
GeForce GT 420M

GeForce GTS 350M
GeForce GT 420M vs GeForce GTS 350M 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 GT 420M vs GeForce GTS 350M 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 GT 420M vs GeForce GTS 350M: 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 GT 420M
2012Why buy it
- ✅Draws 32W instead of 106W, a 74W reduction.
- ✅More future proof: Kepler (2012−2018) on 28nm with a newer platform for upcoming games.
Trade-offs
- ❌Lower average FPS than GeForce GTS 350M across 50 tracked games in our benchmark data.
- ❌Less VRAM, with 512 MB vs 1 GB for high-resolution textures and newer games.
- ❌2012 hardware with 512 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
GeForce GTS 350M
2010Why buy it
- ✅17.6% more average FPS across 50 tracked games in our benchmark data.
- ✅100% more VRAM for high-resolution textures and newer games (1 GB vs 512 MB).
Trade-offs
- ❌2010 hardware with 1 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌231.3% higher power demand at 106W vs 32W.
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GeForce GT 420M vs GeForce GTS 350M Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

GeForce GT 420M
The GeForce GT 420M is manufactured by NVIDIA. It was released in March 22 2012. It features the Kepler architecture. The core clock ranges from Up to 625 MHz to 645 MHz. It has 384 shading units. The thermal design power (TDP) is 32W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 392 points.

GeForce GTS 350M
The GeForce GTS 350M is manufactured by NVIDIA. It was released in September 13 2010. It features the Fermi architecture. The core clock speed is 783 MHz. It has 192 shading units. The thermal design power (TDP) is 106W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 381 points. Launch price was $129.
Graphics Performance
The GeForce GT 420M scores 392 and the GeForce GTS 350M reaches 381 in the G3D Mark benchmark — just a 2.9% difference, making them near-identical in rasterization performance. The GeForce GT 420M is built on Kepler while the GeForce GTS 350M uses Fermi, both on 28 nm vs 40 nm. Shader units: 384 (GeForce GT 420M) vs 192 (GeForce GTS 350M). Raw compute: 0.48 TFLOPS (GeForce GT 420M) vs 0.6013 TFLOPS (GeForce GTS 350M).
| Feature | GeForce GT 420M | GeForce GTS 350M |
|---|---|---|
| G3D Mark Score | 392+3% | 381 |
| Architecture | Kepler | Fermi |
| Process Node | 28 nm | 40 nm |
| Shading Units | 384+100% | 192 |
| Compute (TFLOPS) | 0.48 TFLOPS | 0.6013 TFLOPS+25% |
| ROPs | 16 | 16 |
| TMUs | 32 | 32 |
| L1 Cache | 32 KB | 256 KB+700% |
| L2 Cache | 256 KB | 256 KB |
Advanced Features (DLSS/FSR)
| Feature | GeForce GT 420M | GeForce GTS 350M |
|---|---|---|
| Upscaling Tech | Upscaling support | Upscaling support |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | NVIDIA Reflex | NVIDIA Reflex |
Video Memory (VRAM)
The GeForce GT 420M has 512 MB of VRAM, while the GeForce GTS 350M carries 1 GB. GeForce GTS 350M gives you 100% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is 128-bit on the GeForce GT 420M and 128-bit on the GeForce GTS 350M.
| Feature | GeForce GT 420M | GeForce GTS 350M |
|---|---|---|
| VRAM Capacity | 0.5 GB | 1 GB+100% |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 256 KB | 256 KB |
Display & API Support
DirectX support: 11.0 (GeForce GT 420M) vs 11.1 (10_1) (GeForce GTS 350M). OpenGL: 4.0 vs 2.1. Maximum simultaneous displays: 1 vs 2.
| Feature | GeForce GT 420M | GeForce GTS 350M |
|---|---|---|
| DirectX | 11.0 | 11.1 (10_1) |
| OpenGL | 4.0+90% | 2.1 |
| Max Displays | 1 | 2+100% |
Media & Encoding
Hardware encoder: No (GeForce GT 420M) vs PureVideo HD VP4 (GeForce GTS 350M). Decoder: PureVideo HD VP4 vs PureVideo HD VP4. Supported codecs: MPEG-2,H.264,VC-1,MPEG-4 ASP (GeForce GT 420M) vs H.264,VC-1,MPEG-4 ASP (GeForce GTS 350M).
| Feature | GeForce GT 420M | GeForce GTS 350M |
|---|---|---|
| Encoder | No | PureVideo HD VP4 |
| Decoder | PureVideo HD VP4 | PureVideo HD VP4 |
| Codecs | MPEG-2,H.264,VC-1,MPEG-4 ASP | H.264,VC-1,MPEG-4 ASP |
Power & Dimensions
The GeForce GT 420M draws 32W versus the GeForce GTS 350M's 106W — a 107.2% difference. The GeForce GT 420M is more power-efficient. Recommended PSU: 350W (GeForce GT 420M) vs 350W (GeForce GTS 350M). Power connectors: PCIe-powered vs Legacy. Typical load temperature: 75°C vs 85°C.
| Feature | GeForce GT 420M | GeForce GTS 350M |
|---|---|---|
| TDP | 32W-70% | 106W |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | Legacy |
| Length | 0mm | — |
| Height | 0mm | — |
| Slots | 0 | 0 |
| Temp (Load) | 75°C-12% | 85°C |
| Perf/Watt | 12.3+242% | 3.6 |
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