Radeon Steam Deck 8CU vs GeForce RTX 3070
Radeon Steam Deck 8CU
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GeForce RTX 3070
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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
Performance Per Dollar GeForce RTX 3070
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce RTX 3070 is the superior choice for raw performance. It leads with a 639.1% higher G3D Mark score and 300% more VRAM (8 GB vs 2 GB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon Steam Deck 8CU.
| Insight | Radeon Steam Deck 8CU | GeForce RTX 3070 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-639.1%) | ✅Leading raw performance (+639.1%) |
| Longevity | RDNA 2 (2022−2023) (6nm) | 🔮Strong Longevity (Ampere (2020−2025) / 8nm) |
| Ecosystem | Supports FSR Upscaling | ✨ DLSS 2 Upscaling |
| VRAM | ❌ Less VRAM capacity | 🎮 High Capacity (8 GB) |
| Efficiency | Normal Efficiency | Normal Efficiency |
| Case Fit | 📏 Compact / SFF Friendly | 📏 Compact / SFF Friendly |
💎 Value Proposition
While current pricing data is unavailable, the GeForce RTX 3070 remains the clear technical winner. Check real-time availability to determine if the performance gap justifies the market price.
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 Steam Deck 8CU and GeForce RTX 3070
Radeon Steam Deck 8CU
The Radeon Steam Deck 8CU is manufactured by AMD. It was released in November 9 2023. It features the RDNA 2 architecture. The boost clock speed is 1900 MHz. It has 512 shading units. The thermal design power (TDP) is 30W. Manufactured using 6 nm process technology. G3D Mark benchmark score: 3,000 points.
GeForce RTX 3070
The GeForce RTX 3070 is manufactured by NVIDIA. It was released in September 1 2020. It features the Ampere architecture. The core clock ranges from 1500 MHz to 1725 MHz. It has 5888 shading units. The thermal design power (TDP) is 220W. Manufactured using 8 nm process technology. It features 46 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 22,172 points. Launch price was $499.
Graphics Performance
In G3D Mark, the Radeon Steam Deck 8CU scores 3,000 versus the GeForce RTX 3070's 22,172 — the GeForce RTX 3070 leads by 639.1%. The Radeon Steam Deck 8CU is built on RDNA 2 while the GeForce RTX 3070 uses Ampere, both on 6 nm vs 8 nm. Shader units: 512 (Radeon Steam Deck 8CU) vs 5,888 (GeForce RTX 3070). Boost clocks: 1900 MHz vs 1725 MHz.
| Feature | Radeon Steam Deck 8CU | GeForce RTX 3070 |
|---|---|---|
| G3D Mark Score | 3,000 | 22,172+639% |
| Architecture | RDNA 2 | Ampere |
| Process Node | 6 nm | 8 nm |
| Shading Units | 512 | 5888+1050% |
| Boost Clock | 1900 MHz+10% | 1725 MHz |
| L1 Cache | 0.5 MB | 5.8 MB+1060% |
| L2 Cache | 1 MB | 4 MB+300% |
Advanced Features (DLSS/FSR)
| Feature | Radeon Steam Deck 8CU | GeForce RTX 3070 |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | DLSS 2.0 |
| Frame Generation | Not Supported | FSR 3 / AFMF (Compatible) |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | NVIDIA Reflex |
Video Memory (VRAM)
The Radeon Steam Deck 8CU comes with 2 GB of VRAM, while the GeForce RTX 3070 has 8 GB. The GeForce RTX 3070 offers 300% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 64-bit vs 256-bit. L2 Cache: 1 MB (Radeon Steam Deck 8CU) vs 4 MB (GeForce RTX 3070) — the GeForce RTX 3070 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon Steam Deck 8CU | GeForce RTX 3070 |
|---|---|---|
| VRAM Capacity | 2 GB | 8 GB+300% |
| Memory Type | GDDR5 | GDDR6 |
| Bus Width | 64-bit | 256-bit+300% |
| L2 Cache | 1 MB | 4 MB+300% |
Display & API Support
DirectX support: 12_0 (Radeon Steam Deck 8CU) vs 12 Ultimate (GeForce RTX 3070). Maximum simultaneous displays: 0 vs 4.
| Feature | Radeon Steam Deck 8CU | GeForce RTX 3070 |
|---|---|---|
| DirectX | 12_0 | 12 Ultimate |
| Max Displays | 0 | 4 |
Media & Encoding
Hardware encoder: VCN 3.0 (Radeon Steam Deck 8CU) vs NVENC 7th gen (GeForce RTX 3070). Decoder: VCN 3.0 vs NVDEC 5th gen.
| Feature | Radeon Steam Deck 8CU | GeForce RTX 3070 |
|---|---|---|
| Encoder | VCN 3.0 | NVENC 7th gen |
| Decoder | VCN 3.0 | NVDEC 5th gen |
| Codecs | — | H.264,H.265/HEVC,AV1,VP9 |
Power & Dimensions
The Radeon Steam Deck 8CU draws 30W versus the GeForce RTX 3070's 220W — a 152% difference. The Radeon Steam Deck 8CU is more power-efficient. Recommended PSU: 350W (Radeon Steam Deck 8CU) vs 650W (GeForce RTX 3070). Power connectors: PCIe-powered vs 8-pin. Card length: 1mm vs 242mm, occupying 0 vs 2 slots.
| Feature | Radeon Steam Deck 8CU | GeForce RTX 3070 |
|---|---|---|
| TDP | 30W-86% | 220W |
| Recommended PSU | 350W-46% | 650W |
| Power Connector | PCIe-powered | 8-pin |
| Length | 1mm | 242mm |
| Height | — | 112mm |
| Slots | 0-100% | 2 |
| Temp (Load) | — | 75°C |
| Perf/Watt | 100.0 | 100.8 |
Value Analysis
The Radeon Steam Deck 8CU launched at $0 MSRP and currently averages $0, while the GeForce RTX 3070 launched at $499 and now averages $200. The Radeon Steam Deck 8CU costs 100+% less ($200 savings) at current market prices. Performance per dollar (G3D Mark / price): Infinity (Radeon Steam Deck 8CU) vs 110.9 (GeForce RTX 3070) — the Radeon Steam Deck 8CU offers Infinity% better value. The Radeon Steam Deck 8CU is the newer GPU (2023 vs 2020).
| Feature | Radeon Steam Deck 8CU | GeForce RTX 3070 |
|---|---|---|
| MSRP | $0-100% | $499 |
| Avg Price (30d) | $0-100% | $200 |
| Performance per Dollar | Infinity | 110.9 |
| Codename | RDNA 2 Sephiroth | GA104 |
| Release | November 9 2023 | September 1 2020 |
| Ranking | #480 | #63 |
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