
FireStream 9250

Radeon R9 M275
FireStream 9250 vs Radeon R9 M275 Performance Spectrum
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.
FireStream 9250 vs Radeon R9 M275 FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with Ryzen 7 9800X3D to isolate GPU performance.
Search any supported game below to compare 1080p FPS for both components.

Path of Exile 2

Counter-Strike 2

League of Legends
FireStream 9250 vs Radeon R9 M275: Pros, Cons & Final Verdict
See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.
FireStream 9250
2008Why buy it
- ✅100% more VRAM for high-resolution textures and newer games (1 GB vs 512 MB).
Trade-offs
- ❌2008 hardware with 1 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌233% HIGHER MSRP$999 MSRPvs$300 MSRP
- ❌Lower G3D Mark per dollar, at 1.2 vs 3.7 G3D/$ ($999 MSRP vs $300 MSRP).
- ❌100% higher power demand at 150W vs 75W.
Radeon R9 M275
2014Why buy it
- ✅Costs $699 less on MSRP ($300 MSRP vs $999 MSRP).
- ✅Delivers 218.7% more G3D Mark for each dollar spent, at 3.7 vs 1.2 G3D/$ ($300 MSRP vs $999 MSRP).
- ✅Draws 75W instead of 150W, a 75W reduction.
Trade-offs
- ❌Less VRAM, with 512 MB vs 1 GB for high-resolution textures and newer games.
- ❌2014 hardware with 512 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
Quick Answers
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FireStream 9250 vs Radeon R9 M275 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

FireStream 9250
The FireStream 9250 is manufactured by AMD. It was released in June 16 2008. It features the TeraScale architecture. The core clock speed is 625 MHz. It has 800 shading units. The thermal design power (TDP) is 150W. Manufactured using 55 nm process technology. G3D Mark benchmark score: 1,165 points.

Radeon R9 M275
The Radeon R9 M275 is manufactured by AMD. It was released in January 28 2014. It features the GCN 1.0 architecture. The core clock ranges from 900 MHz to 925 MHz. It has 640 shading units. The thermal design power (TDP) is 75W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,115 points. Launch price was $799.99.
Graphics Performance
The FireStream 9250 scores 1,165 and the Radeon R9 M275 reaches 1,115 in the G3D Mark benchmark — just a 4.5% difference, making them near-identical in rasterization performance. The FireStream 9250 is built on TeraScale while the Radeon R9 M275 uses GCN 1.0, both on 55 nm vs 28 nm. Shader units: 800 (FireStream 9250) vs 640 (Radeon R9 M275). Raw compute: 1 TFLOPS (FireStream 9250) vs 1.184 TFLOPS (Radeon R9 M275).
| Feature | FireStream 9250 | Radeon R9 M275 |
|---|---|---|
| G3D Mark Score | 1,165+4% | 1,115 |
| Architecture | TeraScale | GCN 1.0 |
| Process Node | 55 nm | 28 nm |
| Shading Units | 800+25% | 640 |
| Compute (TFLOPS) | 1 TFLOPS | 1.184 TFLOPS+18% |
| ROPs | 16 | 16 |
| TMUs | 40 | 40 |
| L1 Cache | 160 KB | 160 KB |
| L2 Cache | 256 KB | 256 KB |
Advanced Features (DLSS/FSR)
| Feature | FireStream 9250 | Radeon R9 M275 |
|---|---|---|
| Upscaling Tech | Upscaling support | FSR Upscaling / FSR 4 |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | Standard | AMD Anti-Lag |
Video Memory (VRAM)
The FireStream 9250 has 1 GB of VRAM, while the Radeon R9 M275 carries 512 MB. FireStream 9250 gives you 100% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is 64-bit on the FireStream 9250 and 128-bit on the Radeon R9 M275.
| Feature | FireStream 9250 | Radeon R9 M275 |
|---|---|---|
| VRAM Capacity | 1 GB+100% | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 64-bit | 128-bit+100% |
| L2 Cache | 256 KB | 256 KB |
Display & API Support
DirectX support: 10.1 (FireStream 9250) vs 12 (FL11_1) (Radeon R9 M275). Vulkan: N/A vs 1.2. OpenGL: 3.3 vs 4.1. Maximum simultaneous displays: 1 vs 6.
| Feature | FireStream 9250 | Radeon R9 M275 |
|---|---|---|
| DirectX | 10.1 | 12 (FL11_1)+19% |
| Vulkan | N/A | 1.2 |
| OpenGL | 3.3 | 4.1+24% |
| Max Displays | 1 | 6+500% |
Media & Encoding
Hardware encoder: None (FireStream 9250) vs UVD3 (Radeon R9 M275). Decoder: UVD 2.0 vs VCE. Supported codecs: H.264,VC-1 (FireStream 9250) vs H.264,MPEG-2,VC-1,Flash (Radeon R9 M275).
| Feature | FireStream 9250 | Radeon R9 M275 |
|---|---|---|
| Encoder | None | UVD3 |
| Decoder | UVD 2.0 | VCE |
| Codecs | H.264,VC-1 | H.264,MPEG-2,VC-1,Flash |
Power & Dimensions
The FireStream 9250 draws 150W versus the Radeon R9 M275's 75W — a 66.7% difference. The Radeon R9 M275 is more power-efficient. Recommended PSU: 350W (FireStream 9250) vs 350W (Radeon R9 M275). Power connectors: PCIe-powered vs Mobile. Card length: 234mm vs 0mm, occupying 1 vs 0 slots. Typical load temperature: Unknown vs 80°C.
| Feature | FireStream 9250 | Radeon R9 M275 |
|---|---|---|
| TDP | 150W | 75W-50% |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | Mobile |
| Length | 234mm | 0mm |
| Height | 111mm | 0mm |
| Slots | 1 | 0-100% |
| Temp (Load) | Unknown-100% | 80°C |
| Perf/Watt | 7.8 | 14.9+91% |
Value Analysis
At launch, the FireStream 9250 came in at $999, while the Radeon R9 M275 launched at $300. On MSRP, Radeon R9 M275 was 70% cheaper ($699 less). Performance per dollar on MSRP (G3D Mark / MSRP): 1.2 (FireStream 9250) vs 3.7 (Radeon R9 M275) — the Radeon R9 M275 offers 208.3% better value. The newer card here is Radeon R9 M275 (2014 vs 2008).
| Feature | FireStream 9250 | Radeon R9 M275 |
|---|---|---|
| MSRP | $999 | $300-70% |
| Performance per Dollar | 1.2 | 3.7+208% |
| Codename | RV770 | Venus |
| Release | June 16 2008 | January 28 2014 |
| Ranking | #840 | #851 |
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