
RADEON X700 PRO
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GeForce 8400
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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 RADEON X700 PRO is positioned at rank 358 and the GeForce 8400 is on rank 657, so the RADEON X700 PRO offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar RADEON X700 PRO
Performance Per Dollar GeForce 8400
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The RADEON X700 PRO is significantly newer (2023 vs 2014). The RADEON X700 PRO likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The GeForce 8400 lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The GeForce 8400 is the superior choice for raw performance. It leads with a 6.6% 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 RADEON X700 PRO.
| Insight | RADEON X700 PRO | GeForce 8400 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-6.6%) | ✅Leading raw performance (+6.6%) |
| Longevity | RDNA 3.0 (2022−2026) (5nm) | 🛑Obsolete Architecture (2014 / Maxwell (2014−2017)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+100%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | 📏 Compact / SFF Friendly | 📏 Compact / SFF Friendly |
💎 Value Proposition
The GeForce 8400 offers a compelling cost-to-performance ratio. Priced at $5 versus $30 for the RADEON X700 PRO, it costs 83% less. While it maintains basic entry-level capabilities, this results in a 539.5% higher cost efficiency score.
| Insight | RADEON X700 PRO | GeForce 8400 |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+539.5%) |
| Upfront Cost | ⚠️Higher upfront cost ($30) | ✅More affordable ($5) |
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 X700 PRO and GeForce 8400

RADEON X700 PRO
The RADEON X700 PRO is manufactured by AMD. It was released in July 27 2023. It features the RDNA 3.0 architecture. The core clock ranges from 1287 MHz to 2245 MHz. It has 5120 shading units. The thermal design power (TDP) is 260W. Manufactured using 5 nm process technology. It features 80 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 76 points. Launch price was $549.

GeForce 8400
The GeForce 8400 is manufactured by NVIDIA. It was released in March 17 2014. It features the Maxwell architecture. The core clock ranges from 1029 MHz to 1124 MHz. It has 384 shading units. The thermal design power (TDP) is 33W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 81 points.
Graphics Performance
In G3D Mark, the RADEON X700 PRO scores 76 versus the GeForce 8400's 81 — the GeForce 8400 leads by 6.6%. The RADEON X700 PRO is built on RDNA 3.0 while the GeForce 8400 uses Maxwell, both on 5 nm vs 28 nm. Shader units: 5,120 (RADEON X700 PRO) vs 384 (GeForce 8400). Raw compute: 45.98 TFLOPS (RADEON X700 PRO) vs 0.8632 TFLOPS (GeForce 8400). Boost clocks: 2245 MHz vs 1124 MHz.
| Feature | RADEON X700 PRO | GeForce 8400 |
|---|---|---|
| G3D Mark Score | 76 | 81+7% |
| Architecture | RDNA 3.0 | Maxwell |
| Process Node | 5 nm | 28 nm |
| Shading Units | 5120+1233% | 384 |
| Compute (TFLOPS) | 45.98 TFLOPS+5227% | 0.8632 TFLOPS |
| Boost Clock | 2245 MHz+100% | 1124 MHz |
| ROPs | 160+1900% | 8 |
| TMUs | 320+1900% | 16 |
| L1 Cache | 2.5 MB+1216% | 0.19 MB |
| L2 Cache | 6 MB+500% | 1 MB |
Advanced Features (DLSS/FSR)
| Feature | RADEON X700 PRO | GeForce 8400 |
|---|---|---|
| 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 X700 PRO comes with 256 MB of VRAM, while the GeForce 8400 has 512 MB. The GeForce 8400 offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 64-bit vs 128-bit. L2 Cache: 6 MB (RADEON X700 PRO) vs 1 MB (GeForce 8400) — the RADEON X700 PRO has significantly larger on-die cache to reduce VRAM reliance.
| Feature | RADEON X700 PRO | GeForce 8400 |
|---|---|---|
| VRAM Capacity | 0.25 GB | 0.5 GB+100% |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 64-bit | 128-bit+100% |
| L2 Cache | 6 MB+500% | 1 MB |
Display & API Support
DirectX support: 9_0b (RADEON X700 PRO) vs 10.0 (GeForce 8400). Maximum simultaneous displays: 2 vs 2.
| Feature | RADEON X700 PRO | GeForce 8400 |
|---|---|---|
| DirectX | 9_0b | 10.0+11% |
| Max Displays | 2 | 2 |
Power & Dimensions
The RADEON X700 PRO draws 260W versus the GeForce 8400's 33W — a 154.9% difference. The GeForce 8400 is more power-efficient. Recommended PSU: 350W (RADEON X700 PRO) vs 350W (GeForce 8400). Power connectors: Legacy vs Legacy. Card length: 170mm vs 170mm, occupying 1 vs 1 slots.
| Feature | RADEON X700 PRO | GeForce 8400 |
|---|---|---|
| TDP | 260W | 33W-87% |
| Recommended PSU | 350W | 350W |
| Power Connector | Legacy | Legacy |
| Length | 170mm | 170mm |
| Height | — | 106mm |
| Slots | 1 | 1 |
| Temp (Load) | — | 65°C |
| Perf/Watt | 0.3 | 2.5+733% |
Value Analysis
The RADEON X700 PRO launched at $179 MSRP and currently averages $30, while the GeForce 8400 launched at $45 and now averages $5. The GeForce 8400 costs 83.3% less ($25 savings) at current market prices. Performance per dollar (G3D Mark / price): 2.5 (RADEON X700 PRO) vs 16.2 (GeForce 8400) — the GeForce 8400 offers 548% better value. The RADEON X700 PRO is the newer GPU (2023 vs 2014).
| Feature | RADEON X700 PRO | GeForce 8400 |
|---|---|---|
| MSRP | $179 | $45-75% |
| Avg Price (30d) | $30 | $5-83% |
| Performance per Dollar | 2.5 | 16.2+548% |
| Codename | Navi 31 | GM108 |
| Release | July 27 2023 | March 17 2014 |
| Ranking | #29 | #850 |
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