
Radeon R9 390

Tesla P4
Radeon R9 390 vs Tesla P4 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.
Radeon R9 390 vs Tesla P4 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
Radeon R9 390 vs Tesla P4: Pros, Cons & Final Verdict
See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.
Radeon R9 390
2015Why buy it
- ✅Costs $671 less on MSRP ($329 MSRP vs $1,000 MSRP).
- ✅Delivers 198.9% more G3D Mark for each dollar spent, at 26.9 vs 9.0 G3D/$ ($329 MSRP vs $1,000 MSRP).
- ✅100% more VRAM for high-resolution textures and newer games (8 GB vs 4 GB).
Trade-offs
- ❌2015 hardware with 8 GB of VRAM already sits in legacy territory for modern games.
- ❌300% higher power demand at 300W vs 75W.
- ❌63.7% longer card at 275mm vs 168mm.
Tesla P4
2016Why buy it
- ✅Draws 75W instead of 300W, a 225W reduction.
- ✅Measures 168mm instead of 275mm, a 107mm shorter card that is more SFF-friendly.
- ✅More future proof: Pascal (2016−2021) on 16nm with a newer platform for upcoming games.
Trade-offs
- ❌Less VRAM, with 4 GB vs 8 GB for high-resolution textures and newer games.
- ❌2016 hardware with 4 GB of VRAM already sits in legacy territory for modern games.
- ❌204% HIGHER MSRP$1,000 MSRPvs$329 MSRP
- ❌Lower G3D Mark per dollar, at 9.0 vs 26.9 G3D/$ ($1,000 MSRP vs $329 MSRP).
Quick Answers
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Radeon R9 390 vs Tesla P4 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Radeon R9 390
The Radeon R9 390 is manufactured by AMD. It was released in June 18 2015. It features the GCN 2.0 architecture. The boost clock speed is 1000 MHz. It has 2560 shading units. The thermal design power (TDP) is 300W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 8,855 points. Launch price was $329.

Tesla P4
The Tesla P4 is manufactured by NVIDIA. It was released in September 13 2016. It features the Pascal architecture. The core clock ranges from 886 MHz to 1114 MHz. It has 2560 shading units. The thermal design power (TDP) is 75W. Manufactured using 16 nm process technology. G3D Mark benchmark score: 9,004 points.
Graphics Performance
The Radeon R9 390 scores 8,855 and the Tesla P4 reaches 9,004 in the G3D Mark benchmark — just a 1.7% difference, making them near-identical in rasterization performance. The Radeon R9 390 is built on GCN 2.0 while the Tesla P4 uses Pascal, both on 28 nm vs 16 nm. Shader units: 2,560 (Radeon R9 390) vs 2,560 (Tesla P4). Raw compute: 5.12 TFLOPS (Radeon R9 390) vs 5.704 TFLOPS (Tesla P4). Boost clocks: 1000 MHz vs 1114 MHz.
| Feature | Radeon R9 390 | Tesla P4 |
|---|---|---|
| G3D Mark Score | 8,855 | 9,004+2% |
| Architecture | GCN 2.0 | Pascal |
| Process Node | 28 nm | 16 nm |
| Shading Units | 2560 | 2560 |
| Compute (TFLOPS) | 5.12 TFLOPS | 5.704 TFLOPS+11% |
| Boost Clock | 1000 MHz | 1114 MHz+11% |
| ROPs | 64 | 64 |
| TMUs | 160 | 160 |
| L1 Cache | 640 KB | 960 KB+50% |
| L2 Cache | 1 MB | 2 MB+100% |
Advanced Features (DLSS/FSR)
| Feature | Radeon R9 390 | Tesla P4 |
|---|---|---|
| Upscaling Tech | FSR Upscaling / FSR 4 | Upscaling support |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | Standard |
Video Memory (VRAM)
The Radeon R9 390 has 8 GB of VRAM, while the Tesla P4 carries 4 GB. Radeon R9 390 gives you 100% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is 512-bit on the Radeon R9 390 and 256-bit on the Tesla P4. L2 Cache: 1 MB (Radeon R9 390) vs 2 MB (Tesla P4) — the Tesla P4 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon R9 390 | Tesla P4 |
|---|---|---|
| VRAM Capacity | 8 GB+100% | 4 GB |
| Memory Type | GDDR5 | GDDR6 |
| Bus Width | 512-bit+100% | 256-bit |
| L2 Cache | 1 MB | 2 MB+100% |
Display & API Support
DirectX support: 12.0 (Radeon R9 390) vs 12.1 (Tesla P4). Vulkan: 1.2 vs 1.4. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 6 vs 0.
| Feature | Radeon R9 390 | Tesla P4 |
|---|---|---|
| DirectX | 12.0 | 12.1 |
| Vulkan | 1.2 | 1.4+17% |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 6 | 0 |
Media & Encoding
Hardware encoder: VCE 2.0 (Radeon R9 390) vs NVENC 6.0 (Tesla P4). Decoder: UVD 4.2 vs PureVideo HD VP6. Supported codecs: MPEG-2,H.264,VC-1 (Radeon R9 390) vs MPEG-2,H.264,HEVC,VP8,VP9 (Tesla P4).
| Feature | Radeon R9 390 | Tesla P4 |
|---|---|---|
| Encoder | VCE 2.0 | NVENC 6.0 |
| Decoder | UVD 4.2 | PureVideo HD VP6 |
| Codecs | MPEG-2,H.264,VC-1 | MPEG-2,H.264,HEVC,VP8,VP9 |
Power & Dimensions
The Radeon R9 390 draws 300W versus the Tesla P4's 75W — a 120% difference. The Tesla P4 is more power-efficient. Recommended PSU: 750W (Radeon R9 390) vs 500W (Tesla P4). Power connectors: 6-pin + 8-pin vs PCIe-powered. Card length: 275mm vs 168mm, occupying 2 vs 1 slots. Typical load temperature: 95°C vs 75°C.
| Feature | Radeon R9 390 | Tesla P4 |
|---|---|---|
| TDP | 300W | 75W-75% |
| Recommended PSU | 750W | 500W-33% |
| Power Connector | 6-pin + 8-pin | PCIe-powered |
| Length | 275mm | 168mm |
| Height | 109mm | 53mm |
| Slots | 2 | 1-50% |
| Temp (Load) | 95°C | 75°C-21% |
| Perf/Watt | 29.5 | 120.1+307% |
Value Analysis
At launch, the Radeon R9 390 came in at $329, while the Tesla P4 launched at $1000. On MSRP, Radeon R9 390 was 67.1% cheaper ($671 less). Performance per dollar on MSRP (G3D Mark / MSRP): 26.9 (Radeon R9 390) vs 9.0 (Tesla P4) — the Radeon R9 390 offers 198.9% better value. The newer card here is Tesla P4 (2016 vs 2015).
| Feature | Radeon R9 390 | Tesla P4 |
|---|---|---|
| MSRP | $329-67% | $1000 |
| Performance per Dollar | 26.9+199% | 9.0 |
| Codename | Grenada | GP104 |
| Release | June 18 2015 | September 13 2016 |
| Ranking | #296 | #293 |
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