
GeForce GT 550M

Radeon HD 3870
GeForce GT 550M vs Radeon HD 3870 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 550M vs Radeon HD 3870 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 550M vs Radeon HD 3870: 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 550M
2013Why buy it
- ✅Draws 50W instead of 200W, a 150W reduction.
- ✅More future proof: Kepler (2012−2018) on 28nm with a newer platform for upcoming games.
Trade-offs
- ❌Lower average FPS than Radeon HD 3870 across 50 tracked games in our benchmark data.
- ❌2013 hardware with 1 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 2.5 G3D/$ (Unknown MSRP vs $219 MSRP).
Radeon HD 3870
2012Why buy it
- ✅69.1% more average FPS across 50 tracked games in our benchmark data.
- ✅Delivers 100+% more G3D Mark for each dollar spent, at 2.5 vs 0 G3D/$ ($219 MSRP vs Unknown MSRP).
Trade-offs
- ❌2012 hardware with 1 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌300% higher power demand at 200W vs 50W.
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GeForce GT 550M vs Radeon HD 3870 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

GeForce GT 550M
The GeForce GT 550M is manufactured by NVIDIA. It was released in June 25 2013. It features the Kepler architecture. The core clock speed is 980 MHz. It has 384 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 561 points.

Radeon HD 3870
The Radeon HD 3870 is manufactured by AMD. It was released in March 5 2012. It features the GCN 1.0 architecture. The core clock speed is 1000 MHz. It has 1280 shading units. The thermal design power (TDP) is 200W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 552 points. Launch price was $349.
Graphics Performance
The GeForce GT 550M scores 561 and the Radeon HD 3870 reaches 552 in the G3D Mark benchmark — just a 1.6% difference, making them near-identical in rasterization performance. The GeForce GT 550M is built on Kepler while the Radeon HD 3870 uses GCN 1.0, both on a 28 nm process. Shader units: 384 (GeForce GT 550M) vs 1,280 (Radeon HD 3870). Raw compute: 0.7526 TFLOPS (GeForce GT 550M) vs 2.56 TFLOPS (Radeon HD 3870).
| Feature | GeForce GT 550M | Radeon HD 3870 |
|---|---|---|
| G3D Mark Score | 561+2% | 552 |
| Architecture | Kepler | GCN 1.0 |
| Process Node | 28 nm | 28 nm |
| Shading Units | 384 | 1280+233% |
| Compute (TFLOPS) | 0.7526 TFLOPS | 2.56 TFLOPS+240% |
| ROPs | 16 | 32+100% |
| TMUs | 32 | 80+150% |
| L1 Cache | 32 KB | 320 KB+900% |
| L2 Cache | 256 KB | 512 KB+100% |
Advanced Features (DLSS/FSR)
The GeForce GT 550M gets NVIDIA DLSS, which still tends to look cleaner in motion. The Radeon HD 3870 leans on FSR, which is flexible and widely supported, but usually a bit rougher at the same settings.
| Feature | GeForce GT 550M | Radeon HD 3870 |
|---|---|---|
| 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)
Both cards ship with 1 GB of GDDR5. Memory bus width is 128-bit on the GeForce GT 550M and 128-bit on the Radeon HD 3870. L2 Cache: 256 KB (GeForce GT 550M) vs 512 KB (Radeon HD 3870) — the Radeon HD 3870 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce GT 550M | Radeon HD 3870 |
|---|---|---|
| VRAM Capacity | 1 GB | 1 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 256 KB | 512 KB+100% |
Media & Encoding
Supported codecs: MPEG-2,H.264,VC-1,MPEG-4 ASP (GeForce GT 550M) vs H.264 (Radeon HD 3870).
| Feature | GeForce GT 550M | Radeon HD 3870 |
|---|---|---|
| Encoder | No | — |
| Decoder | PureVideo HD VP4 | — |
| Codecs | MPEG-2,H.264,VC-1,MPEG-4 ASP | H.264 |
Power & Dimensions
The GeForce GT 550M draws 50W versus the Radeon HD 3870's 200W — a 120% difference. The GeForce GT 550M is more power-efficient. Recommended PSU: 350W (GeForce GT 550M) vs 300W (Radeon HD 3870). Power connectors: PCIe-powered vs 1x 6-pin.
| Feature | GeForce GT 550M | Radeon HD 3870 |
|---|---|---|
| TDP | 50W-75% | 200W |
| Recommended PSU | 350W | 300W-14% |
| Power Connector | PCIe-powered | 1x 6-pin |
| Length | 0mm | — |
| Height | 0mm | — |
| Slots | 0 | — |
| Temp (Load) | 85°C | — |
| Perf/Watt | 11.2+300% | 2.8 |
Value Analysis
The newer card here is GeForce GT 550M (2013 vs 2012).
| Feature | GeForce GT 550M | Radeon HD 3870 |
|---|---|---|
| MSRP | — | $219 |
| Codename | GK107 | Pitcairn |
| Release | June 25 2013 | March 5 2012 |
| Ranking | #726 | #460 |
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