AMD Radeon R5 240 OEM vs ATI Radeon HD 4770
Processeur graphique
| Nom du GPU | Oland | RV740 |
|---|---|---|
| Architecture | GCN 1.0 | TeraScale |
| Fonderie | TSMC | TSMC |
| Taille du processus | 28 nm | 40 nm |
| Transistors | 950 million | 826 million |
| Taille des matrices | 77 mm² | 137 mm² |
| GPU variant | — | RV740 XT (215-0727019) |
Carte graphique
| Date de publication | Nov 1st, 2013 | Apr 28th, 2009 |
|---|---|---|
| Génération | Volcanic Islands | Radeon R700 |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 3.0 x8 | PCIe 2.0 x16 |
| Prédécesseur | Sea Islands | Radeon R600 |
| Successeur | Pirate Islands | Evergreen |
| Prix de lancement | — | 109 USD |
| Critiques | — | 82 in our database |
Vitesse clock
| Base clock | 730 MHz | — |
|---|---|---|
| Boost clock | 780 MHz | — |
| Mémoire clock | 900 MHz 1800 Mbps effective | 800 MHz 3.2 Gbps effective |
| GPU clock | — | 750 MHz |
Mémoire
| Taille de la mémoire | 2 GB | 512 MB |
|---|---|---|
| Type de mémoire | DDR3 | GDDR5 |
| Bus mémoire | 64 bit | 128 bit |
| Bande passante | 14.40 GB/s | 51.20 GB/s |
Render Config
| Shading units | 384 | 640 |
|---|---|---|
| TMUs | 24 | 32 |
| ROPs | 8 | 16 |
| Compute units | 6 | 8 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 128 KB | 128 KB |
Performance théorique
| Taux de pixel | 6.240 GPixel/s | 12.00 GPixel/s |
|---|---|---|
| Taux de texture | 18.72 GTexel/s | 24.00 GTexel/s |
| FP32 (float) performance | 599.0 GFLOPS | 960.0 GFLOPS |
| FP64 (double) performance | 37.44 GFLOPS (1:16) | 192.0 GFLOPS (1:5) |
Board Design
| Taille Slot | Single-slot | Dual-slot |
|---|---|---|
| Longueur | 168 mm 6.6 inches | 203 mm 8 inches |
| TDP | 50 W | 80 W |
| Suggestions pour le PSU | 250 W | 250 W |
| Sorties | 1x DVI1x HDMI1x VGA | 2x DVI1x S-Video |
| Connecteurs de puissance | None | 1x 6-pin |
| Board number | C553 | B743 |
Caractéristiques graphiques
| DirectX | 12 (11_1) | 10.1 (10_1) |
|---|---|---|
| OpenGL | 4.6 | 3.3 |
| OpenCL | 1.2 | 1.1 |
| Vulkan | 1.2 | — |
| Shader model | 5.1 | 4.1 |
