GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Only verified data for GeForce RTX 5080 is available. Benchmarks for other models are currently being processed.
On raw speed the GeForce RTX 5080 comes out dramatically faster — about 91% ahead of the GeForce RTX 3080.
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GeForce RTX 5080 vs GeForce RTX 3080: In-Depth Breakdown
Performance: GeForce RTX 5080 vs GeForce RTX 3080
The GeForce RTX 5080 is dramatically faster, around 91% ahead of the GeForce RTX 3080. That gap is enough to move it up a tier: the GeForce RTX 5080 is comfortable at 4K and high-refresh 1440p, while the GeForce RTX 3080 is better matched to 1440p. The GeForce RTX 5080 packs 10,752 CUDA cores versus 8,704 on the GeForce RTX 3080.
Power & Efficiency
On power, the GeForce RTX 3080 is the gentler choice at 320W versus 360W. The GeForce RTX 5080 is more efficient per watt because it's faster, but its higher 360W draw means more heat and a bigger PSU. Its more modern Blackwell architecture on a TSMC 4N process is part of why it does more with each watt.
VRAM & Future-Proofing
The GeForce RTX 5080 carries 16GB versus 10GB on the GeForce RTX 3080. The extra 6GB helps at 4K, with high-resolution texture packs, and for content-creation or local-AI workloads that exhaust smaller buffers. The GeForce RTX 5080's memory is also faster — 960 GB/s versus 760 GB/s (256-bit vs 320-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Generation & Longevity
The GeForce RTX 5080 is roughly 5 years newer than the GeForce RTX 3080 (Blackwell vs Ampere), so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: GeForce RTX 3080 or GeForce RTX 5080?
The GeForce RTX 5080 is the faster card by about 91%. With live pricing limited for this pair, base your decision on the spec differences above — particularly VRAM and power draw — and check current stock before buying.
Frequently Asked Questions
Is the GeForce RTX 5080 better than the GeForce RTX 3080?
Which is better for 4K gaming, the GeForce RTX 3080 or the GeForce RTX 5080?
Does the GeForce RTX 5080 have enough VRAM advantage to matter?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce RTX 3080 | GeForce RTX 5080 |
|---|---|---|
| Architecture | Ampere | Blackwell |
| Process Node | Samsung 8nm | TSMC 4N |
| CUDA Cores (CUDA Cores / CUDA Cores) | 8,704 | 10,752✓ |
| Ray Tracing Cores | 68 | 84✓ |
| Tensor / AI Cores | 272 | 336✓ |
Clock Speeds
| Specification | GeForce RTX 3080 | GeForce RTX 5080 |
|---|---|---|
| Base Clock | 1,440 MHz | 2,295 MHz✓ |
| Boost Clock | 1,710 MHz | 2,617 MHz✓ |
Memory
| Specification | GeForce RTX 3080 | GeForce RTX 5080 |
|---|---|---|
| VRAM Capacity | 10 GB | 16 GB✓ |
| Memory Type | GDDR6X | GDDR7 |
| Memory Bus | 320-bit✓ | 256-bit |
| Memory Speed | 19 Gbps | 30 Gbps✓ |
| Bandwidth | 760 GB/s | 960 GB/s✓ |
Connectivity & Power
| Specification | GeForce RTX 3080 | GeForce RTX 5080 |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 5.0 x16 |
| TDP | 320 W✓ | 360 W |
| Power Connectors | 1x 12-pin | 1x 16-pin |
| Released | Sep 2020 | Jan 2025 |
Related Reading
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