
Radeon R7 M465X vs Radeon R6 M340DX

Radeon R7 M465X
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Radeon R6 M340DX
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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 R7 M465X is positioned at rank #342 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 R7 M465X
Performance Per Dollar
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon R6 M340DX is the superior choice for raw performance. It leads with a 0.7% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon R7 M465X.
| Insight | Radeon R7 M465X | Radeon R6 M340DX |
|---|---|---|
| Performance | ❌Lower raw frame rates (-0.7%) | ✅Leading raw performance (+0.7%) |
| Longevity | 🛑Obsolete Architecture (2016 / GCN 1.0 (2012−2020)) | 🛑Obsolete Architecture (2015 / GCN 1.0 (2012−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | — | 📏 Compact / SFF Friendly |
💎 Value Proposition
The Radeon R6 M340DX offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Radeon R6 M340DX holds the technical lead. Priced at $10 (vs $45), it costs 78% less, resulting in a 353.3% higher cost efficiency score.
| Insight | Radeon R7 M465X | Radeon R6 M340DX |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+353.3%) |
| Upfront Cost | ⚠️Higher upfront cost ($45) | ✅More affordable ($10) |
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 R7 M465X and Radeon R6 M340DX

Radeon R7 M465X
The Radeon R7 M465X is manufactured by AMD. It was released in May 15 2016. It features the GCN 1.0 architecture. The core clock ranges from 900 MHz to 925 MHz. It has 512 shading units. The thermal design power (TDP) is 75W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,787 points.

Radeon R6 M340DX
The Radeon R6 M340DX is manufactured by AMD. It was released in December 12 2015. It features the GCN 1.0 architecture. The core clock ranges from 955 MHz to 1030 MHz. It has 384 shading units. The thermal design power (TDP) is 30W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,800 points.
Graphics Performance
The Radeon R7 M465X scores 1,787 and the Radeon R6 M340DX reaches 1,800 in the G3D Mark benchmark — just a 0.7% difference, making them near-identical in rasterization performance. The Radeon R7 M465X is built on GCN 1.0 while the Radeon R6 M340DX uses GCN 1.0, both on a 28 nm process. Shader units: 512 (Radeon R7 M465X) vs 384 (Radeon R6 M340DX). Raw compute: 0.9472 TFLOPS (Radeon R7 M465X) vs 0.791 TFLOPS (Radeon R6 M340DX). Boost clocks: 925 MHz vs 1030 MHz.
| Feature | Radeon R7 M465X | Radeon R6 M340DX |
|---|---|---|
| G3D Mark Score | 1,787 | 1,800 |
| Architecture | GCN 1.0 | GCN 1.0 |
| Process Node | 28 nm | 28 nm |
| Shading Units | 512+33% | 384 |
| Compute (TFLOPS) | 0.9472 TFLOPS+20% | 0.791 TFLOPS |
| Boost Clock | 925 MHz | 1030 MHz+11% |
| ROPs | 16+100% | 8 |
| TMUs | 32+33% | 24 |
| L1 Cache | 128 KB+33% | 96 KB |
| L2 Cache | 256 KB | 256 KB |
Advanced Features (DLSS/FSR)
| Feature | Radeon R7 M465X | Radeon R6 M340DX |
|---|---|---|
| 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 | AMD Anti-Lag |
Video Memory (VRAM)
Both cards feature 512 MB of GDDR5. Bus width: 128-bit vs 64-bit.
| Feature | Radeon R7 M465X | Radeon R6 M340DX |
|---|---|---|
| VRAM Capacity | 0.5 GB | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 128-bit+100% | 64-bit |
| L2 Cache | 256 KB | 256 KB |
Display & API Support
DirectX support: 11.1 (Radeon R7 M465X) vs 12_0 (Radeon R6 M340DX). Maximum simultaneous displays: 2 vs 0.
| Feature | Radeon R7 M465X | Radeon R6 M340DX |
|---|---|---|
| DirectX | 11.1 | 12_0+8% |
| Max Displays | 2 | 0 |
Media & Encoding
Hardware encoder: VCE (Early) (Radeon R7 M465X) vs VCE 2.0 (Radeon R6 M340DX). Decoder: UVD vs UVD 4.2.
| Feature | Radeon R7 M465X | Radeon R6 M340DX |
|---|---|---|
| Encoder | VCE (Early) | VCE 2.0 |
| Decoder | UVD | UVD 4.2 |
| Codecs | H.264,VC-1,MPEG-2 | — |
Power & Dimensions
The Radeon R7 M465X draws 75W versus the Radeon R6 M340DX's 30W — a 85.7% difference. The Radeon R6 M340DX is more power-efficient. Recommended PSU: 350W (Radeon R7 M465X) vs 350W (Radeon R6 M340DX). Power connectors: Mobile vs PCIe-powered.
| Feature | Radeon R7 M465X | Radeon R6 M340DX |
|---|---|---|
| TDP | 75W | 30W-60% |
| Recommended PSU | 350W | 350W |
| Power Connector | Mobile | PCIe-powered |
| Length | — | 1mm |
| Slots | 0 | 0 |
| Temp (Load) | 80°C | — |
| Perf/Watt | 23.8 | 60.0+152% |
Value Analysis
The Radeon R7 M465X launched at $150 MSRP and currently averages $45, while the Radeon R6 M340DX launched at $0 and now averages $10. The Radeon R6 M340DX costs 77.8% less ($35 savings) at current market prices. Performance per dollar (G3D Mark / price): 39.7 (Radeon R7 M465X) vs 180.0 (Radeon R6 M340DX) — the Radeon R6 M340DX offers 353.4% better value. The Radeon R7 M465X is the newer GPU (2016 vs 2015).
| Feature | Radeon R7 M465X | Radeon R6 M340DX |
|---|---|---|
| MSRP | $150 | $0-100% |
| Avg Price (30d) | $45 | $10-78% |
| Performance per Dollar | 39.7 | 180.0+353% |
| Codename | Tropo | Jet |
| Release | May 15 2016 | December 12 2015 |
| Ranking | #715 | #852 |
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