Radeon RX 640 vs GeForce RTX 4070 Ti
Radeon RX 640
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GeForce RTX 4070 Ti
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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. The Radeon RX 640 is positioned at rank #323 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. 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 640
Performance Per Dollar GeForce RTX 4070 Ti
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce RTX 4070 Ti is the superior choice for raw performance. It leads with a 1353.9% 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 | Radeon RX 640 | GeForce RTX 4070 Ti |
|---|---|---|
| Performance | ❌Lower raw frame rates (-1353.9%) | ✅Leading raw performance (+1353.9%) |
| Longevity | GCN 4.0 (2016−2020) (14nm) | 🏆Elite Architecture (Ada Lovelace (2022−2024) / 4nm) |
| Ecosystem | Supports FSR Upscaling | ✨ DLSS 3/4 + Frame Gen Support |
| VRAM | ❌ Less VRAM capacity | 🎮 High Capacity (12 GB) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | — | Standard Size (285mm) |
💎 Value Proposition
The GeForce RTX 4070 Ti offers a compelling cost-to-performance ratio. Although it costs $590 (vs $55), its significant performance lead justifies the premium, offering 35.5% better value per dollar than the Radeon RX 640.
| Insight | Radeon RX 640 | GeForce RTX 4070 Ti |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+35.5%) |
| Upfront Cost | ✅More affordable ($55) | ⚠️Higher upfront cost ($590) |
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 640 and GeForce RTX 4070 Ti
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.
GeForce RTX 4070 Ti
The GeForce RTX 4070 Ti is manufactured by NVIDIA. It was released in January 3 2023. It features the Ada Lovelace architecture. The core clock ranges from 2310 MHz to 2610 MHz. It has 7680 shading units. The thermal design power (TDP) is 285W. Manufactured using 4 nm process technology. It features 60 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 31,578 points. Launch price was $799.
Graphics Performance
In G3D Mark, the Radeon RX 640 scores 2,172 versus the GeForce RTX 4070 Ti's 31,578 — the GeForce RTX 4070 Ti leads by 1353.9%. The Radeon RX 640 is built on GCN 4.0 while the GeForce RTX 4070 Ti uses Ada Lovelace, both on 14 nm vs 4 nm. Shader units: 640 (Radeon RX 640) vs 7,680 (GeForce RTX 4070 Ti). Raw compute: 1.559 TFLOPS (Radeon RX 640) vs 40.09 TFLOPS (GeForce RTX 4070 Ti). Boost clocks: 1218 MHz vs 2610 MHz.
| Feature | Radeon RX 640 | GeForce RTX 4070 Ti |
|---|---|---|
| G3D Mark Score | 2,172 | 31,578+1354% |
| Architecture | GCN 4.0 | Ada Lovelace |
| Process Node | 14 nm | 4 nm |
| Shading Units | 640 | 7680+1100% |
| Compute (TFLOPS) | 1.559 TFLOPS | 40.09 TFLOPS+2472% |
| Boost Clock | 1218 MHz | 2610 MHz+114% |
| ROPs | 16 | 80+400% |
| TMUs | 40 | 240+500% |
| L1 Cache | 0.16 MB | 7.5 MB+4588% |
| L2 Cache | 0.5 MB | 48 MB+9500% |
Advanced Features (DLSS/FSR)
Both cards support modern Frame Generation technology, allowing them to insert intermediate frames to smoothen motion and boost perceived FPS in supported games.
| Feature | Radeon RX 640 | GeForce RTX 4070 Ti |
|---|---|---|
| Upscaling Tech | FSR 3 (Native) | DLSS 3.5 |
| Frame Generation | FSR 3 / AFMF (Driver) | DLSS 3.0 (Native) |
| Ray Reconstruction | No | Yes (DLSS 3.5) |
| Low Latency | AMD Anti-Lag | NVIDIA Reflex |
Video Memory (VRAM)
The Radeon RX 640 comes with 4 GB of VRAM, while the GeForce RTX 4070 Ti has 12 GB. The GeForce RTX 4070 Ti offers 200% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 192-bit. L2 Cache: 0.5 MB (Radeon RX 640) vs 48 MB (GeForce RTX 4070 Ti) — the GeForce RTX 4070 Ti has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon RX 640 | GeForce RTX 4070 Ti |
|---|---|---|
| VRAM Capacity | 4 GB | 12 GB+200% |
| Memory Type | GDDR5 | GDDR6X |
| Memory Bandwidth | Unknown | 504 GB/s |
| Bus Width | 128-bit | 192-bit+50% |
| L2 Cache | 0.5 MB | 48 MB+9500% |
Display & API Support
DirectX support: 12 (FL 12_0) (Radeon RX 640) vs 12 Ultimate (GeForce RTX 4070 Ti). Vulkan: 1.3 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 6 vs 4.
| Feature | Radeon RX 640 | GeForce RTX 4070 Ti |
|---|---|---|
| DirectX | 12 (FL 12_0) | 12 Ultimate |
| Vulkan | 1.3 | 1.3 |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 6+50% | 4 |
Media & Encoding
Hardware encoder: VCE 3.4 (Radeon RX 640) vs NVENC (8th Gen) (GeForce RTX 4070 Ti). Decoder: UVD 6.3 vs NVDEC (5th Gen). Supported codecs: H.264,H.265/HEVC (Radeon RX 640) vs AV1,H.264,H.265,VP9 (GeForce RTX 4070 Ti).
| Feature | Radeon RX 640 | GeForce RTX 4070 Ti |
|---|---|---|
| Encoder | VCE 3.4 | NVENC (8th Gen) |
| Decoder | UVD 6.3 | NVDEC (5th Gen) |
| Codecs | H.264,H.265/HEVC | AV1,H.264,H.265,VP9 |
Power & Dimensions
The Radeon RX 640 draws 50W versus the GeForce RTX 4070 Ti's 285W — a 140.3% difference. The Radeon RX 640 is more power-efficient. Recommended PSU: 350W (Radeon RX 640) vs 700W (GeForce RTX 4070 Ti). Power connectors: PCIe-powered vs 8-pin.
| Feature | Radeon RX 640 | GeForce RTX 4070 Ti |
|---|---|---|
| TDP | 50W-82% | 285W |
| Recommended PSU | 350W-50% | 700W |
| Power Connector | PCIe-powered | 8-pin |
| Length | — | 285mm |
| Height | — | 112mm |
| Slots | 1-50% | 2 |
| Temp (Load) | — | 70°C |
| Perf/Watt | 43.4 | 110.8+155% |
Value Analysis
The Radeon RX 640 launched at $159 MSRP and currently averages $55, while the GeForce RTX 4070 Ti launched at $799 and now averages $590. The Radeon RX 640 costs 90.7% less ($535 savings) at current market prices. Performance per dollar (G3D Mark / price): 39.5 (Radeon RX 640) vs 53.5 (GeForce RTX 4070 Ti) — the GeForce RTX 4070 Ti offers 35.4% better value. The GeForce RTX 4070 Ti is the newer GPU (2023 vs 2019).
| Feature | Radeon RX 640 | GeForce RTX 4070 Ti |
|---|---|---|
| MSRP | $159-80% | $799 |
| Avg Price (30d) | $55-91% | $590 |
| Performance per Dollar | 39.5 | 53.5+35% |
| Codename | Polaris 23 | AD104 |
| Release | May 13 2019 | January 3 2023 |
| Ranking | #665 | #11 |
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