FirePro W4100 vs Radeon HD 7870M 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.
FirePro W4100 vs Radeon HD 7870M 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
FirePro W4100 vs Radeon HD 7870M: Pros, Cons & Final Verdict
See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.
FirePro W4100
2014Why buy it
- β Delivers 100+% more G3D Mark for each dollar spent, at 8.2 vs 0 G3D/$ ($183 MSRP vs Unknown MSRP).
- β More future proof: GCN 1.0 (2012β2020) on 28nm with a newer platform for upcoming games.
Trade-offs
- β2014 hardware with 2 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
Radeon HD 7870M
2012Why buy it
- β Competitive enough if your priority is price, power, or specific feature preference.
Trade-offs
- β2012 hardware with 2 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- βLower G3D Mark per dollar, at 0 vs 8.2 G3D/$ (Unknown MSRP vs $183 MSRP).
Quick Answers
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FirePro W4100 vs Radeon HD 7870M Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

FirePro W4100
The FirePro W4100 is manufactured by AMD. It was released in August 13 2014. It features the GCN 1.0 architecture. The core clock speed is 630 MHz. It has 512 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,496 points.

Radeon HD 7870M
The Radeon HD 7870M is manufactured by AMD. It was released in April 24 2012. It features the GCN 1.0 architecture. The core clock speed is 800 MHz. It has 640 shading units. The thermal design power (TDP) is 45W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,507 points.
Graphics Performance
The FirePro W4100 scores 1,496 and the Radeon HD 7870M reaches 1,507 in the G3D Mark benchmark β just a 0.7% difference, making them near-identical in rasterization performance. The FirePro W4100 is built on GCN 1.0 while the Radeon HD 7870M uses GCN 1.0, both on a 28 nm process. Shader units: 512 (FirePro W4100) vs 640 (Radeon HD 7870M). Raw compute: 0.6451 TFLOPS (FirePro W4100) vs 1.024 TFLOPS (Radeon HD 7870M).
| Feature | FirePro W4100 | Radeon HD 7870M |
|---|---|---|
| G3D Mark Score | 1,496 | 1,507 |
| Architecture | GCN 1.0 | GCN 1.0 |
| Process Node | 28 nm | 28 nm |
| Shading Units | 512 | 640+25% |
| Compute (TFLOPS) | 0.6451 TFLOPS | 1.024 TFLOPS+59% |
| ROPs | 16 | 16 |
| TMUs | 32 | 40+25% |
| L1 Cache | 128 KB | 160 KB+25% |
| L2 Cache | 256 KB | 256 KB |
Advanced Features (DLSS/FSR)
| Feature | FirePro W4100 | Radeon HD 7870M |
|---|---|---|
| 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)
Both cards ship with 2 GB of video memory. Memory bus width is 64-bit on the FirePro W4100 and System on the Radeon HD 7870M.
| Feature | FirePro W4100 | Radeon HD 7870M |
|---|---|---|
| VRAM Capacity | 2 GB | 2 GB |
| Memory Type | GDDR5 | Shared |
| Bus Width | 64-bit | System |
| L2 Cache | 256 KB | 256 KB |
Power & Dimensions
The FirePro W4100 draws 50W versus the Radeon HD 7870M's 45W β a 10.5% difference. The Radeon HD 7870M is more power-efficient. Recommended PSU: 350W (FirePro W4100) vs 350W (Radeon HD 7870M). Power connectors: PCIe-powered vs 1x 6-pin.
| Feature | FirePro W4100 | Radeon HD 7870M |
|---|---|---|
| TDP | 50W | 45W-10% |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | 1x 6-pin |
| Length | 171mm | β |
| Height | 69mm | β |
| Slots | 1 | β |
| Temp (Load) | 90Β°C | β |
| Perf/Watt | 29.9 | 33.5+12% |
Value Analysis
The newer card here is FirePro W4100 (2014 vs 2012).
| Feature | FirePro W4100 | Radeon HD 7870M |
|---|---|---|
| MSRP | $183 | β |
| Codename | Cape Verde | Heathrow |
| Release | August 13 2014 | April 24 2012 |
| Ranking | #766 | #765 |
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