NVIDIA GeForce GTX 960 OEM vs NVIDIA GeForce RTX 3080 Ti
Graphics Processor
| GPU model | GM204 | GA102 |
|---|---|---|
| GPU variant | GTX 960 OEM | GA102-300-A1 |
| Architecture | Maxwell 2.0 | Ampere |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 7 nm |
| Number of transistors | 5,200 million | 40,000 million |
| Die size | 398 mm² | 627 mm² |
Graphics Card
| Release date | Nov 26th, 2015 | 2020 |
|---|---|---|
| Generation | GeForce 900 | GeForce 30 |
| Production | End-of-life | Unreleased |
| Interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Predecessor | GeForce 700 | — |
| Successor | GeForce 10 | — |
| Launch price | — | 1,399 USD |
Clocks
| GPU clock | 924 MHz | — |
|---|---|---|
| Memory clock | 1253 MHz 5 Gbps effective | 2375 MHz 19000 MHz effective |
| Base clock | — | 1410 MHz |
| Boost clock | — | 1740 MHz |
Memory Configuration
| Memory size | 3 GB | 12 GB |
|---|---|---|
| Memory type | GDDR5 | GDDR6X |
| Memory bus width | 192 bit | 384 bit |
| Bandwidth | 120.3 GB/s | 912.0 GB/s |
Render Configuration
| Shading units | 1280 | 5120 |
|---|---|---|
| TMUs | 80 | 320 |
| ROPs | 48 | 96 |
| SMM count | 10 | — |
| Cache L1 | 48 KB (per SMM) | 192 KB (per SM) |
| Cache L2 | 1536 KB | 6 MB |
| SM count | — | 80 |
| Tensor cores | — | 640 |
| RT cores | — | 160 |
Performance
| Pixel rate | 44.35 GPixel/s | 167.0 GPixel/s |
|---|---|---|
| Texture rate | 73.92 GTexel/s | 556.8 GTexel/s |
| FP32 (float) performance | 2.365 TFLOPS | 17.82 TFLOPS |
| FP64 (double) performance | 73.92 GFLOPS (1:32) | 556.8 GFLOPS (1:32) |
| FP16 (half) performance | — | 35.64 TFLOPS (2:1) |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| TDP | unknown | 320 W |
| Suggested PSU | 200 W | 700 W |
| Outputs | No outputs | 1x HDMI3x DisplayPort1x USB Type-C |
| Power connectors | None | 1x 12-pin |
| Length | — | 267 mm 10.5 inches |
| Board number | — | PG132 SKU 20 |
API Support & Features
| DirectX | 12 (12_1) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 2.0 |
| Vulkan | 1.1 | 1.2.140 |
| CUDA | 5.2 | 8.5 |
| Shader model | 6.4 | 6.5 |
