
Kort testrapport Lenovo ThinkPad A275 (A12-9800B, 256GB) Laptop
AMD PRO A12-9800B | AMD Radeon R7 (Bristol Ridge) | 12.50" | 1.6 kg
De AMD Radeon R7 (Bristol Ridge) is een geïntegreerde grafische kaart voor de snelste mobiele Carrizo-APU's van AMD. Bij zijn lancering is de R7 beschikbaar in het topmodel FX9830P met 512 GCN shader units en een core-kloksnelheid van 900 MHz. De technische specificaties verschillen niet van de AMD Radoen R7 in Carrizo, maar de kloksnelheid is tot 100 MHz hoger. Afhankelijk van de koeling en het instelbare TDP (12-45 Watt) kunnen de prestaties aanzienlijk variëren. Performance hangt ook af van het geheugen (beste prestaties met dual-channel-DDR4).
Architectuur en Features
Volgens AMD bestaat de Radeon R7 uit acht cores gebaseerd op de derde GCN-generatie (vaak GCN 1.2 of 2.0 genoemd door de media). Daarom is de GPU erg gelijkaardig aan de Tonga-chip voor desktops en biedt hij ondersteuning voor DirectX 12 (FL 12_0). Zijn shaders kunnen daarnaast gebruikt worden met Mantle, OpenGL en OpenCL. HSA 1.0 wordt ondersteund om code in parallel uit te voeren op zowel de CPU- als GPU-cores.
In vergelijking met de Kaver-generatie (Kaveri R7 met GCN 1.1), resulteert vooral de nieuwe kleurcompressie in efficiënter geheugengebruik en hogere gaming-prestaties (5-7% verbetering).
De verbeterde video-decoder van Carrizo/Bristol Ridge omvat nu UVD 6 (Unified Video Decoder) die HVEC/H.265 tot en met 4K kan decoderen in hardware. Daarnaast werd de VCE (Video Codec Engine) verbeterd om sneller H.264 te transcoderen. Meer informatie over architectuur en features van de Bristol Ridge-architectuur is te vinden in ons artikel over de lancering.
Prestaties
Afhankelijk van het instelbare TDP van de Bristol Ridge-chips tussen 12 en 45 Watt kunnen de gaming-prestaties aanzienlijk variëren. Over het algemeen zijn de resultaten iets beter dan die van de Carrizo Radeon R7 dankzij de hogere kloksnelheden voor vergelijkbare modellen. De benchmarks van de Kaveri R7 blijven bruikbaar om gaming-performance na te kijken.
Energieverbruik
Afhankelijk van het instelbare TDP (cTDP) verbruikt de 28-nm-chip 12-45 Watt. De chip is daarom toepasbaar in dunne en lichte notebooks evenals toestellen met een gemiddeld formaat of all-in-ones.
Radeon R (Stoney / Bristol Ridge) Serie
| ||||||||||||||||
Codenaam | Bristol Ridge | |||||||||||||||
Architectuur | GCN 1.2 | |||||||||||||||
Pipelines | 512 - verenigd | |||||||||||||||
Core-snelheid | 900 (Boost) MHz | |||||||||||||||
Geheugenbusbreedte | 64/128 bit | |||||||||||||||
Gedeeld geheugen | ja | |||||||||||||||
API | DirectX 12 (FL 12_0), OpenGL 4.4 | |||||||||||||||
Stroomverbruik | 12-45 Watt | |||||||||||||||
Aantal Transistoren | 2.4 Billion | |||||||||||||||
technologie | 28 nm | |||||||||||||||
Faciliteiten | UVD 6, VCE | |||||||||||||||
Laptop Grootte | gemiddeld formaat | |||||||||||||||
Aangekondigde datum | 01.06.2016 |
|
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 338 |
HP EliteBook 755 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz | 8 GB | 358 |
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 398 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 325 |
HP EliteBook 755 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz | 8 GB | 347 |
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 359 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP 15-bw075ax | A12-9720P | Radeon R7 (Bristol Ridge) | 4 GB | 34845 |
HP EliteBook 755 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz | 8 GB | 51984 |
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 52507 |
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 59281 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP EliteBook 755 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz | 8 GB | 32062 |
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 32389 |
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 40461 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP 15-bw075ax | A12-9720P | Radeon R7 (Bristol Ridge) | 4 GB | 3162 |
HP EliteBook 755 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz | 8 GB | 3897 |
Lenovo ThinkPad A275 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz 0.5 GB | 16 GB | 3942 |
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 3955 |
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 5173 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP 15-bw075ax | A12-9720P | Radeon R7 (Bristol Ridge) | 4 GB | 3477 |
HP EliteBook 755 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz | 8 GB | 5278 |
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 5311 |
Lenovo ThinkPad A275 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz 0.5 GB | 16 GB | 5481 |
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 8107 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP 15-bw075ax | A12-9720P | Radeon R7 (Bristol Ridge) | 4 GB | 667 |
HP EliteBook 755 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz | 8 GB | 833 |
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz Single-Channel | 8 GB | 866 |
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 1096 |
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz Dual-Channel | 8 GB | 1230 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP 15-bw075ax | A12-9720P | Radeon R7 (Bristol Ridge) | 4 GB | 750 |
