GeForce GTX 275 vs Radeon HD 4870 X2 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 275 vs Radeon HD 4870 X2 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 275 vs Radeon HD 4870 X2: 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 275
2009Why buy it
- ✅44.8% more average FPS across 50 tracked games in our benchmark data.
- ✅Costs $301 less on MSRP ($249 MSRP vs $550 MSRP).
- ✅Delivers 127.6% more G3D Mark for each dollar spent, at 5.4 vs 2.4 G3D/$ ($249 MSRP vs $550 MSRP).
- ✅Draws 219W instead of 286W, a 67W reduction.
Trade-offs
- ❌2009 hardware with 896 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
Radeon HD 4870 X2
2008Why buy it
- ✅Competitive enough if your priority is price, power, or specific feature preference.
Trade-offs
- ❌Lower average FPS than GeForce GTX 275 across 50 tracked games in our benchmark data.
- ❌2008 hardware with 1 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌120.9% HIGHER MSRP$550 MSRPvs$249 MSRP
- ❌Lower G3D Mark per dollar, at 2.4 vs 5.4 G3D/$ ($550 MSRP vs $249 MSRP).
- ❌30.6% higher power demand at 286W vs 219W.
Quick Answers
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GeForce GTX 275 vs Radeon HD 4870 X2 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

GeForce GTX 275
The GeForce GTX 275 is manufactured by NVIDIA. It was released in January 15 2009. It features the Tesla 2.0 architecture. The core clock speed is 633 MHz. It has 240 shading units. The thermal design power (TDP) is 219W. Manufactured using 55 nm process technology. G3D Mark benchmark score: 1,349 points. Launch price was $249.

Radeon HD 4870 X2
The Radeon HD 4870 X2 is manufactured by AMD. It was released in August 12 2008. It features the TeraScale architecture. The core clock speed is 700 MHz. It has 800 ×2 shading units. The thermal design power (TDP) is 286W. Manufactured using 55 nm process technology. G3D Mark benchmark score: 1,309 points. Launch price was $550.
Graphics Performance
The GeForce GTX 275 scores 1,349 and the Radeon HD 4870 X2 reaches 1,309 in the G3D Mark benchmark — just a 3.1% difference, making them near-identical in rasterization performance. The GeForce GTX 275 is built on Tesla 2.0 while the Radeon HD 4870 X2 uses TeraScale, both on a 55 nm process. Shader units: 240 (GeForce GTX 275) vs 800 (Radeon HD 4870 X2). Raw compute: 0.6739 TFLOPS (GeForce GTX 275) vs 1.12 TFLOPS ×2 (Radeon HD 4870 X2).
| Feature | GeForce GTX 275 | Radeon HD 4870 X2 |
|---|---|---|
| G3D Mark Score | 1,349+3% | 1,309 |
| Architecture | Tesla 2.0 | TeraScale |
| Process Node | 55 nm | 55 nm |
| Shading Units | 240 | 800 ×2+233% |
| Compute (TFLOPS) | 0.6739 TFLOPS | 1.12 TFLOPS ×2+66% |
| ROPs | 28+75% | 16 ×2 |
| TMUs | 80+100% | 40 ×2 |
| L2 Cache | 224 KB | 256 KB+14% |
Advanced Features (DLSS/FSR)
The GeForce GTX 275 gets NVIDIA DLSS, which still tends to look cleaner in motion. The Radeon HD 4870 X2 leans on FSR, which is flexible and widely supported, but usually a bit rougher at the same settings.
| Feature | GeForce GTX 275 | Radeon HD 4870 X2 |
|---|---|---|
| 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 275 has 896 MB of VRAM, while the Radeon HD 4870 X2 carries 1 GB. Radeon HD 4870 X2 gives you 14.3% 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 GTX 275 and 64-bit on the Radeon HD 4870 X2. L2 Cache: 224 KB (GeForce GTX 275) vs 256 KB (Radeon HD 4870 X2) — the Radeon HD 4870 X2 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce GTX 275 | Radeon HD 4870 X2 |
|---|---|---|
| VRAM Capacity | 0.875 GB | 1 GB+14% |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit+100% | 64-bit |
| L2 Cache | 224 KB | 256 KB+14% |
Display & API Support
DirectX support: 11 (10_0) (GeForce GTX 275) vs 10.1 (Radeon HD 4870 X2). OpenGL: 3.3 vs 3.3. Maximum simultaneous displays: 2 vs 2.
| Feature | GeForce GTX 275 | Radeon HD 4870 X2 |
|---|---|---|
| DirectX | 11 (10_0)+9% | 10.1 |
| OpenGL | 3.3 | 3.3 |
| Max Displays | 2 | 2 |
Media & Encoding
Decoder: PureVideo HD VP2 vs UVD 2. Supported codecs: MPEG-2,VC-1,H.264 (GeForce GTX 275) vs H.264,VC-1,MPEG-4,DivX (Radeon HD 4870 X2).
| Feature | GeForce GTX 275 | Radeon HD 4870 X2 |
|---|---|---|
| Encoder | No | — |
| Decoder | PureVideo HD VP2 | UVD 2 |
| Codecs | MPEG-2,VC-1,H.264 | H.264,VC-1,MPEG-4,DivX |
Power & Dimensions
The GeForce GTX 275 draws 219W versus the Radeon HD 4870 X2's 286W — a 26.5% difference. The GeForce GTX 275 is more power-efficient. Recommended PSU: 550W (GeForce GTX 275) vs 650W (Radeon HD 4870 X2). Power connectors: 2x 6-pin vs 1x 6-pin + 1x 8-pin. Card length: 267mm vs 267mm, occupying 2 vs 2 slots. Typical load temperature: 80°C vs 90°C.
| Feature | GeForce GTX 275 | Radeon HD 4870 X2 |
|---|---|---|
| TDP | 219W-23% | 286W |
| Recommended PSU | 550W-15% | 650W |
| Power Connector | 2x 6-pin | 1x 6-pin + 1x 8-pin |
| Length | 267mm | 267mm |
| Slots | 2 | 2 |
| Temp (Load) | 80°C-11% | 90°C |
| Perf/Watt | 6.2+35% | 4.6 |
Value Analysis
At launch, the GeForce GTX 275 came in at $249, while the Radeon HD 4870 X2 launched at $550. On MSRP, GeForce GTX 275 was 54.7% cheaper ($301 less). Performance per dollar on MSRP (G3D Mark / MSRP): 5.4 (GeForce GTX 275) vs 2.4 (Radeon HD 4870 X2) — the GeForce GTX 275 offers 125% better value. The newer card here is GeForce GTX 275 (2009 vs 2008).
| Feature | GeForce GTX 275 | Radeon HD 4870 X2 |
|---|---|---|
| MSRP | $249-55% | $550 |
| Performance per Dollar | 5.4+125% | 2.4 |
| Codename | GT200B | R700 |
| Release | January 15 2009 | August 12 2008 |
| Ranking | #789 | #796 |
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