
Radeon HD 8990
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Radeon RX 7600
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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.
Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook
This comparison brings together gaming FPS, raw graphics performance, VRAM, feature set, power efficiency, pricing context, and long-term value so you can see which GPU actually makes more sense.
Radeon HD 8990
2013Why buy it
- ✅Competitive enough if your priority is price, power, or specific feature preference.
Trade-offs
- ❌Lower PassMark G3D performance (5,214 vs 16,581).
- ❌Less VRAM, with 3 GB vs 8 GB for high-resolution textures and newer games.
- ❌No equivalent frame-generation stack like FSR Frame Generation + AFMF (2023).
- ❌Very weak future-proofing: 2013-era hardware with 3 GB of VRAM is already obsolete for modern gaming and is hard to recommend today.
- ❌271.4% HIGHER MSRP$999 MSRPvs$269 MSRP
Radeon RX 7600
2023Why buy it
- ✅+218% higher PassMark G3D performance.
- ✅Costs $730 less on MSRP ($269 MSRP vs $999 MSRP).
- ✅Delivers 1081% more G3D Mark for each dollar spent, at 61.6 vs 5.2 G3D/$ ($269 MSRP vs $999 MSRP).
- ✅Access to a newer frame-generation stack with FSR Frame Generation + AFMF (2023).
- ✅166.7% more VRAM for high-resolution textures and newer games (8 GB vs 3 GB).
Trade-offs
- ❌Fewer clear downsides in this head-to-head, aside from the usual pricing and availability swings.
Radeon HD 8990
2013Radeon RX 7600
2023Why buy it
- ✅Competitive enough if your priority is price, power, or specific feature preference.
Why buy it
- ✅+218% higher PassMark G3D performance.
- ✅Costs $730 less on MSRP ($269 MSRP vs $999 MSRP).
- ✅Delivers 1081% more G3D Mark for each dollar spent, at 61.6 vs 5.2 G3D/$ ($269 MSRP vs $999 MSRP).
- ✅Access to a newer frame-generation stack with FSR Frame Generation + AFMF (2023).
- ✅166.7% more VRAM for high-resolution textures and newer games (8 GB vs 3 GB).
Trade-offs
- ❌Lower PassMark G3D performance (5,214 vs 16,581).
- ❌Less VRAM, with 3 GB vs 8 GB for high-resolution textures and newer games.
- ❌No equivalent frame-generation stack like FSR Frame Generation + AFMF (2023).
- ❌Very weak future-proofing: 2013-era hardware with 3 GB of VRAM is already obsolete for modern gaming and is hard to recommend today.
- ❌271.4% HIGHER MSRP$999 MSRPvs$269 MSRP
Trade-offs
- ❌Fewer clear downsides in this head-to-head, aside from the usual pricing and availability swings.
Quick Answers
So, is Radeon RX 7600 better than Radeon HD 8990?
Which one is more future-proof for 2026 and beyond?
Which one is the smarter buy today, not just the cheaper card?
Is Radeon HD 8990 still worth buying for gaming in 2026?
Games Benchmarks
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 9800X3D 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.

Path of Exile 2
| Preset | Radeon HD 8990 | Radeon RX 7600 |
|---|---|---|
| 1080p | ||
| low | 100 FPS | 168 FPS |
| medium | 82 FPS | 149 FPS |
| high | 64 FPS | 131 FPS |
| ultra | 38 FPS | 111 FPS |
| 1440p | ||
| low | 83 FPS | 140 FPS |
| medium | 70 FPS | 114 FPS |
| high | 48 FPS | 101 FPS |
| ultra | 28 FPS | 91 FPS |
| 4K | ||
| low | 27 FPS | 85 FPS |
| medium | 26 FPS | 72 FPS |
| high | 16 FPS | 59 FPS |
| ultra | 14 FPS | 52 FPS |

Counter-Strike 2
| Preset | Radeon HD 8990 | Radeon RX 7600 |
|---|---|---|
| 1080p | ||
| low | 143 FPS | 414 FPS |
| medium | 118 FPS | 349 FPS |
| high | 97 FPS | 267 FPS |
| ultra | 71 FPS | 206 FPS |
| 1440p | ||
| low | 88 FPS | 241 FPS |
| medium | 66 FPS | 205 FPS |
| high | 49 FPS | 163 FPS |
| ultra | 37 FPS | 130 FPS |
| 4K | ||
| low | 37 FPS | 109 FPS |
| medium | 28 FPS | 91 FPS |
| high | 21 FPS | 75 FPS |
| ultra | 16 FPS | 57 FPS |

League of Legends
| Preset | Radeon HD 8990 | Radeon RX 7600 |
|---|---|---|
| 1080p | ||
| low | 235 FPS | 746 FPS |
| medium | 188 FPS | 597 FPS |
| high | 156 FPS | 497 FPS |
| ultra | 117 FPS | 373 FPS |
| 1440p | ||
| low | 176 FPS | 560 FPS |
| medium | 141 FPS | 448 FPS |
| high | 117 FPS | 373 FPS |
| ultra | 88 FPS | 280 FPS |
| 4K | ||
| low | 117 FPS | 373 FPS |
| medium | 94 FPS | 298 FPS |
| high | 78 FPS | 249 FPS |
| ultra | 59 FPS | 187 FPS |

Valorant
| Preset | Radeon HD 8990 | Radeon RX 7600 |
|---|---|---|
| 1080p | ||
| low | 145 FPS | 604 FPS |
| medium | 116 FPS | 517 FPS |
| high | 100 FPS | 443 FPS |
| ultra | 83 FPS | 352 FPS |
| 1440p | ||
| low | 107 FPS | 468 FPS |
| medium | 87 FPS | 397 FPS |
| high | 75 FPS | 322 FPS |
| ultra | 58 FPS | 259 FPS |
| 4K | ||
| low | 63 FPS | 293 FPS |
| medium | 48 FPS | 271 FPS |
| high | 38 FPS | 235 FPS |
| ultra | 26 FPS | 187 FPS |
Technical Specifications
Side-by-side comparison of Radeon HD 8990 and Radeon RX 7600

Radeon HD 8990
Radeon HD 8990
The Radeon HD 8990 is manufactured by AMD. It was released in April 24 2013. It features the GCN 1.0 architecture. The core clock ranges from 950 MHz to 1000 MHz. It has 2048 ×2 shading units. The thermal design power (TDP) is 375W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 5,214 points. Launch price was $999.

