForce RTX 4090
24GB GDDR6X
- Power Consumption (TDP)
NVIDIA GeForce RTX 4080
320W
NVIDIA GeForce RTX 4090
450W
- Performance-Per-Dollar
NVIDIA GeForce RTX 4080
0.061 TFLOPS/$
NVIDIA GeForce RTX 4090
0.038 TFLOPS/$
Full Comparison
| Attribute | NVIDIA GeForce RTX 4080 | NVIDIA GeForce RTX 4090 |
|---|---|---|
| CUDA Cores(cores) | 5,888 cores | 16,384 cores |
| Memory Bandwidth(GB/s) | 432 GB/s | 576 GB/s |
| VRAM Capacity(GB) | 16GB GDDR6X | 24GB GDDR6X |
| Tensor Performance(TFLOPS) | 1,456 TFLOPS (FP32) | 2,457 TFLOPS (FP32) |
| 4K Gaming Performance(FPS) | 95-110 FPS @ 4K ultra | 140-160 FPS @ 4K ultra |
| Power Consumption(W) | 320W TDP | 450W TDP |
| MSRP Price(USD) | $1,599 | $3,199 |
| Performance-to-Price Ratio(TFLOPS/$) | 0.061 TFLOPS/$ | 0.038 TFLOPS/$ |
Pros & Cons
10 pros·4 cons across both
NVIDIA GeForce RTX 4080
Pros
- Excellent 4K gaming at 100+ FPS with high settings
- 16GB VRAM sufficient for most AI and content creation tasks
- 320W TDP enables compatibility with standard 850W PSUs
- Superior value at $1,599 MSRP vs competitors
- Supports DLSS 3 with Frame Generation for 2-3x FPS boost
Cons
- 23% fewer CUDA cores than RTX 4090 limits ultra-high-end workloads
- 16GB VRAM can bottleneck professional 8K video editing with heavy effects
NVIDIA GeForce RTX 4090
Pros
- 35% higher memory bandwidth (576 GB/s) for faster data processing
- 24GB VRAM ideal for large language models and 8K video workflows
- Delivers 140-160 FPS at 4K ultra settings in demanding titles
- Fastest consumer GPU for CUDA-accelerated applications and AI training
- Handles multiple concurrent workloads without VRAM spillover
Cons
- 450W TDP requires robust 1,000W+ PSU and advanced cooling solutions
- Double the price at $3,199 MSRP with diminishing returns for most users
Frequently Asked Questions
5 questions
It depends on your use case. For gaming, the RTX 4090 delivers only 35-40% higher FPS—not proportional to the 100% price increase. For professional workloads like 8K video editing or AI model training, the 24GB VRAM and 68% more CUDA cores provide significant time savings that justify the cost. For most gamers and casual creators, the RTX 4080 offers better value per dollar.
Resources & Learn More
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