GeForce 6800 GS vs Radeon HD 6450
GeForce 6800 GS
Popular choices:
Radeon HD 6450
Popular choices:
Performance Spectrum - GPU
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.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (G3D Mark) per dollar. Components placed above yours deliver better value for money. The GeForce 6800 GS is positioned at rank 712 and the Radeon HD 6450 is on rank 270, so the Radeon HD 6450 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GeForce 6800 GS
Performance Per Dollar Radeon HD 6450
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD 6450 is the superior choice for raw performance. It leads with a 3.1% higher G3D Mark score and 100% more VRAM (512 MB vs 256 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the GeForce 6800 GS.
| Insight | GeForce 6800 GS | Radeon HD 6450 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-3.1%) | ✅Leading raw performance (+3.1%) |
| Longevity | 🛑Obsolete Architecture (2008 / G9x (2007−2010)) | 🛑Obsolete Architecture (2010 / TeraScale 3 (2010−2013)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+100%) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | 📏 Compact / SFF Friendly | 📏 Compact / SFF Friendly |
💎 Value Proposition
The GeForce 6800 GS offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the GeForce 6800 GS holds the technical lead. Priced at $40 (vs $55), it costs 27% less, resulting in a 33.3% higher cost efficiency score.
| Insight | GeForce 6800 GS | Radeon HD 6450 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+33.3%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($40) | ⚠️Higher upfront cost ($55) |
Performance Check
Real-world benchmarks and performance projections based on comprehensive hardware analysis and comparative metrics. Values represent expected performance on High/Ultra settings at 1080p, 1440p, and 4K. Modeled using a Ryzen 7 7800X3D reference profile to minimize specific CPU bottlenecks.
Note: Performance behavior can vary per game. Specific architectures may perform better or worse depending on game engine optimizations and API implementation.
Path of Exile 2
League of Legends
Valorant
Technical Specifications
Side-by-side comparison of GeForce 6800 GS and Radeon HD 6450
GeForce 6800 GS
The GeForce 6800 GS is manufactured by NVIDIA. It was released in July 15 2008. It features the G9x architecture. The core clock speed is 500 MHz. It has 224 shading units. The thermal design power (TDP) is 150W. Manufactured using 65 nm process technology. G3D Mark benchmark score: 192 points.
Radeon HD 6450
The Radeon HD 6450 is manufactured by AMD. It was released in December 14 2010. It features the TeraScale 3 architecture. The boost clock speed is 800 MHz. It has 1408 shading units. The thermal design power (TDP) is 200W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 198 points. Launch price was $299.
Graphics Performance
The GeForce 6800 GS scores 192 and the Radeon HD 6450 reaches 198 in the G3D Mark benchmark — just a 3.1% difference, making them near-identical in rasterization performance. The GeForce 6800 GS is built on G9x while the Radeon HD 6450 uses TeraScale 3, both on 65 nm vs 40 nm. Shader units: 224 (GeForce 6800 GS) vs 1,408 (Radeon HD 6450).
| Feature | GeForce 6800 GS | Radeon HD 6450 |
|---|---|---|
| G3D Mark Score | 192 | 198+3% |
| Architecture | G9x | TeraScale 3 |
| Process Node | 65 nm | 40 nm |
| Shading Units | 224 | 1408+529% |
Advanced Features (DLSS/FSR)
| Feature | GeForce 6800 GS | Radeon HD 6450 |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 1.0 (Software) |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | Standard | AMD Anti-Lag |
Video Memory (VRAM)
The GeForce 6800 GS comes with 256 MB of VRAM, while the Radeon HD 6450 has 512 MB. The Radeon HD 6450 offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 64-bit vs 128-bit.
| Feature | GeForce 6800 GS | Radeon HD 6450 |
|---|---|---|
| VRAM Capacity | 0.25 GB | 0.5 GB+100% |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 64-bit | 128-bit+100% |
Display & API Support
DirectX support: 9.0c (GeForce 6800 GS) vs 11.2 (Radeon HD 6450). OpenGL: 2.1 vs 4.4. Maximum simultaneous displays: 2 vs 2.
| Feature | GeForce 6800 GS | Radeon HD 6450 |
|---|---|---|
| DirectX | 9.0c | 11.2+24% |
| OpenGL | 2.1 | 4.4+110% |
| Max Displays | 2 | 2 |
Media & Encoding
Hardware encoder: No (GeForce 6800 GS) vs UVD 3.1 (Radeon HD 6450). Decoder: PureVideo vs UVD 3.1. Supported codecs: MPEG-2 (GeForce 6800 GS) vs H.264,MPEG-2,VC-1 (Radeon HD 6450).
| Feature | GeForce 6800 GS | Radeon HD 6450 |
|---|---|---|
| Encoder | No | UVD 3.1 |
| Decoder | PureVideo | UVD 3.1 |
| Codecs | MPEG-2 | H.264,MPEG-2,VC-1 |
Power & Dimensions
The GeForce 6800 GS draws 150W versus the Radeon HD 6450's 200W — a 28.6% difference. The GeForce 6800 GS is more power-efficient. Recommended PSU: 350W (GeForce 6800 GS) vs 350W (Radeon HD 6450). Power connectors: Legacy vs 1x 6-pin. Card length: 216mm vs 168mm, occupying 1 vs 1 slots. Typical load temperature: 85°C vs 70°C.
| Feature | GeForce 6800 GS | Radeon HD 6450 |
|---|---|---|
| TDP | 150W-25% | 200W |
| Recommended PSU | 350W | 350W |
| Power Connector | Legacy | 1x 6-pin |
| Length | 216mm | 168mm |
| Height | 111mm | 69mm |
| Slots | 1 | 1 |
| Temp (Load) | 85°C | 70°C-18% |
| Perf/Watt | 1.3+30% | 1.0 |
Value Analysis
The GeForce 6800 GS launched at $249 MSRP and currently averages $40, while the Radeon HD 6450 launched at $55 and now averages $55. The GeForce 6800 GS costs 27.3% less ($15 savings) at current market prices. Performance per dollar (G3D Mark / price): 4.8 (GeForce 6800 GS) vs 3.6 (Radeon HD 6450) — the GeForce 6800 GS offers 33.3% better value. The Radeon HD 6450 is the newer GPU (2010 vs 2008).
| Feature | GeForce 6800 GS | Radeon HD 6450 |
|---|---|---|
| MSRP | $249 | $55-78% |
| Avg Price (30d) | $40-27% | $55 |
| Performance per Dollar | 4.8+33% | 3.6 |
| Codename | NB9E-GTX | Cayman |
| Release | July 15 2008 | December 14 2010 |
| Ranking | #825 | #623 |
Top Performing GPUs
The most powerful gpus ranked by G3D Mark benchmark scores.
You May Also Compare
Similar GPU comparisons based on GeForce 6800 GS and Radeon HD 6450