HP EliteBook 755 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz | 8 GB | 962 |
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz Single-Channel | 8 GB | 1013 |
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 1213 |
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz Dual-Channel | 8 GB | 1466 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP EliteBook 755 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz | 8 GB | 44545 |
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 46007 |
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 53693 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP EliteBook 755 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz | 8 GB | 1737 |
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz Single-Channel | 8 GB | 1753 |
HP Envy x360 15z m6-ar004dx | FX-9800P | Radeon R7 (Bristol Ridge) | 8 GB | 1794 |
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 1881 |
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz Dual-Channel | 8 GB | 2130 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP EliteBook 755 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz | 8 GB | 1820 |
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz Single-Channel | 8 GB | 1829 |
HP Envy x360 15z m6-ar004dx | FX-9800P | Radeon R7 (Bristol Ridge) | 8 GB | 1852 |
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 1856 |
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz Dual-Channel | 8 GB | 2210 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 5568 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 5111 |
Model | CPU | GPU | RAM | waarde | |
---|---|---|---|---|---|
3DMark 06 - Standard 1280x1024 | |||||
HP EliteBook 725 G4 (3DMark 06 - Standard 1280x1024) | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 5635 | |
HP 15-ba077ng (3DMark 06 - Standard 1280x1024) | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 7654 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP Envy x360 15z m6-ar004dx | FX-9800P | Radeon R7 (Bristol Ridge) | 8 GB | 3.5 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 13.9 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 19.5 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP EliteBook 755 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz | 8 GB | 4680 |
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 4751 |
HP 15-bw075ax | A12-9720P | Radeon R7 (Bristol Ridge) | 4 GB | 4939 |
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 5403 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 18.06 |
HP EliteBook 755 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz | 8 GB | 18.07 |
HP 15-bw075ax | A12-9720P | Radeon R7 (Bristol Ridge) | 4 GB | 18.44 |
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 25.65 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP EliteBook 755 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz | 8 GB | 22.88 |
HP 15-bw075ax | A12-9720P | Radeon R7 (Bristol Ridge) | 4 GB | 22.92 |
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 23.16 |
Lenovo ThinkPad A275 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz 0.5 GB | 16 GB | 25.18 |
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 31.43 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 98 |
HP EliteBook 725 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 98 |
HP EliteBook 755 G4 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz | 8 GB | 98 |
HP 15-bw075ax | A12-9720P | Radeon R7 (Bristol Ridge) | 4 GB | 98 |
Lenovo ThinkPad A275 | PRO A12-9800B | Radeon R7 (Bristol Ridge) 758 / 933 MHz 0.5 GB | 16 GB | 98 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 23.8 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 24.3 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 25.9 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 90 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP Envy x360 15z m6-ar004dx | FX-9800P | Radeon R7 (Bristol Ridge) | 8 GB | 175 |
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 182 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP Envy x360 15z m6-ar004dx | FX-9800P | Radeon R7 (Bristol Ridge) | 8 GB | 358 |
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 367 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
HP 15-ba077ng | A12-9700P | Radeon R7 (Bristol Ridge) 758 MHz | 8 GB | 1093 |
HP Envy x360 15z m6-ar004dx | FX-9800P | Radeon R7 (Bristol Ridge) | 8 GB | 1450 |
HP 15-bw075ax | A12-9720P | Radeon R7 (Bristol Ridge) | 4 GB | 1495 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
Acer Aspire E15 E5-553G-15FM ![]() | A12-9700P | Radeon R7 (Bristol Ridge) | 8 GB | 29.1 |
Model | CPU | GPU | RAM | waarde |
---|---|---|---|---|
Acer Aspire E15 E5-553G-15FM ![]() | A12-9700P | Radeon R7 (Bristol Ridge) | 8 GB | 472 |
De volgende benchmarks zijn afgeleid van onze laptop-testrapporten. De prestaties variëren afhankelijk van het gebruikte grafische geheugen, kloksnelheid, processor, systeeminstellingen, drivers en besturingssysteem. De resultaten zijn daarom niet noodzakelijk representatief voor alle laptops met deze GPU. Voor meer gedetailleerde informatie over de benchmarkresultaten, klik op het fps-aantal.
Voor meer games die mogelijk speelbaar zijn of voor een lijst van alle games en videokaarten, bezoek onze Gaming List
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