Radeon RX 7600
Radeon RX 7600
The Radeon RX 7600 is manufactured by AMD. It was released in May 24 2023. It features the RDNA 3.0 architecture. The core clock ranges from 1720 MHz to 2655 MHz. It has 2048 shading units. The thermal design power (TDP) is 165W. Manufactured using 6 nm process technology. It features 32 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 16,581 points. Launch price was $269.
Graphics Performance
In G3D Mark, the Radeon HD 8990 scores 5,214 versus the Radeon RX 7600's 16,581 — the Radeon RX 7600 leads by 218%. The Radeon HD 8990 is built on GCN 1.0 while the Radeon RX 7600 uses RDNA 3.0, both on 28 nm vs 6 nm. Shader units: 2,048 (Radeon HD 8990) vs 2,048 (Radeon RX 7600). Raw compute: 4.096 TFLOPS ×2 (Radeon HD 8990) vs 21.75 TFLOPS (Radeon RX 7600). Boost clocks: 1000 MHz vs 2655 MHz.
| Feature | Radeon HD 8990 | Radeon RX 7600 |
|---|---|---|
| G3D Mark Score | 5,214 | 16,581+218% |
| Architecture | GCN 1.0 | RDNA 3.0 |
| Process Node | 28 nm | 6 nm |
| Shading Units | 2048 ×2 | 2048 |
| Compute (TFLOPS) | 4.096 TFLOPS ×2 | 21.75 TFLOPS+431% |
| Boost Clock | 1000 MHz | 2655 MHz+166% |
| ROPs | 32 ×2 | 64+100% |
| TMUs | 128 ×2 | 128 |
| L1 Cache | 512 KB | 512 KB |
| L2 Cache | 0.75 MB | 2 MB+167% |
| Frame Generation | FSR upscaling | FSR 3 + AFMF |
Advanced Features (DLSS/FSR)
A critical advantage for the Radeon RX 7600 is support for FSR Frame Generation + AFMF. This allows it to generate entire frames using AI/Algorithms, essentially doubling the frame rate in CPU-bound scenarios or heavy ray-tracing titles. The Radeon HD 8990 lacks specific hardware/driver support for this native frame generation tier.
| Feature | Radeon HD 8990 | Radeon RX 7600 |
|---|---|---|
| Upscaling Tech | FSR Upscaling / FSR 4 | FSR 3 |
| Frame Generation | Not Supported | FSR Frame Generation + AFMF |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | AMD Anti-Lag |
Video Memory (VRAM)
The Radeon HD 8990 comes with 3 GB of VRAM, while the Radeon RX 7600 has 8 GB. The Radeon RX 7600 offers 166.7% more capacity, crucial for higher resolutions and texture-heavy games. Memory bandwidth: 288 GB/s x2 (Radeon HD 8990) vs 288 GB/s (Radeon RX 7600) — a 900.7% advantage for the Radeon HD 8990. Bus width: 384-bit x2 vs 128-bit. L2 Cache: 0.75 MB (Radeon HD 8990) vs 2 MB (Radeon RX 7600) — the Radeon RX 7600 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon HD 8990 | Radeon RX 7600 |
|---|---|---|
| VRAM Capacity | 3 GB | 8 GB+167% |
| Memory Type | GDDR5 | GDDR6 |
| Memory Bandwidth | 288 GB/s x2 | 288 GB/s |
| Bus Width | 384-bit x2+200% | 128-bit |
| L2 Cache | 0.75 MB | 2 MB+167% |
Power & Dimensions
The Radeon HD 8990 draws 375W versus the Radeon RX 7600's 165W — a 77.8% difference. The Radeon RX 7600 is more power-efficient. Recommended PSU: 750W (Radeon HD 8990) vs 550W (Radeon RX 7600). Power connectors: 2x 8-pin vs 8-pin.
| Feature | Radeon HD 8990 | Radeon RX 7600 |
|---|---|---|
| TDP | 375W | 165W-56% |
| Recommended PSU | 750W | 550W-27% |
| Power Connector | 2x 8-pin | 8-pin |
| Length | — | 240mm |
| Height | — | 111mm |
| Slots | — | 2 |
| Temp (Load) | — | 75°C |
| Perf/Watt | 13.9 | 100.5+623% |
Value Analysis
The Radeon HD 8990 launched at $999 MSRP, while the Radeon RX 7600 launched at $269. The Radeon RX 7600 costs 73.1% less ($730 savings) on MSRP. Performance per dollar on MSRP (G3D Mark / MSRP): 5.2 (Radeon HD 8990) vs 61.6 (Radeon RX 7600) — the Radeon RX 7600 offers 1084.6% better value. The Radeon RX 7600 is the newer GPU (2023 vs 2013).
| Feature | Radeon HD 8990 | Radeon RX 7600 |
|---|---|---|
| MSRP | $999 | $269-73% |
| Performance per Dollar | 5.2 | 61.6+1085% |
| Codename | Malta | Navi 33 |
| Release | April 24 2013 | May 24 2023 |
| Ranking | #412 | #118 |
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