Radeon RX 6800 vs RTX A4500
Radeon RX 6800
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RTX A4500
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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.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Radeon RX 6800
Performance Per Dollar RTX A4500
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon RX 6800 is the superior choice for raw performance. It leads with a 4.6% higher G3D Mark score and 700% more VRAM (16 GB vs 2 GB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the RTX A4500.
| Insight | Radeon RX 6800 | RTX A4500 |
|---|---|---|
| Performance | ✅Leading raw performance (+4.6%) | ❌Lower raw frame rates (-4.6%) |
| Longevity | 🔮Strong Longevity (RDNA 2.0 (2020−2025) / 7nm) | 🏆Elite Architecture (Ampere (2020−2025) / 8nm) |
| Ecosystem | Supports FSR Upscaling | ✨ DLSS 3/4 + Frame Gen Support |
| VRAM | 🎮 High Capacity (16 GB) | 🎮 High Capacity (2 GB) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | 📏 Compact / SFF Friendly | Standard Size (267mm) |
💎 Value Proposition
The Radeon RX 6800 offers a compelling cost-to-performance ratio. Priced at $370 versus $800 for the RTX A4500, it costs 54% less. While it maintains competitive performance, this results in a 126.1% higher cost efficiency score.
| Insight | Radeon RX 6800 | RTX A4500 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+126.1%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($370) | ⚠️Higher upfront cost ($800) |
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 RX 6800 and RTX A4500
Radeon RX 6800
The Radeon RX 6800 is manufactured by AMD. It was released in October 28 2020. It features the RDNA 2.0 architecture. The core clock ranges from 1700 MHz to 2105 MHz. It has 3840 shading units. The thermal design power (TDP) is 250W. Manufactured using 7 nm process technology. It features 60 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 22,056 points. Launch price was $579.
RTX A4500
The RTX A4500 is manufactured by NVIDIA. It was released in November 23 2021. It features the Ampere architecture. The core clock ranges from 1050 MHz to 1650 MHz. It has 7168 shading units. The thermal design power (TDP) is 200W. Manufactured using 8 nm process technology. It features 56 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 21,094 points.
Graphics Performance
The Radeon RX 6800 scores 22,056 and the RTX A4500 reaches 21,094 in the G3D Mark benchmark — just a 4.6% difference, making them near-identical in rasterization performance. The Radeon RX 6800 is built on RDNA 2.0 while the RTX A4500 uses Ampere, both on 7 nm vs 8 nm. Shader units: 3,840 (Radeon RX 6800) vs 7,168 (RTX A4500). Raw compute: 16.17 TFLOPS (Radeon RX 6800) vs 23.65 TFLOPS (RTX A4500). Boost clocks: 2105 MHz vs 1650 MHz. Ray tracing: 60 RT cores (Radeon RX 6800) vs 56 (RTX A4500) vs 224.
| Feature | Radeon RX 6800 | RTX A4500 |
|---|---|---|
| G3D Mark Score | 22,056+5% | 21,094 |
| Architecture | RDNA 2.0 | Ampere |
| Process Node | 7 nm | 8 nm |
| Shading Units | 3840 | 7168+87% |
| Compute (TFLOPS) | 16.17 TFLOPS | 23.65 TFLOPS+46% |
| Boost Clock | 2105 MHz+28% | 1650 MHz |
| ROPs | 96 | 96 |
| TMUs | 240+7% | 224 |
| L1 Cache | 0.75 MB | 7 MB+833% |
| L2 Cache | 4 MB | 6 MB+50% |
| Ray Tracing Cores | 60+7% | 56 |
Advanced Features (DLSS/FSR)
A critical advantage for the Radeon RX 6800 is support for FSR 3 / AFMF. This allows it to generate entire frames using AI/Algorithms, essentially doubling the frame rate in CPU-bound scenarios or heavy ray-tracing titles. The RTX A4500 lacks specific hardware/driver support for this native frame generation tier.
