AMD Radeon R9 390 X2 vs NVIDIA GeForce GTX TITAN Z
Processeur graphique
| Nom du GPU | Grenada | GK110B |
|---|---|---|
| GPU variant | Grenada PRO (215-0880030) | GK110-350-B1 |
| Architecture | GCN 2.0 | Kepler |
| Fonderie | TSMC | TSMC |
| Taille du processus | 28 nm | 28 nm |
| Transistors | 6,200 million | 7,080 million |
| Taille des matrices | 438 mm² | 561 mm² |
Carte graphique
| Date de publication | Sep 3rd, 2015 | May 28th, 2014 |
|---|---|---|
| Génération | Pirate Islands | GeForce 700 |
| Production | End-of-life | End-of-life |
| Prix de lancement | 1,399 USD | 2,999 USD |
| Bus interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Prédécesseur | Volcanic Islands | GeForce 600 |
| Successeur | Arctic Islands | GeForce 900 |
| Critiques | — | 4 in our database |
Vitesse clock
| GPU clock | 1000 MHz | — |
|---|---|---|
| Mémoire clock | 1350 MHz 5.4 Gbps effective | 1750 MHz 7 Gbps effective |
| Base clock | — | 705 MHz |
| Boost clock | — | 876 MHz |
Mémoire
| Taille de la mémoire | 8 GB | 6 GB |
|---|---|---|
| Type de mémoire | GDDR5 | GDDR5 |
| Bus mémoire | 512 bit | 384 bit |
| Bande passante | 345.6 GB/s | 336.0 GB/s |
Render Config
| Shading units | 2560 | 2880 |
|---|---|---|
| TMUs | 160 | 240 |
| ROPs | 64 | 48 |
| Compute units | 40 | — |
| Cache L1 | 16 KB (per CU) | 16 KB (per SMX) |
| Cache L2 | 1024 KB | 1536 KB |
| Comptage SMX | — | 15 |
Performance théorique
| Taux de pixel | 64.00 GPixel/s | 52.56 GPixel/s |
|---|---|---|
| Taux de texture | 160.0 GTexel/s | 210.2 GTexel/s |
| FP32 (float) performance | 5.120 TFLOPS | 5.046 TFLOPS |
| FP64 (double) performance | 640.0 GFLOPS (1:8) | 1.682 TFLOPS (1:3) |
Board Design
| Taille Slot | Triple-slot | Triple-slot |
|---|---|---|
| TDP | 580 W | 375 W |
| Suggestions pour le PSU | 950 W | 750 W |
| Sorties | 2x DVI1x HDMI1x DisplayPort | 2x DVI1x HDMI1x DisplayPort |
| Connecteurs de puissance | 4x 8-pin | 2x 8-pin |
| Board number | C671 | P2080 |
| Longueur | — | 267 mm 10.5 inches |
| Taille | — | 111 mm 4.4 inches |
| Taille | — | 62 mm 2.4 inches |
Caractéristiques graphiques
| DirectX | 12 (12_0) | 12 (11_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 3.0 |
| Vulkan | 1.2 | 1.1 |
| Shader model | 6.3 | 5.1 |
| CUDA | — | 3.5 |
