GeForce 7800 GTX vs Radeon HD 7400G
GeForce 7800 GTX
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Radeon HD 7400G
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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 7800 GTX is positioned at rank 722 and the Radeon HD 7400G is on rank 219, so the Radeon HD 7400G offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GeForce 7800 GTX
Performance Per Dollar Radeon HD 7400G
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The Radeon HD 7400G is significantly newer (2025 vs 2008). The Radeon HD 7400G likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The GeForce 7800 GTX lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The GeForce 7800 GTX is the superior choice for raw performance. It leads with a 0.4% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon HD 7400G.
| Insight | GeForce 7800 GTX | Radeon HD 7400G |
|---|---|---|
| Performance | ✅Leading raw performance (+0.4%) | ❌Lower raw frame rates (-0.4%) |
| Longevity | 🛑Obsolete Architecture (2008 / G9x (2007−2010)) | RDNA 3.0 (2022−2026) (6nm) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | 📏 Compact / SFF Friendly | — |
💎 Value Proposition
The Radeon HD 7400G offers a compelling cost-to-performance ratio. Priced at $15 versus $40 for the GeForce 7800 GTX, it costs 63% less. While it maintains basic entry-level capabilities, this results in a 165.7% higher cost efficiency score.
| Insight | GeForce 7800 GTX | Radeon HD 7400G |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+165.7%) |
| Upfront Cost | ⚠️Higher upfront cost ($40) | ✅More affordable ($15) |
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 GeForce 7800 GTX and Radeon HD 7400G
GeForce 7800 GTX
The GeForce 7800 GTX 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: 268 points.
Radeon HD 7400G
The Radeon HD 7400G is manufactured by AMD. It was released in August 8 2025. It features the RDNA 3.0 architecture. The core clock ranges from 1452 MHz to 2300 MHz. It has 1792 shading units. The thermal design power (TDP) is 43W. Manufactured using 6 nm process technology. It features 28 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 267 points.
Graphics Performance
The GeForce 7800 GTX scores 268 and the Radeon HD 7400G reaches 267 in the G3D Mark benchmark — just a 0.4% difference, making them near-identical in rasterization performance. The GeForce 7800 GTX is built on G9x while the Radeon HD 7400G uses RDNA 3.0, both on 65 nm vs 6 nm. Shader units: 224 (GeForce 7800 GTX) vs 1,792 (Radeon HD 7400G).
| Feature | GeForce 7800 GTX | Radeon HD 7400G |
|---|---|---|
| G3D Mark Score | 268 | 267 |
| Architecture | G9x | RDNA 3.0 |
| Process Node | 65 nm | 6 nm |
| Shading Units | 224 | 1792+700% |
Advanced Features (DLSS/FSR)
| Feature | GeForce 7800 GTX | Radeon HD 7400G |
|---|---|---|
| Upscaling Tech | FSR 2.1 (Compatible) | FSR 1.0 (Software) |
| Frame Generation | FSR 3 (Compatible) | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | Standard | AMD Anti-Lag |
Video Memory (VRAM)
Both cards feature 512 MB of GDDR5. Bus width: 64-bit vs 128-bit.
| Feature | GeForce 7800 GTX | Radeon HD 7400G |
|---|---|---|
| VRAM Capacity | 0.5 GB | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 64-bit | 128-bit+100% |
Display & API Support
DirectX support: 9.0c (GeForce 7800 GTX) vs 11.2 (11_0) (Radeon HD 7400G). Vulkan: None vs N/A. OpenGL: 2.1 vs 4.4. Maximum simultaneous displays: 2 vs 2.
| Feature | GeForce 7800 GTX | Radeon HD 7400G |
|---|---|---|
| DirectX | 9.0c | 11.2 (11_0)+24% |
| Vulkan | None | N/A |
| OpenGL | 2.1 | 4.4+110% |
| Max Displays | 2 | 2 |
Media & Encoding
Hardware encoder: No (GeForce 7800 GTX) vs None (Radeon HD 7400G). Decoder: PureVideo vs UVD 3.0. Supported codecs: MPEG-2 (GeForce 7800 GTX) vs H.264,VC-1,MPEG-2,MPEG-4,MVC (Radeon HD 7400G).
| Feature | GeForce 7800 GTX | Radeon HD 7400G |
|---|---|---|
| Encoder | No | None |
| Decoder | PureVideo | UVD 3.0 |
| Codecs | MPEG-2 | H.264,VC-1,MPEG-2,MPEG-4,MVC |
Power & Dimensions
The GeForce 7800 GTX draws 150W versus the Radeon HD 7400G's 43W — a 110.9% difference. The Radeon HD 7400G is more power-efficient. Recommended PSU: 350W (GeForce 7800 GTX) vs 350W (Radeon HD 7400G). Power connectors: PCIe-powered vs 1x 6-pin. Card length: 228mm vs 0mm, occupying 1 vs 0 slots. Typical load temperature: 85°C vs 75.
| Feature | GeForce 7800 GTX | Radeon HD 7400G |
|---|---|---|
| TDP | 150W | 43W-71% |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | 1x 6-pin |
| Length | 228mm | 0mm |
| Height | 111mm | 0mm |
| Slots | 1 | 0-100% |
| Temp (Load) | 85°C | 75-12% |
| Perf/Watt | 1.8 | 6.2+244% |
Value Analysis
The GeForce 7800 GTX launched at $599 MSRP and currently averages $40, while the Radeon HD 7400G launched at $50 and now averages $15. The Radeon HD 7400G costs 62.5% less ($25 savings) at current market prices. Performance per dollar (G3D Mark / price): 6.7 (GeForce 7800 GTX) vs 17.8 (Radeon HD 7400G) — the Radeon HD 7400G offers 165.7% better value. The Radeon HD 7400G is the newer GPU (2025 vs 2008).
| Feature | GeForce 7800 GTX | Radeon HD 7400G |
|---|---|---|
| MSRP | $599 | $50-92% |
| Avg Price (30d) | $40 | $15-63% |
| Performance per Dollar | 6.7 | 17.8+166% |
| Codename | NB9E-GTX | Navi 33 |
| Release | July 15 2008 | August 8 2025 |
| Ranking | #825 | #229 |
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