AMD Radeon R7 250 vs NVIDIA GeForce GTX 460M
Graphics Processor
| GPU model | Cape Verde | GF106 |
|---|---|---|
| GPU variant | Cape Verde PRO | N11E-GS-A1 |
| Architecture | GCN 1.0 | Fermi |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 40 nm |
| Number of transistors | 1,500 million | 1,170 million |
| Die size | 123 mm² | 238 mm² |
Graphics Card
| Release date | Oct 8th, 2013 | — |
|---|---|---|
| Generation | Volcanic Islands | — |
| Production | End-of-life | — |
| Interface | PCIe 3.0 x16 | — |
| Predecessor | Sea Islands | — |
| Successor | Pirate Islands | — |
Clocks
| GPU clock | 700 MHz | 675 MHz |
|---|---|---|
| Memory clock | 900 MHz 1800 Mbps effective | 625 MHz 2.5 Gbps effective |
| Shader clock | — | 1350 MHz |
Memory Configuration
| Memory size | 1024 MB | 1536 MB |
|---|---|---|
| Memory type | DDR3 | GDDR5 |
| Memory bus width | 128 bit | 192 bit |
| Bandwidth | 28.80 GB/s | 60.00 GB/s |
Render Configuration
| Shading units | 512 | 192 |
|---|---|---|
| TMUs | 32 | 32 |
| ROPs | 16 | 24 |
| Compute units | 8 | — |
| Cache L1 | 16 KB (per CU) | 64 KB (per SM) |
| Cache L2 | 256 KB | 384 KB |
| SM count | — | 4 |
Performance
| Pixel rate | 11.20 GPixel/s | 5.400 GPixel/s |
|---|---|---|
| Texture rate | 22.40 GTexel/s | 21.60 GTexel/s |
| FP32 (float) performance | 716.8 GFLOPS | 518.4 GFLOPS |
| FP64 (double) performance | 44.80 GFLOPS (1:16) | 43.20 GFLOPS (1:12) |
Dimensions & Outputs
| Slot width | Single-slot | — |
|---|---|---|
| Length | 168 mm 6.6 inches | — |
| TDP | 55 W | 50 W |
| Suggested PSU | 250 W | — |
| Outputs | 1x DVI1x HDMI1x DisplayPort | No outputs |
| Power connectors | None | — |
API Support & Features
| DirectX | 12 (11_1) | 12 (11_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 1.1 |
| Vulkan | 1.2 | — |
| Shader model | 5.1 | 5.1 |
| CUDA | — | 2.1 |
Other Features
Mobile graphics
| Release date | — | Sep 3rd, 2010 |
|---|---|---|
| Generation | — | GeForce 400M |
| Production | — | End-of-life |
| Interface | — | PCIe 2.0 x16 |
| Predecessor | — | GeForce 300M |
| Successor | — | GeForce 500M |
