AMD Radeon R9 M270X vs NVIDIA GeForce GTX 260 Rev. 2
Graphics Processor
| GPU model | Saturn | GT200B |
|---|---|---|
| GPU variant | Saturn PRO | G200-103-B3 |
| Architecture | GCN 2.0 | Tesla 2.0 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 55 nm |
| Number of transistors | 2,080 million | 1,400 million |
| Die size | 160 mm² | 470 mm² |
Mobile graphics
| Release date | Feb 5th, 2015 | — |
|---|---|---|
| Generation | Crystal System (R9 M200) | — |
| Production | End-of-life | — |
| Interface | PCIe 3.0 x16 | — |
| Predecessor | Solar System | — |
| Successor | Mobility Radeon | — |
Clocks
| Base clock | 900 MHz | — |
|---|---|---|
| Boost clock | 1000 MHz | — |
| Memory clock | 1375 MHz 5.5 Gbps effective | 999 MHz 1998 Mbps effective |
| GPU clock | — | 576 MHz |
| Shader clock | — | 1242 MHz |
Memory Configuration
| Memory size | 2 GB | 896 MB |
|---|---|---|
| Memory type | GDDR5 | GDDR3 |
| Memory bus width | 128 bit | 448 bit |
| Bandwidth | 88.00 GB/s | 111.9 GB/s |
Render Configuration
| Shading units | 768 | 192 |
|---|---|---|
| TMUs | 48 | 64 |
| ROPs | 16 | 28 |
| Compute units | 12 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 256 KB | 224 KB |
| SM count | — | 24 |
Performance
| Pixel rate | 16.00 GPixel/s | 16.13 GPixel/s |
|---|---|---|
| Texture rate | 48.00 GTexel/s | 36.86 GTexel/s |
| FP32 (float) performance | 1.536 TFLOPS | 476.9 GFLOPS |
| FP64 (double) performance | 96.00 GFLOPS (1:16) | 59.62 GFLOPS (1:8) |
Dimensions & Outputs
| TDP | unknown | 182 W |
|---|---|---|
| Outputs | No outputs | 2x DVI1x S-Video |
| Slot width | — | Dual-slot |
| Length | — | 267 mm 10.5 inches |
| Suggested PSU | — | 450 W |
| Power connectors | — | 2x 6-pin |
| Board number | — | P897 |
API Support & Features
| DirectX | 12 (12_0) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 4.6 | 3.3 |
| OpenCL | 2.0 | 1.1 |
| Vulkan | 1.2 | — |
| Shader model | 6.3 | 4.0 |
| CUDA | — | 1.3 |
Other Features
Graphics Card
| Release date | — | Jul 23rd, 2008 |
|---|---|---|
| Generation | — | GeForce 200 |
| Production | — | End-of-life |
| Launch price | — | 449 USD |
| Interface | — | PCIe 2.0 x16 |
| Reviews | — | 137 in our database |
| Predecessor | — | GeForce 9 |
| Successor | — | GeForce 400 |
