GeForce RTX 2070 vs GeForce RTX 3080
On raw speed the GeForce RTX 3080 comes out ahead: far and away the quicker card, about 133% ahead of the GeForce RTX 2070.
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GeForce RTX 3080 vs GeForce RTX 2070: In-Depth Breakdown
Performance: GeForce RTX 3080 vs GeForce RTX 2070
The GeForce RTX 3080 is dramatically faster, around 133% ahead of the GeForce RTX 2070. That gap is enough to move it up a tier: the GeForce RTX 3080 is comfortable at 1440p, while the GeForce RTX 2070 is better matched to 1080p. The GeForce RTX 3080 packs 8,704 CUDA cores versus 2,304 on the GeForce RTX 2070.
Power & Efficiency
On power, the GeForce RTX 2070 is the gentler choice at 175W versus 320W. The GeForce RTX 3080 is more efficient per watt because it's faster, but its higher 320W draw means more heat and a bigger PSU. Its more modern Ampere architecture on a Samsung 8nm process is part of why it does more with each watt.
VRAM & Future-Proofing
VRAM favors the GeForce RTX 3080 at 10GB versus 8GB on the GeForce RTX 2070 — that extra 2GB matters most at 4K, with high-res texture packs, and for content-creation/local-AI work. The GeForce RTX 3080's memory is also faster — 760 GB/s versus 448 GB/s (320-bit vs 256-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Generation & Longevity
The GeForce RTX 3080 is roughly 2 years newer than the GeForce RTX 2070 (Ampere vs Turing), so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: GeForce RTX 2070 or GeForce RTX 3080?
The GeForce RTX 3080 is the faster card by about 133%. 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 3080 better than the GeForce RTX 2070?
Which is better for 4K gaming, the GeForce RTX 2070 or the GeForce RTX 3080?
Does the GeForce RTX 3080 have enough VRAM advantage to matter?
Which should you buy: GeForce RTX 2070 or GeForce RTX 3080?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce RTX 2070 | GeForce RTX 3080 |
|---|---|---|
| Architecture | Turing | Ampere |
| Process Node | TSMC 12nm | Samsung 8nm |
| CUDA Cores (CUDA Cores / CUDA Cores) | 2,304 | 8,704✓ |
| Ray Tracing Cores | 36 | 68✓ |
| Tensor / AI Cores | 288✓ | 272 |
Clock Speeds
| Specification | GeForce RTX 2070 | GeForce RTX 3080 |
|---|---|---|
| Base Clock | 1,410 MHz | 1,440 MHz✓ |
| Boost Clock | 1,620 MHz | 1,710 MHz✓ |
Memory
| Specification | GeForce RTX 2070 | GeForce RTX 3080 |
|---|---|---|
| VRAM Capacity | 8 GB | 10 GB✓ |
| Memory Type | GDDR6 | GDDR6X |
| Memory Bus | 256-bit | 320-bit✓ |
| Memory Speed | 14 Gbps | 19 Gbps✓ |
| Bandwidth | 448 GB/s | 760 GB/s✓ |
Connectivity & Power
| Specification | GeForce RTX 2070 | GeForce RTX 3080 |
|---|---|---|
| Interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| TDP | 175 W✓ | 320 W |
| Power Connectors | 1x 8-pin | 1x 12-pin |
| Released | Oct 2018 | Sep 2020 |