NVIDIA GeForce 940M vs NVIDIA GeForce GT 645M
Vergleichende Analyse von NVIDIA GeForce 940M und NVIDIA GeForce GT 645M Videokarten für alle bekannten Merkmale in den folgenden Kategorien: Essenzielles, Technische Info, Videoausgänge und Anschlüsse, Kompatibilität, Abmessungen und Anforderungen, API-Unterstützung, Speicher, Technologien. Benchmark-Videokarten Leistungsanalyse: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps), 3DMark Fire Strike - Graphics Score.
Unterschiede
Gründe, die für die Berücksichtigung der NVIDIA GeForce 940M
- Grafikkarte ist neuer: Startdatum 2 Jahr(e) 5 Monat(e) später
- Etwa 24% höhere Texturfüllrate: 28.22 GTexel / s vs 22.7 billion / sec
- Etwa 66% bessere Gleitkomma-Leistung: 903.2 gflops vs 544.5 gflops
- Etwa 20% bessere Leistung in PassMark - G3D Mark: 1127 vs 936
- 2.2x bessere Leistung in Geekbench - OpenCL: 5982 vs 2683
- 3.1x bessere Leistung in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 25.98 vs 8.493
- Etwa 51% bessere Leistung in CompuBench 1.5 Desktop - T-Rex (Frames/s): 1.307 vs 0.863
- Etwa 27% bessere Leistung in CompuBench 1.5 Desktop - Video Composition (Frames/s): 21.837 vs 17.242
- 5.3x bessere Leistung in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 101.399 vs 19.116
- Etwa 11% bessere Leistung in GFXBench 4.0 - Car Chase Offscreen (Frames): 2132 vs 1913
- Etwa 11% bessere Leistung in GFXBench 4.0 - Car Chase Offscreen (Fps): 2132 vs 1913
| Spezifikationen | |
| Startdatum | 13 March 2015 vs 1 October 2012 |
| Texturfüllrate | 28.22 GTexel / s vs 22.7 billion / sec |
| Gleitkomma-Leistung | 903.2 gflops vs 544.5 gflops |
| Benchmarks | |
| PassMark - G3D Mark | 1127 vs 936 |
| Geekbench - OpenCL | 5982 vs 2683 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 25.98 vs 8.493 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 1.307 vs 0.863 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 21.837 vs 17.242 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 101.399 vs 19.116 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 2132 vs 1913 |
| GFXBench 4.0 - T-Rex (Frames) | 3357 vs 3341 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 2132 vs 1913 |
| GFXBench 4.0 - T-Rex (Fps) | 3357 vs 3341 |
Gründe, die für die Berücksichtigung der NVIDIA GeForce GT 645M
- Etwa 3% geringere typische Leistungsaufnahme: 32 Watt vs 33 Watt
- Etwa 6% bessere Leistung in PassMark - G2D Mark: 164 vs 154
- Etwa 69% bessere Leistung in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 285.42 vs 168.449
- Etwa 20% bessere Leistung in GFXBench 4.0 - Manhattan (Frames): 3670 vs 3065
- Etwa 20% bessere Leistung in GFXBench 4.0 - Manhattan (Fps): 3670 vs 3065
| Spezifikationen | |
| Thermische Designleistung (TDP) | 32 Watt vs 33 Watt |
| Benchmarks | |
| PassMark - G2D Mark | 164 vs 154 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 285.42 vs 168.449 |
| GFXBench 4.0 - Manhattan (Frames) | 3670 vs 3065 |
| GFXBench 4.0 - Manhattan (Fps) | 3670 vs 3065 |
Benchmarks vergleichen
GPU 1: NVIDIA GeForce 940M
GPU 2: NVIDIA GeForce GT 645M
| PassMark - G3D Mark |
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| PassMark - G2D Mark |
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| Geekbench - OpenCL |
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| CompuBench 1.5 Desktop - Face Detection (mPixels/s) |
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| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) |
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| CompuBench 1.5 Desktop - T-Rex (Frames/s) |
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| CompuBench 1.5 Desktop - Video Composition (Frames/s) |
