AMD Radeon E8950 vs AMD Radeon R9 285X
What is the difference between AMD Radeon E8950 and AMD Radeon R9 285X. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Amethyst | GPU Name | Tonga |
| E8950 | Model number | Tonga XT |
| GCN 3.0 | Architecture | GCN 3.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 5,000 million | Transistors | 5,000 million |
| 366 mm² | Die Size | 366 mm² |
Graphics Card
| Sep 29th, 2015 | Release Date | Never Released |
| Embedded (8000) | Family | Volcanic Islands (R9 200) |
| Active | Production | End-of-life |
| MXM-B (3.0) | Bus Interface | PCIe 3.0 x16 |
Memory
| 8 GB | Memory Size | 3 GB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 384 bit |
| 192.0 GB/s | Bandwidth | 264.0 GB/s |
Performance
| 32.00 GPixel/s | Pixel fillrate | 32.06 GPixel/s |
| 128.0 GTexel/s | Texture fillrate | 128.3 GTexel/s |
| 4.096 TFLOPS | FP32 (float) performance | 4.104 TFLOPS |
Clock Speeds
| 1500 MHz 6 Gbps effective | Memory Clock | 1375 MHz 5.5 Gbps effective |
Render Config
| 2048 | Shading Units | 2048 |
| 128 | TMUs | 128 |
| 32 | ROPs | 32 |
| 32 | Compute Units | 32 |
| 16 KB (per CU) | L1 Cache | 16 KB (per CU) |
| 512 KB | L2 Cache | 768 KB |
Board Design
| MXM Module | Slot Width | Dual-slot |
| 95 W | Thermal design power (TDP) | 200 W |
| No outputs | Display Connectors | 2x DVI 1x HDMI 1x DisplayPort |
| None | Power Connectors | 1x 6-pin + 1x 8-pin |
| C769 | Board Number | C765 |
API support
| 12 (12_0) | DirectX | 12 (12_0) |
| 4.6 | OpenGL | 4.6 |
| 2.0 | OpenCL | 2.0 |
| 1.2 | Vulkan | 1.2 |
| 6.3 | Shader Model | 6.3 |