
GeForce GTX 780M

Radeon R9 M485X
GeForce GTX 780M vs Radeon R9 M485X Performance Spectrum
About G3D Mark
G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.
GeForce GTX 780M vs Radeon R9 M485X FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with Ryzen 7 9800X3D to isolate GPU performance.
Search any supported game below to compare 1080p FPS for both components.

Path of Exile 2

Counter-Strike 2

League of Legends

Valorant

Among Us

Apex Legends

ARC Raiders

Baldur's Gate 3

Call of Duty: Black Ops 6
GeForce GTX 780M vs Radeon R9 M485X: Pros, Cons & Final Verdict
See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.
GeForce GTX 780M
2013Why buy it
- ✅100% more VRAM for high-resolution textures and newer games (4 GB vs 2 GB).
- ✅Draws 122W instead of 250W, a 128W reduction.
Trade-offs
- ❌Lower average FPS than Radeon R9 M485X across 50 tracked games in our benchmark data.
- ❌2013 hardware with 4 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌Lower G3D Mark per dollar, at 0 vs 8.4 G3D/$ (Unknown MSRP vs $450 MSRP).
Radeon R9 M485X
2016Why buy it
- ✅26.8% more average FPS across 50 tracked games in our benchmark data.
- ✅Delivers 100+% more G3D Mark for each dollar spent, at 8.4 vs 0 G3D/$ ($450 MSRP vs Unknown MSRP).
Trade-offs
- ❌Less VRAM, with 2 GB vs 4 GB for high-resolution textures and newer games.
- ❌2016 hardware with 2 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌104.9% higher power demand at 250W vs 122W.
Quick Answers
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GeForce GTX 780M vs Radeon R9 M485X Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

GeForce GTX 780M
The GeForce GTX 780M is manufactured by NVIDIA. It was released in May 11 2013. It features the Kepler architecture. The core clock ranges from 823 MHz to 797 MHz. It has 1536 shading units. The thermal design power (TDP) is 122W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 3,845 points.

Radeon R9 M485X
The Radeon R9 M485X is manufactured by AMD. It was released in May 15 2016. It features the GCN 3.0 architecture. The core clock speed is 723 MHz. It has 2048 shading units. The thermal design power (TDP) is 250W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 3,801 points.
Graphics Performance
The GeForce GTX 780M scores 3,845 and the Radeon R9 M485X reaches 3,801 in the G3D Mark benchmark — just a 1.2% difference, making them near-identical in rasterization performance. The GeForce GTX 780M is built on Kepler while the Radeon R9 M485X uses GCN 3.0, both on a 28 nm process. Shader units: 1,536 (GeForce GTX 780M) vs 2,048 (Radeon R9 M485X). Raw compute: 2.448 TFLOPS (GeForce GTX 780M) vs 2.961 TFLOPS (Radeon R9 M485X).
| Feature | GeForce GTX 780M | Radeon R9 M485X |
|---|---|---|
| G3D Mark Score | 3,845+1% | 3,801 |
| Architecture | Kepler | GCN 3.0 |
| Process Node | 28 nm | 28 nm |
| Shading Units | 1536 | 2048+33% |
| Compute (TFLOPS) | 2.448 TFLOPS | 2.961 TFLOPS+21% |
| ROPs | 32 | 32 |
| TMUs | 128 | 128 |
| L1 Cache | 128 KB | 512 KB+300% |
| L2 Cache | 512 KB | 512 KB |
Advanced Features (DLSS/FSR)
The GeForce GTX 780M gets NVIDIA DLSS, which still tends to look cleaner in motion. The Radeon R9 M485X leans on FSR, which is flexible and widely supported, but usually a bit rougher at the same settings.
| Feature | GeForce GTX 780M | Radeon R9 M485X |
|---|---|---|
| Upscaling Tech | Upscaling support | FSR Upscaling / FSR 4 |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | NVIDIA Reflex | AMD Anti-Lag |
Video Memory (VRAM)
The GeForce GTX 780M has 4 GB of VRAM, while the Radeon R9 M485X carries 2 GB. GeForce GTX 780M gives you 100% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is 256-bit on the GeForce GTX 780M and 128-bit on the Radeon R9 M485X.
| Feature | GeForce GTX 780M | Radeon R9 M485X |
|---|---|---|
| VRAM Capacity | 4 GB+100% | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | 160 GB/s | Unknown |
| Bus Width | 256-bit+100% | 128-bit |
| L2 Cache | 512 KB | 512 KB |
Display & API Support
DirectX support: 12 (11_0) (GeForce GTX 780M) vs 12 (Radeon R9 M485X). Vulkan: 1.2 vs 1.2. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 4.
| Feature | GeForce GTX 780M | Radeon R9 M485X |
|---|---|---|
| DirectX | 12 (11_0) | 12 |
| Vulkan | 1.2 | 1.2 |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4 | 4 |
Media & Encoding
Hardware encoder: 1st Gen NVENC (Kepler) (GeForce GTX 780M) vs VCE 3.0 (Radeon R9 M485X). Decoder: PureVideo HD VP5 vs UVD 6.0. Supported codecs: H.264,VC-1,MPEG-2 (GeForce GTX 780M) vs H.264,HEVC,VP9 (Radeon R9 M485X).
| Feature | GeForce GTX 780M | Radeon R9 M485X |
|---|---|---|
| Encoder | 1st Gen NVENC (Kepler) | VCE 3.0 |
| Decoder | PureVideo HD VP5 | UVD 6.0 |
| Codecs | H.264,VC-1,MPEG-2 | H.264,HEVC,VP9 |
Power & Dimensions
The GeForce GTX 780M draws 122W versus the Radeon R9 M485X's 250W — a 68.8% difference. The GeForce GTX 780M is more power-efficient. Recommended PSU: 350W (GeForce GTX 780M) vs 350W (Radeon R9 M485X). Power connectors: 1x 6-pin vs Mobile. Typical load temperature: 80°C vs 80°C.
| Feature | GeForce GTX 780M | Radeon R9 M485X |
|---|---|---|
| TDP | 122W-51% | 250W |
| Recommended PSU | 350W | 350W |
| Power Connector | 1x 6-pin | Mobile |
| Slots | 0 | — |
| Temp (Load) | 80°C | 80°C |
| Perf/Watt | 31.5+107% | 15.2 |
Value Analysis
The newer card here is Radeon R9 M485X (2016 vs 2013).
| Feature | GeForce GTX 780M | Radeon R9 M485X |
|---|---|---|
| MSRP | — | $450 |
| Codename | GK104 | Amethyst |
| Release | May 11 2013 | May 15 2016 |
| Ranking | #511 | #519 |
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