| Feature | Radeon RX 6800 | RTX A4500 |
|---|---|---|
| Upscaling Tech | FSR 3 (Native) | FSR 1.0 (Software) |
| Frame Generation | FSR 3 / AFMF (Driver) | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | NVIDIA Reflex |
Video Memory (VRAM)
The Radeon RX 6800 comes with 16 GB of VRAM, while the RTX A4500 has 2 GB. The Radeon RX 6800 offers 700% more capacity, crucial for higher resolutions and texture-heavy games. Memory bandwidth: 512 GB/s (Radeon RX 6800) vs 448 GB/s (RTX A4500) — a 14.3% advantage for the Radeon RX 6800. Bus width: 256-bit vs 192-bit. L2 Cache: 4 MB (Radeon RX 6800) vs 6 MB (RTX A4500) — the RTX A4500 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon RX 6800 | RTX A4500 |
|---|---|---|
| VRAM Capacity | 16 GB+700% | 2 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bandwidth | 512 GB/s+14% | 448 GB/s |
| Bus Width | 256-bit+33% | 192-bit |
| L2 Cache | 4 MB | 6 MB+50% |
Display & API Support
DirectX support: 12.2 (Radeon RX 6800) vs 12.1 (RTX A4500). Vulkan: 1.3 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 4.
| Feature | Radeon RX 6800 | RTX A4500 |
|---|---|---|
| DirectX | 12.2 | 12.1 |
| Vulkan | 1.3 | 1.3 |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4 | 4 |
Media & Encoding
Hardware encoder: VCN 4.0 (Radeon RX 6800) vs 7th Gen NVENC (2x) (RTX A4500). Decoder: VCN 4.0 vs 5th Gen NVDEC. Supported codecs: MPEG-2,H.264,HEVC,VP9,AV1 (Radeon RX 6800) vs MPEG-2,H.264,HEVC,VP9,AV1 (Decode) (RTX A4500).
| Feature | Radeon RX 6800 | RTX A4500 |
|---|---|---|
| Encoder | VCN 4.0 | 7th Gen NVENC (2x) |
| Decoder | VCN 4.0 | 5th Gen NVDEC |
| Codecs | MPEG-2,H.264,HEVC,VP9,AV1 | MPEG-2,H.264,HEVC,VP9,AV1 (Decode) |
Power & Dimensions
The Radeon RX 6800 draws 250W versus the RTX A4500's 200W — a 22.2% difference. The RTX A4500 is more power-efficient. Recommended PSU: 650W (Radeon RX 6800) vs 450W (RTX A4500). Power connectors: 2x 8-pin vs 8-pin. Card length: 240mm vs 267mm, occupying 2 vs 2 slots. Typical load temperature: 75°C vs 80°C.
| Feature | Radeon RX 6800 | RTX A4500 |
|---|---|---|
| TDP | 250W | 200W-20% |
| Recommended PSU | 650W | 450W-31% |
| Power Connector | 2x 8-pin | 8-pin |
| Length | 240mm | 267mm |
| Height | 111mm | 111mm |
| Slots | 2 | 2 |
| Temp (Load) | 75°C-6% | 80°C |
| Perf/Watt | 88.2 | 105.5+20% |
Value Analysis
The Radeon RX 6800 launched at $579 MSRP and currently averages $370, while the RTX A4500 launched at $1699 and now averages $800. The Radeon RX 6800 costs 53.8% less ($430 savings) at current market prices. Performance per dollar (G3D Mark / price): 59.6 (Radeon RX 6800) vs 26.4 (RTX A4500) — the Radeon RX 6800 offers 125.8% better value. The RTX A4500 is the newer GPU (2021 vs 2020).
| Feature | Radeon RX 6800 | RTX A4500 |
|---|---|---|
| MSRP | $579-66% | $1699 |
| Avg Price (30d) | $370-54% | $800 |
| Performance per Dollar | 59.6+126% | 26.4 |
| Codename | Navi 21 | GA102 |
| Release | October 28 2020 | November 23 2021 |
| Ranking | #65 | #68 |
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