Radeon HD 6790 vs FirePro M4000
Radeon HD 6790
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FirePro M4000
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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
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The FirePro M4000 is the superior choice for raw performance. It leads with a 1.9% higher G3D Mark score and 100% more VRAM (2 GB vs 1 GB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon HD 6790.
| Insight | Radeon HD 6790 | FirePro M4000 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-1.9%) | ✅Leading raw performance (+1.9%) |
| Longevity | 🛑Obsolete Architecture (2011 / TeraScale 2 (2009−2015)) | 🛑Obsolete Architecture (2012 / GCN 1.0 (2012−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+100%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | 📏 Compact / SFF Friendly | 📏 Compact / SFF Friendly |
💎 Value Proposition
The FirePro M4000 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the FirePro M4000 holds the technical lead. Priced at $30 (vs $149), it costs 80% less, resulting in a 405.9% higher cost efficiency score.
| Insight | Radeon HD 6790 | FirePro M4000 |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+405.9%) |
| Upfront Cost | ⚠️Higher upfront cost ($149) | ✅More affordable ($30) |
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 HD 6790 and FirePro M4000
Radeon HD 6790
The Radeon HD 6790 is manufactured by AMD. It was released in April 4 2011. It features the TeraScale 2 architecture. The core clock speed is 840 MHz. It has 800 shading units. The thermal design power (TDP) is 150W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 1,567 points. Launch price was $149.
FirePro M4000
The FirePro M4000 is manufactured by AMD. It was released in June 27 2012. It features the GCN 1.0 architecture. The core clock speed is 675 MHz. It has 512 shading units. The thermal design power (TDP) is 33W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,596 points.
Graphics Performance
The Radeon HD 6790 scores 1,567 and the FirePro M4000 reaches 1,596 in the G3D Mark benchmark — just a 1.9% difference, making them near-identical in rasterization performance. The Radeon HD 6790 is built on TeraScale 2 while the FirePro M4000 uses GCN 1.0, both on 40 nm vs 28 nm. Shader units: 800 (Radeon HD 6790) vs 512 (FirePro M4000). Raw compute: 1.344 TFLOPS (Radeon HD 6790) vs 0.6912 TFLOPS (FirePro M4000).
| Feature | Radeon HD 6790 | FirePro M4000 |
|---|---|---|
| G3D Mark Score | 1,567 | 1,596+2% |
| Architecture | TeraScale 2 | GCN 1.0 |
| Process Node | 40 nm | 28 nm |
| Shading Units | 800+56% | 512 |
| Compute (TFLOPS) | 1.344 TFLOPS+94% | 0.6912 TFLOPS |
| ROPs | 16 | 16 |
| TMUs | 40+25% | 32 |
| L1 Cache | 160 KB+25% | 128 KB |
| L2 Cache | 512 KB+100% | 256 KB |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 6790 | FirePro M4000 |
|---|---|---|
| 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 | Standard |
Video Memory (VRAM)
The Radeon HD 6790 comes with 1 GB of VRAM, while the FirePro M4000 has 2 GB. The FirePro M4000 offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 64-bit. L2 Cache: 512 KB (Radeon HD 6790) vs 256 KB (FirePro M4000) — the Radeon HD 6790 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon HD 6790 | FirePro M4000 |
|---|---|---|
| VRAM Capacity | 1 GB | 2 GB+100% |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 128-bit+100% | 64-bit |
| L2 Cache | 512 KB+100% | 256 KB |
Display & API Support
DirectX support: 11.2 (11_0) (Radeon HD 6790) vs 12 (FirePro M4000). Vulkan: N/A vs 1.2. OpenGL: 4.4 vs 4.6. Maximum simultaneous displays: 3 vs 6.
| Feature | Radeon HD 6790 | FirePro M4000 |
|---|---|---|
| DirectX | 11.2 (11_0) | 12+7% |
| Vulkan | N/A | 1.2 |
| OpenGL | 4.4 | 4.6+5% |
| Max Displays | 3 | 6+100% |
Media & Encoding
Hardware encoder: None (Radeon HD 6790) vs VCE 1.0 (FirePro M4000). Decoder: UVD 3.0 vs UVD 4.0. Supported codecs: H.264,VC-1,MPEG-2,MPEG-4 (Radeon HD 6790) vs H.264,VC-1,MPEG-2,MPEG-4 (FirePro M4000).
| Feature | Radeon HD 6790 | FirePro M4000 |
|---|---|---|
| Encoder | None | VCE 1.0 |
| Decoder | UVD 3.0 | UVD 4.0 |
| Codecs | H.264,VC-1,MPEG-2,MPEG-4 | H.264,VC-1,MPEG-2,MPEG-4 |
Power & Dimensions
The Radeon HD 6790 draws 150W versus the FirePro M4000's 33W — a 127.9% difference. The FirePro M4000 is more power-efficient. Recommended PSU: 450W (Radeon HD 6790) vs 350W (FirePro M4000). Power connectors: 2x 6-pin vs PCIe-powered. Card length: 240mm vs 82mm, occupying 2 vs 1 slots. Typical load temperature: 80 vs 75°C.
| Feature | Radeon HD 6790 | FirePro M4000 |
|---|---|---|
| TDP | 150W | 33W-78% |
| Recommended PSU | 450W | 350W-22% |
| Power Connector | 2x 6-pin | PCIe-powered |
| Length | 240mm | 82mm |
| Height | 111mm | 0mm |
| Slots | 2 | 1-50% |
| Temp (Load) | 80 | 75°C-6% |
| Perf/Watt | 10.4 | 48.4+365% |
Value Analysis
The Radeon HD 6790 launched at $149 MSRP and currently averages $149, while the FirePro M4000 launched at $0 and now averages $30. The FirePro M4000 costs 79.9% less ($119 savings) at current market prices. Performance per dollar (G3D Mark / price): 10.5 (Radeon HD 6790) vs 53.2 (FirePro M4000) — the FirePro M4000 offers 406.7% better value. The FirePro M4000 is the newer GPU (2012 vs 2011).
| Feature | Radeon HD 6790 | FirePro M4000 |
|---|---|---|
| MSRP | $149 | $0-100% |
| Avg Price (30d) | $149 | $30-80% |
| Performance per Dollar | 10.5 | 53.2+407% |
| Codename | Barts | Chelsea |
| Release | April 4 2011 | June 27 2012 |
| Ranking | #759 | #752 |
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