AMD Radeon HD 7870M vs NVIDIA Quadro 4000
Processeur graphique
| Nom du GPU | Heathrow | GF100 |
|---|---|---|
| GPU variant | Heathrow XT (216-0835033) | GF100-825-A3 |
| Architecture | GCN 1.0 | Fermi |
| Fonderie | TSMC | TSMC |
| Taille du processus | 28 nm | 40 nm |
| Transistors | 1,500 million | 3,100 million |
| Taille des matrices | 123 mm² | 529 mm² |
Graphiques mobiles
| Date de publication | Apr 24th, 2012 | — |
|---|---|---|
| Génération | London (HD 7800M) | — |
| Production | End-of-life | — |
| Bus interface | PCIe 3.0 x16 | — |
| Prédécesseur | Vancouver | — |
| Successeur | Solar System | — |
Vitesse clock
| GPU clock | 800 MHz | 475 MHz |
|---|---|---|
| Mémoire clock | 1000 MHz 4 Gbps effective | 702 MHz 2.8 Gbps effective |
| Shader clock | — | 950 MHz |
Mémoire
| Taille de la mémoire | 2 GB | 2 GB |
|---|---|---|
| Type de mémoire | GDDR5 | GDDR5 |
| Bus mémoire | 128 bit | 256 bit |
| Bande passante | 64.00 GB/s | 89.86 GB/s |
Render Config
| Shading units | 640 | 256 |
|---|---|---|
| TMUs | 40 | 32 |
| ROPs | 16 | 32 |
| Compute units | 10 | — |
| Cache L1 | 16 KB (per CU) | 64 KB (per SM) |
| Cache L2 | 256 KB | 512 KB |
| Comptage SM | — | 8 |
Performance théorique
| Taux de pixel | 12.80 GPixel/s | 7.600 GPixel/s |
|---|---|---|
| Taux de texture | 32.00 GTexel/s | 15.20 GTexel/s |
| FP32 (float) performance | 1,024 GFLOPS | 486.4 GFLOPS |
| FP64 (double) performance | 64.00 GFLOPS (1:16) | 243.2 GFLOPS (1:2) |
Board Design
| TDP | 45 W | 142 W |
|---|---|---|
| Sorties | No outputs | 1x DVI2x DisplayPort |
| Taille Slot | — | Single-slot |
| Longueur | — | 241 mm 9.5 inches |
| Taille | — | 111 mm 4.4 inches |
| Suggestions pour le PSU | — | 300 W |
| Connecteurs de puissance | — | 1x 6-pin |
| Board number | — | P1031 |
Caractéristiques graphiques
| 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 | — | 2.0 |
AUTRES CARACTÉRISTIQUES
Carte graphique
| Date de publication | — | Nov 2nd, 2010 |
|---|---|---|
| Génération | — | Quadro |
| Production | — | End-of-life |
| Prix de lancement | — | 1,199 USD |
| Bus interface | — | PCIe 2.0 x16 |
| Critiques | — | 26 in our database |
