AMD Radeon R5 M255 vs NVIDIA GeForce2 GTS PRO
Graphics Processor
| GPU model | Topaz | NV15 |
|---|---|---|
| GPU variant | Topaz PRO (216-0864032) | GeForce2 GTS PRO |
| Architecture | GCN 3.0 | Celsius |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 150 nm |
| Number of transistors | 1,550 million | 25 million |
| Die size | 125 mm² | 88 mm² |
Mobile graphics
| Release date | Oct 12th, 2014 | — |
|---|---|---|
| Generation | Crystal System (R5 M200) | — |
| Production | End-of-life | — |
| Interface | PCIe 3.0 x8 | — |
| Predecessor | Solar System | — |
| Successor | Mobility Radeon | — |
Clocks
| Base clock | 925 MHz | — |
|---|---|---|
| Boost clock | 940 MHz | — |
| Memory clock | 1000 MHz 4 Gbps effective | 200 MHz 400 Mbps effective |
| GPU clock | — | 200 MHz |
Memory Configuration
| Memory size | 1024 MB | 32 MB |
|---|---|---|
| Memory type | GDDR5 | DDR |
| Memory bus width | 128 bit | 128 bit |
| Bandwidth | 64.00 GB/s | 6.400 GB/s |
Render Configuration
| Shading units | 384 | — |
|---|---|---|
| TMUs | 24 | 8 |
| ROPs | 8 | 4 |
| Compute units | 6 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 256 KB | — |
| Pixel shaders | — | 4 |
| Vertex shaders | — | 0 |
Performance
| Pixel rate | 7.520 GPixel/s | 800.0 MPixel/s |
|---|---|---|
| Texture rate | 22.56 GTexel/s | 1.600 GTexel/s |
| FP16 (half) performance | 721.9 GFLOPS (1:1) | — |
| FP32 (float) performance | 721.9 GFLOPS | — |
| FP64 (double) performance | 45.12 GFLOPS (1:16) | — |
Dimensions & Outputs
| TDP | unknown | unknown |
|---|---|---|
| Outputs | No outputs | 1x VGA2x S-Video |
| Slot width | — | Single-slot |
| Suggested PSU | — | 200 W |
| Power connectors | — | None |
API Support & Features
| DirectX | 12 (12_0) | 7.0 |
|---|---|---|
| OpenGL | 4.6 | 1.5 |
| OpenCL | 2.0 | — |
| Vulkan | 1.2 | — |
| Shader model | 6.3 | — |
| Pixel shader | — | 0.5 |
| Vertex shader | — | — |
Other Features
Graphics Card
| Release date | — | Apr 26th, 2000 |
|---|---|---|
| Generation | — | GeForce 2 |
| Production | — | End-of-life |
| Interface | — | AGP 4x |
| Predecessor | — | GeForce 2 MX |
| Successor | — | GeForce 3 |
