GeForce GTX 680M KY_Bullet Edition
Maxwell GPU Surface Book (940M, GDDR5)
GeForce GTX 680M KY_Bullet Edition vs Maxwell GPU Surface Book (940M, GDDR5) 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 680M KY_Bullet Edition vs Maxwell GPU Surface Book (940M, GDDR5) 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
GeForce GTX 680M KY_Bullet Edition vs Maxwell GPU Surface Book (940M, GDDR5): 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 680M KY_Bullet Edition
2013Why buy it
- ✅Competitive enough if your priority is price, power, or specific feature preference.
Trade-offs
- ❌2013 hardware with 2 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 23.3 G3D/$ (Unknown MSRP vs $150 MSRP).
- ❌306.7% higher power demand at 122W vs 30W.
Maxwell GPU Surface Book (940M, GDDR5)
2015Why buy it
- ✅Delivers 100+% more G3D Mark for each dollar spent, at 23.3 vs 0 G3D/$ ($150 MSRP vs Unknown MSRP).
- ✅Draws 30W instead of 122W, a 92W reduction.
- ✅More future proof: Maxwell (2014−2017) on 28nm with a newer platform for upcoming games.
Trade-offs
- ❌2015 hardware with 2 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
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GeForce GTX 680M KY_Bullet Edition vs Maxwell GPU Surface Book (940M, GDDR5) Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
GeForce GTX 680M KY_Bullet Edition
The GeForce GTX 680M KY_Bullet Edition is manufactured by NVIDIA. It was released in November 8 2013. It features the Kepler architecture. The core clock ranges from 771 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: 3,569 points.
Maxwell GPU Surface Book (940M, GDDR5)
The Maxwell GPU Surface Book (940M, GDDR5) is manufactured by an unknown manufacturer. It was released in October 1 2015. It features the Maxwell architecture. The core clock ranges from 954 MHz to 993 MHz. It has 384 shading units. The thermal design power (TDP) is 30W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 3,500 points.
Graphics Performance
The GeForce GTX 680M KY_Bullet Edition scores 3,569 and the Maxwell GPU Surface Book (940M, GDDR5) reaches 3,500 in the G3D Mark benchmark — just a 2% difference, making them near-identical in rasterization performance. The GeForce GTX 680M KY_Bullet Edition is built on Kepler while the Maxwell GPU Surface Book (940M, GDDR5) uses Maxwell, both on a 28 nm process. Shader units: 1,536 (GeForce GTX 680M KY_Bullet Edition) vs 384 (Maxwell GPU Surface Book (940M, GDDR5)). Boost clocks: 797 MHz vs 993 MHz.
| Feature | GeForce GTX 680M KY_Bullet Edition | Maxwell GPU Surface Book (940M, GDDR5) |
|---|---|---|
| G3D Mark Score | 3,569+2% | 3,500 |
| Architecture | Kepler | Maxwell |
| Process Node | 28 nm | 28 nm |
| Shading Units | 1536+300% | 384 |
| Boost Clock | 797 MHz | 993 MHz+25% |
Advanced Features (DLSS/FSR)
The GeForce GTX 680M KY_Bullet Edition gets NVIDIA DLSS, which still tends to look cleaner in motion. The Maxwell GPU Surface Book (940M, GDDR5) leans on FSR, which is flexible and widely supported, but usually a bit rougher at the same settings.
| Feature | GeForce GTX 680M KY_Bullet Edition | Maxwell GPU Surface Book (940M, GDDR5) |
|---|---|---|
| Upscaling Tech | Upscaling support | Upscaling support |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | NVIDIA Reflex | Standard |
Video Memory (VRAM)
Both cards ship with 2 GB of GDDR5. Memory bus width is 256-bit on the GeForce GTX 680M KY_Bullet Edition and 128-bit on the Maxwell GPU Surface Book (940M, GDDR5).
| Feature | GeForce GTX 680M KY_Bullet Edition | Maxwell GPU Surface Book (940M, GDDR5) |
|---|---|---|
| VRAM Capacity | 2 GB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 256-bit+100% | 128-bit |
Display & API Support
DirectX support: 12 (11_0) (GeForce GTX 680M KY_Bullet Edition) vs 12 (11_0) (Maxwell GPU Surface Book (940M, GDDR5)). Vulkan: 1.2 vs 1.1. OpenGL: 4.6 vs 4.5. Maximum simultaneous displays: 4 vs 2.
| Feature | GeForce GTX 680M KY_Bullet Edition | Maxwell GPU Surface Book (940M, GDDR5) |
|---|---|---|
| DirectX | 12 (11_0) | 12 (11_0) |
| Vulkan | 1.2+9% | 1.1 |
| OpenGL | 4.6+2% | 4.5 |
| Max Displays | 4+100% | 2 |
Media & Encoding
Decoder: PureVideo HD (VP5) vs NVDEC 1st Gen. Supported codecs: H.264,MPEG-2,VC-1 (GeForce GTX 680M KY_Bullet Edition) vs H.264,MPEG-2,VC-1 (Maxwell GPU Surface Book (940M, GDDR5)).
| Feature | GeForce GTX 680M KY_Bullet Edition | Maxwell GPU Surface Book (940M, GDDR5) |
|---|---|---|
| Encoder | NVENC | — |
| Decoder | PureVideo HD (VP5) | NVDEC 1st Gen |
| Codecs | H.264,MPEG-2,VC-1 | H.264,MPEG-2,VC-1 |
Power & Dimensions
The GeForce GTX 680M KY_Bullet Edition draws 122W versus the Maxwell GPU Surface Book (940M, GDDR5)'s 30W — a 121.1% difference. The Maxwell GPU Surface Book (940M, GDDR5) is more power-efficient. Recommended PSU: 350W (GeForce GTX 680M KY_Bullet Edition) vs 350W (Maxwell GPU Surface Book (940M, GDDR5)). Power connectors: 1x 6-pin vs PCIe-powered. Typical load temperature: 75°C vs 75.
| Feature | GeForce GTX 680M KY_Bullet Edition | Maxwell GPU Surface Book (940M, GDDR5) |
|---|---|---|
| TDP | 122W | 30W-75% |
| Recommended PSU | 350W | 350W |
| Power Connector | 1x 6-pin | PCIe-powered |
| Length | 105mm | — |
| Height | 82mm | — |
| Slots | 0 | 0 |
| Temp (Load) | 75°C | 75 |
| Perf/Watt | 29.3 | 116.7+298% |
Value Analysis
The newer card here is Maxwell GPU Surface Book (940M, GDDR5) (2015 vs 2013).
| Feature | GeForce GTX 680M KY_Bullet Edition | Maxwell GPU Surface Book (940M, GDDR5) |
|---|---|---|
| MSRP | — | $150 |
| Codename | GK104 | Surface Book |
| Release | November 8 2013 | October 1 2015 |
| Ranking | #625 | #782 |
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