ATI Mobility Radeon HD 4870 vs Intel Iris Plus Graphics 640
Grafikprozessor
| GPU Name | M98 | Kaby Lake GT3e |
|---|---|---|
| GPU Variante | M98 XT (216-0732023) | — |
| Architektur | TeraScale | Generation 9.5 |
| Hersteller | TSMC | Intel |
| Prozessgröße | 55 nm | 14 nm++ |
| Transistoren | 956 million | unknown |
| Chipgröße | 256 mm² | unknown |
Mobile Grafik
| Veröffentlichungsdatum | Jan 9th, 2009 | — |
|---|---|---|
| Generation | M9x (Mobility HD 4800) | — |
| Produktion | End-of-life | — |
| Businterface | PCIe 2.0 x16 | — |
| Reviews | 2 in our database | — |
| Vorgänger | M8x | — |
| Nachfolger | Manhattan | — |
Takt-Geschwindigkeiten
| GPU-Taktung | 550 MHz | — |
|---|---|---|
| Speicher-Taktung | 888 MHz 1776 Mbps effective | System Shared |
| Basis-Taktfrequenz | — | 300 MHz |
| Boost-Takt | — | 1100 MHz |
Speicher
| Speichergröße | 512 MB | System Shared |
|---|---|---|
| Speichertyp | GDDR3 | System Shared |
| Speicherbus | 256 bit | System Shared |
| Bandbreite | 56.83 GB/s | System Dependent |
Render-Konfiguration
| Shading-Einheiten | 800 | 384 |
|---|---|---|
| TMUs | 40 | 48 |
| ROPs | 16 | 6 |
| Compute Units | 10 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 256 KB | — |
| Execution Units | — | 48 |
Theoretische Leistung
| Pixelrate | 8.800 GPixel/s | 6.600 GPixel/s |
|---|---|---|
| Texturrate | 22.00 GTexel/s | 52.80 GTexel/s |
| FP32 (float) Leistung | 880.0 GFLOPS | 844.8 GFLOPS |
| FP64 (double) Leistung | 176.0 GFLOPS (1:5) | 211.2 GFLOPS (1:4) |
| FP16 (half) Leistung | — | 1.690 TFLOPS (2:1) |
Boarddesign
| TDP | unknown | 15 W |
|---|---|---|
| Ausgabe | No outputs | No outputs |
| Steckplatzbreite | — | IGP |
Grafik-Features
| DirectX | 10.1 (10_1) | 12 (12_1) |
|---|---|---|
| OpenGL | 3.3 | 4.6 |
| OpenCL | 1.1 | 3.0 |
| Vulkan | — | 1.2 |
| Shader-Modell | 4.1 | 6.4 |
ANDERE EIGENSCHAFTEN
Integrierter Grafikprozessor
| Veröffentlichungsdatum | — | Jan 3rd, 2017 |
|---|---|---|
| Generation | — | HD Graphics-M (Kaby Lake) |
| Produktion | — | Active |
| Businterface | — | Ring Bus |
| Reviews | — | 1 in our database |
