GeForce RTX 3080 12GB vs GeForce RTX 3090 Ti
The GeForce RTX 3090 Ti pulls ahead here — substantially quicker, about 19% ahead of the GeForce RTX 3080 12GB. But the GeForce RTX 3080 12GB is the better value, undercutting it by $184,004 JPY for the performance you get.
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Comparable or lower specs
GeForce RTX 3090 Ti vs GeForce RTX 3080 12GB: In-Depth Breakdown
Performance: GeForce RTX 3090 Ti vs GeForce RTX 3080 12GB
The GeForce RTX 3090 Ti is significantly faster, around 19% ahead of the GeForce RTX 3080 12GB. That gap is enough to move it up a tier: the GeForce RTX 3090 Ti is comfortable at 4K with upscaling and native 1440p, while the GeForce RTX 3080 12GB is better matched to 1440p. The GeForce RTX 3090 Ti packs 10,752 CUDA cores versus 8,960 on the GeForce RTX 3080 12GB.
Price & Value
Pricing has the GeForce RTX 3080 12GB at $264,603 JPY, $184,004 JPY under the GeForce RTX 3090 Ti's $448,607 JPY. Despite being slower, the GeForce RTX 3080 12GB offers the better performance-per-dollar (~43% better value), so budget-focused buyers should weigh it carefully. The GeForce RTX 3080 12GB still sits about $263,804 JPY above its $799 JPY MSRP. The GeForce RTX 3090 Ti still sits about $446,608 JPY above its $1,999 JPY MSRP.
Power & Efficiency
Power draw favors the GeForce RTX 3080 12GB (350W vs 450W), and it's the more efficient card too, so it's the easy pick if thermals or a smaller PSU matter.
VRAM & Future-Proofing
The GeForce RTX 3090 Ti carries 24GB versus 12GB on the GeForce RTX 3080 12GB. The extra 12GB helps at 4K, with high-resolution texture packs, and for content-creation or local-AI workloads that exhaust smaller buffers. The GeForce RTX 3090 Ti's memory is also faster — 1,008 GB/s versus 912 GB/s — which helps feed the GPU at 4K and with heavy textures.
Which should you buy: GeForce RTX 3080 12GB or GeForce RTX 3090 Ti?
Choose the GeForce RTX 3090 Ti if you want the most performance and can absorb the higher price. If you're optimizing for value, the GeForce RTX 3080 12GB stretches your money further for only slightly lower performance.
Frequently Asked Questions
Is the GeForce RTX 3090 Ti better than the GeForce RTX 3080 12GB?
Which is better for 4K gaming, the GeForce RTX 3080 12GB or the GeForce RTX 3090 Ti?
Is the GeForce RTX 3090 Ti worth the extra $184,004 JPY over the GeForce RTX 3080 12GB?
Does the GeForce RTX 3090 Ti have enough VRAM advantage to matter?
Which should you buy: GeForce RTX 3080 12GB or GeForce RTX 3090 Ti?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce RTX 3080 12GB | GeForce RTX 3090 Ti |
|---|---|---|
| Architecture | Ampere | Ampere |
| Process Node | Samsung 8nm | Samsung 8nm |
| CUDA Cores (CUDA Cores / CUDA Cores) | 8,960 | 10,752✓ |
| Ray Tracing Cores | — | 84 |
| Tensor / AI Cores | — | 336 |
Clock Speeds
| Specification | GeForce RTX 3080 12GB | GeForce RTX 3090 Ti |
|---|---|---|
| Base Clock | 1,440 MHz | 1,560 MHz✓ |
| Boost Clock | 1,710 MHz | 1,860 MHz✓ |
Memory
| Specification | GeForce RTX 3080 12GB | GeForce RTX 3090 Ti |
|---|---|---|
| VRAM Capacity | 12 GB | 24 GB✓ |
| Memory Type | GDDR6X | GDDR6X |
| Memory Bus | 384-bit | 384-bit |
| Memory Speed | 19 Gbps | 21 Gbps✓ |
| Bandwidth | 912 GB/s | 1,008 GB/s✓ |
Connectivity & Power
| Specification | GeForce RTX 3080 12GB | GeForce RTX 3090 Ti |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 350 W✓ | 450 W |
| Power Connectors | 2x 8-pin | 1x 16-pin |
| Released | Jan 2022 | Mar 2022 |