GeForce RTX 4070 vs Radeon RX 640
GeForce RTX 4070
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Radeon RX 640
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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 GeForce RTX 4070
Performance Per Dollar Radeon RX 640
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce RTX 4070 is the superior choice for raw performance. It leads with a 1139.4% higher G3D Mark score and 200% more VRAM (12 GB vs 4 GB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon RX 640.
| Insight | GeForce RTX 4070 | Radeon RX 640 |
|---|---|---|
| Performance | ✅Leading raw performance (+1139.4%) | ❌Lower raw frame rates (-1139.4%) |
| Longevity | 🏆Elite Architecture (Ada Lovelace (2022−2024) / 5nm) | GCN 4.0 (2016−2020) (14nm) |
| Ecosystem | ✨ DLSS 3/4 + Frame Gen Support | Supports FSR Upscaling |
| VRAM | 🎮 High Capacity (12 GB) | ❌ Less VRAM capacity |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | Standard Size (304mm) | — |
💎 Value Proposition
The GeForce RTX 4070 offers a compelling cost-to-performance ratio. Although it costs $550 (vs $55), its significant performance lead justifies the premium, offering 23.9% better value per dollar than the Radeon RX 640.
| Insight | GeForce RTX 4070 | Radeon RX 640 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+23.9%) | ❌Lower cost efficiency |
| Upfront Cost | ⚠️Higher upfront cost ($550) | ✅More affordable ($55) |
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 RTX 4070 and Radeon RX 640
GeForce RTX 4070
The GeForce RTX 4070 is manufactured by NVIDIA. It was released in April 12 2023. It features the Ada Lovelace architecture. The core clock ranges from 1920 MHz to 2475 MHz. It has 5888 shading units. The thermal design power (TDP) is 200W. Manufactured using 5 nm process technology. It features 46 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 26,919 points. Launch price was $599.
Radeon RX 640
The Radeon RX 640 is manufactured by AMD. It was released in May 13 2019. It features the GCN 4.0 architecture. The core clock ranges from 1082 MHz to 1218 MHz. It has 640 shading units. The thermal design power (TDP) is 50W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 2,172 points.
Graphics Performance
In G3D Mark, the GeForce RTX 4070 scores 26,919 versus the Radeon RX 640's 2,172 — the GeForce RTX 4070 leads by 1139.4%. The GeForce RTX 4070 is built on Ada Lovelace while the Radeon RX 640 uses GCN 4.0, both on 5 nm vs 14 nm. Shader units: 5,888 (GeForce RTX 4070) vs 640 (Radeon RX 640). Raw compute: 29.15 TFLOPS (GeForce RTX 4070) vs 1.559 TFLOPS (Radeon RX 640). Boost clocks: 2475 MHz vs 1218 MHz.
| Feature | GeForce RTX 4070 | Radeon RX 640 |
|---|---|---|
| G3D Mark Score | 26,919+1139% | 2,172 |
| Architecture | Ada Lovelace | GCN 4.0 |
| Process Node | 5 nm | 14 nm |
| Shading Units | 5888+820% | 640 |
| Compute (TFLOPS) | 29.15 TFLOPS+1770% | 1.559 TFLOPS |
| Boost Clock | 2475 MHz+103% | 1218 MHz |
| ROPs | 64+300% | 16 |
| TMUs | 184+360% | 40 |
| L1 Cache | 5.8 MB+3525% | 0.16 MB |
| L2 Cache | 36 MB+7100% | 0.5 MB |
Advanced Features (DLSS/FSR)
Both GPUs support Frame Generation technologies, but they achieve it differently. The GeForce RTX 4070 uses DLSS 3 (AI-based) which is hardware-accelerated on Tensor Cores, often providing superior image quality. The Radeon RX 640 utilizes FSR 3 & AFMF, which is more open but driver-based. Both can significantly boost FPS in supported titles.The GeForce RTX 4070 gives access to NVIDIA DLSS (Deep Learning Super Sampling), widely regarding as the superior upscaling method for image quality. The Radeon RX 640 relies on FSR (FidelityFX Super Resolution), which is capable but generally slightly noisier than DLSS in motion.