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| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) |
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| GFXBench 4.0 - Car Chase Offscreen (Frames) |
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| GFXBench 4.0 - Manhattan (Frames) |
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| GFXBench 4.0 - T-Rex (Frames) |
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| GFXBench 4.0 - Car Chase Offscreen (Fps) |
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| GFXBench 4.0 - Manhattan (Fps) |
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| GFXBench 4.0 - T-Rex (Fps) |
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| Name | NVIDIA GeForce 940M | NVIDIA GeForce GT 645M |
|---|---|---|
| PassMark - G3D Mark | 1127 | 936 |
| PassMark - G2D Mark | 154 | 164 |
| Geekbench - OpenCL | 5982 | 2683 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 25.98 | 8.493 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 168.449 | 285.42 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 1.307 | 0.863 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 21.837 | 17.242 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 101.399 | 19.116 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 2132 | 1913 |
| GFXBench 4.0 - Manhattan (Frames) | 3065 | 3670 |
| GFXBench 4.0 - T-Rex (Frames) | 3357 | 3341 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 2132 | 1913 |
| GFXBench 4.0 - Manhattan (Fps) | 3065 | 3670 |
| GFXBench 4.0 - T-Rex (Fps) | 3357 | 3341 |
| 3DMark Fire Strike - Graphics Score | 506 |
Vergleichen Sie Spezifikationen
| NVIDIA GeForce 940M | NVIDIA GeForce GT 645M | |
|---|---|---|
Essenzielles |
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| Architektur | Maxwell | Kepler |
| Codename | GM108 | GK107 |
| Startdatum | 13 March 2015 | 1 October 2012 |
| Platz in der Leistungsbewertung | 1184 | 1187 |
| Typ | Laptop | Laptop |
Technische Info |
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| Boost-Taktfrequenz | 1176 MHz | |
| Kerntaktfrequenz | 1072 MHz | |
| Gleitkomma-Leistung | 903.2 gflops | 544.5 gflops |
| Fertigungsprozesstechnik | 28 nm | 28 nm |
| Leitungssysteme | 384 | 384 |
| Texturfüllrate | 28.22 GTexel / s | 22.7 billion / sec |
| Thermische Designleistung (TDP) | 33 Watt | 32 Watt |
| Anzahl der Transistoren | 1,870 million | 1,270 million |
| CUDA-Kerne | 384 | |
Videoausgänge und Anschlüsse |
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| Display-Anschlüsse | No outputs | No outputs |
| HDCP | ||
| HDMI | ||
| Maximale VGA-Auflösung | Up to 2048x1536 | |
Kompatibilität, Abmessungen und Anforderungen |
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| Busunterstützung | PCI Express 3.0 | PCI Express 2.0, PCI Express 3.0 |
| Schnittstelle | PCIe 3.0 x8 | PCIe 3.0 x16 |
| Laptop-Größe | medium sized | medium sized |
API-Unterstützung |
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| DirectX | 12.0 (11_0) | 12 API |
| OpenGL | 4.5 | 4.5 |
| OpenCL | 1.1 | |
Speicher |
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| Maximale RAM-Belastung | 2 GB | 2 GB |
| Speicherbandbreite | 14.4 GB / s | |
| Breite des Speicherbusses | 64 Bit | 128bit |
| Speichertaktfrequenz | 1800 MHz | 1800 MHz |
| Speichertyp | DDR3 | DDR3\GDDR5 |
| Gemeinsamer Speicher | 0 | 0 |
Technologien |
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| CUDA | ||
| GameWorks | ||
| GeForce Experience | ||
| GPU Boost | ||
| Optimus | ||
| 3D Blu-Ray | ||
| 3D Vision | ||
| DirectCompute | ||
| DirectX 11 | DirectX 11 | |
