CPU
GPU
Radeon HD 6450
Popular choices:
GeForce 6800 GS
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 Radeon HD 6450 is positioned at rank 270 and the GeForce 6800 GS is on rank 712, 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 Radeon HD 6450
Performance Per Dollar GeForce 6800 GS
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 | Radeon HD 6450 | GeForce 6800 GS |
|---|---|---|
| Performance | ✅Leading raw performance (+3.1%) | ❌Lower raw frame rates (-3.1%) |
| Longevity | 🛑Obsolete Architecture (2010 / TeraScale 3 (2010−2013)) | 🛑Obsolete Architecture (2008 / G9x (2007−2010)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+100%) | ❌ Less VRAM capacity |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| 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 | Radeon HD 6450 | GeForce 6800 GS |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+33.3%) |
| Upfront Cost | ⚠️Higher upfront cost ($55) | ✅More affordable ($40) |
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.
Technical Specifications
Side-by-side comparison of Radeon HD 6450 and GeForce 6800 GS
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.
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.
Graphics Performance
The Radeon HD 6450 scores 198 and the GeForce 6800 GS reaches 192 in the G3D Mark benchmark — just a 3.1% difference, making them near-identical in rasterization performance. The Radeon HD 6450 is built on TeraScale 3 while the GeForce 6800 GS uses G9x, both on 40 nm vs 65 nm. Shader units: 1,408 (Radeon HD 6450) vs 224 (GeForce 6800 GS).
| Feature | Radeon HD 6450 | GeForce 6800 GS |
|---|---|---|
| G3D Mark Score | 198+3% | 192 |
| Architecture | TeraScale 3 | G9x |
| Process Node | 40 nm | 65 nm |
| Shading Units | 1408+529% | 224 |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 6450 | GeForce 6800 GS |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 1.0 (Software) |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | Standard |
Video Memory (VRAM)
The Radeon HD 6450 comes with 512 MB of VRAM, while the GeForce 6800 GS has 256 MB. The Radeon HD 6450 offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 64-bit.
| Feature | Radeon HD 6450 | GeForce 6800 GS |
|---|---|---|
| VRAM Capacity | 0.5 GB+100% | 0.25 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit+100% | 64-bit |
Display & API Support
DirectX support: 11.2 (Radeon HD 6450) vs 9.0c (GeForce 6800 GS). OpenGL: 4.4 vs 2.1. Maximum simultaneous displays: 2 vs 2.
| Feature | Radeon HD 6450 | GeForce 6800 GS |
|---|---|---|
| DirectX | 11.2+24% | 9.0c |
| OpenGL | 4.4+110% | 2.1 |
| Max Displays | 2 | 2 |
Media & Encoding
Hardware encoder: UVD 3.1 (Radeon HD 6450) vs No (GeForce 6800 GS). Decoder: UVD 3.1 vs PureVideo. Supported codecs: H.264,MPEG-2,VC-1 (Radeon HD 6450) vs MPEG-2 (GeForce 6800 GS).
| Feature | Radeon HD 6450 | GeForce 6800 GS |
|---|---|---|
| Encoder | UVD 3.1 | No |
| Decoder | UVD 3.1 | PureVideo |
| Codecs | H.264,MPEG-2,VC-1 | MPEG-2 |
Power & Dimensions
The Radeon HD 6450 draws 200W versus the GeForce 6800 GS's 150W — a 28.6% difference. The GeForce 6800 GS is more power-efficient. Recommended PSU: 350W (Radeon HD 6450) vs 350W (GeForce 6800 GS). Power connectors: 1x 6-pin vs Legacy. Card length: 168mm vs 216mm, occupying 1 vs 1 slots. Typical load temperature: 70°C vs 85°C.
| Feature | Radeon HD 6450 | GeForce 6800 GS |
|---|---|---|
| TDP | 200W | 150W-25% |
| Recommended PSU | 350W | 350W |
| Power Connector | 1x 6-pin | Legacy |
| Length | 168mm | 216mm |
| Height | 69mm | 111mm |
| Slots | 1 | 1 |
| Temp (Load) | 70°C-18% | 85°C |
| Perf/Watt | 1.0 | 1.3+30% |
Value Analysis
The Radeon HD 6450 launched at $55 MSRP and currently averages $55, while the GeForce 6800 GS launched at $249 and now averages $40. The GeForce 6800 GS costs 27.3% less ($15 savings) at current market prices. Performance per dollar (G3D Mark / price): 3.6 (Radeon HD 6450) vs 4.8 (GeForce 6800 GS) — the GeForce 6800 GS offers 33.3% better value. The Radeon HD 6450 is the newer GPU (2010 vs 2008).
| Feature | Radeon HD 6450 | GeForce 6800 GS |
|---|---|---|
| MSRP | $55-78% | $249 |
| Avg Price (30d) | $55 | $40-27% |
| Performance per Dollar | 3.6 | 4.8+33% |
| Codename | Cayman | NB9E-GTX |
| Release | December 14 2010 | July 15 2008 |
| Ranking | #623 | #825 |
Top Performing GPUs
The most powerful gpus ranked by G3D Mark benchmark scores.
You May Also Compare
Similar GPU comparisons based on Radeon HD 6450 and GeForce 6800 GS