| Feature | GeForce RTX 4070 | Radeon RX 640 |
|---|---|---|
| Upscaling Tech | DLSS 3.5 | FSR 3 (Native) |
| Frame Generation | DLSS 3.0 (Native) | FSR 3 / AFMF (Driver) |
| Ray Reconstruction | Yes (DLSS 3.5) | No |
| Low Latency | NVIDIA Reflex | AMD Anti-Lag |
Video Memory (VRAM)
The GeForce RTX 4070 comes with 12 GB of VRAM, while the Radeon RX 640 has 4 GB. The GeForce RTX 4070 offers 200% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 192-bit vs 128-bit. L2 Cache: 36 MB (GeForce RTX 4070) vs 0.5 MB (Radeon RX 640) — the GeForce RTX 4070 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce RTX 4070 | Radeon RX 640 |
|---|---|---|
| VRAM Capacity | 12 GB+200% | 4 GB |
| Memory Type | GDDR6X | GDDR5 |
| Memory Bandwidth | 504 GB/s | Unknown |
| Bus Width | 192-bit+50% | 128-bit |
| L2 Cache | 36 MB+7100% | 0.5 MB |
Display & API Support
DirectX support: 12.2 (GeForce RTX 4070) vs 12 (FL 12_0) (Radeon RX 640). Vulkan: 1.3 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 6.
| Feature | GeForce RTX 4070 | Radeon RX 640 |
|---|---|---|
| DirectX | 12.2+2% | 12 (FL 12_0) |
| Vulkan | 1.3 | 1.3 |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4 | 6+50% |
Media & Encoding
Hardware encoder: 8th Gen NVENC (2x) (GeForce RTX 4070) vs VCE 3.4 (Radeon RX 640). Decoder: 5th Gen NVDEC vs UVD 6.3. Supported codecs: MPEG-2,H.264,HEVC,VP9,AV1 (GeForce RTX 4070) vs H.264,H.265/HEVC (Radeon RX 640).
| Feature | GeForce RTX 4070 | Radeon RX 640 |
|---|---|---|
| Encoder | 8th Gen NVENC (2x) | VCE 3.4 |
| Decoder | 5th Gen NVDEC | UVD 6.3 |
| Codecs | MPEG-2,H.264,HEVC,VP9,AV1 | H.264,H.265/HEVC |
Power & Dimensions
The GeForce RTX 4070 draws 200W versus the Radeon RX 640's 50W — a 120% difference. The Radeon RX 640 is more power-efficient. Recommended PSU: 650W (GeForce RTX 4070) vs 350W (Radeon RX 640). Power connectors: 8-pin vs PCIe-powered.
| Feature | GeForce RTX 4070 | Radeon RX 640 |
|---|---|---|
| TDP | 200W | 50W-75% |
| Recommended PSU | 650W | 350W-46% |
| Power Connector | 8-pin | PCIe-powered |
| Length | 304mm | — |
| Height | 137mm | — |
| Slots | 3 | 1-67% |
| Temp (Load) | 80°C | — |
| Perf/Watt | 134.6+210% | 43.4 |
Value Analysis
The GeForce RTX 4070 launched at $599 MSRP and currently averages $550, while the Radeon RX 640 launched at $159 and now averages $55. The Radeon RX 640 costs 90% less ($495 savings) at current market prices. Performance per dollar (G3D Mark / price): 48.9 (GeForce RTX 4070) vs 39.5 (Radeon RX 640) — the GeForce RTX 4070 offers 23.8% better value. The GeForce RTX 4070 is the newer GPU (2023 vs 2019).
| Feature | GeForce RTX 4070 | Radeon RX 640 |
|---|---|---|
| MSRP | $599 | $159-73% |
| Avg Price (30d) | $550 | $55-90% |
| Performance per Dollar | 48.9+24% | 39.5 |
| Codename | AD104 | Polaris 23 |
| Release | April 12 2023 | May 13 2019 |
| Ranking | #32 | #665 |
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