ASRock Phantom Gaming D Radeon RX 580 8G OC
vs
KFA2 GeForce GTX 950 OC
GPU comparison with benchmarksThe ASRock Phantom Gaming D Radeon RX 580 8G OC has 2304 shader units and these clock a maximum of 1.42 GHz which results in an FP32 computing power of 5.95 TFLOPS.
The KFA2 GeForce GTX 950 OC has 768 shader units and these clock at a maximum of 1.30 GHz and achieve an FP32 computing power of 2.01 TFLOPS. |
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GPUThe ASRock Phantom Gaming D Radeon RX 580 8G OC is equipped with a graphics chip of the GCN 4 architecture, which has 36 streaming multiprocessors. The graphics card KFA2 GeForce GTX 950 OC is based on the Maxwell 2.0 architecture and is equipped with 6 execution units. |
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| ASRock Phantom Gaming D Radeon RX 580 8G OC | GPU | KFA2 GeForce GTX 950 OC |
| AMD Radeon RX 580 (36 CU) | Based on | NVIDIA GeForce GTX 950 |
| Polaris 20 XT | GPU Chip | GM206-250-A1 |
| GCN 4 | Architecture | Maxwell 2.0 |
| 36 | Streaming Multiprocessors | 6 |
| 2304 | Shader | 768 |
| 32 | Render Output Units | 32 |
| 144 | Texture Units | 48 |
| 0 | Raytracing Cores | 0 |
MemoryThe ASRock Phantom Gaming D Radeon RX 580 8G OC is equipped with a 8 GB large GDDR5 graphics memory, which is equipped with 2.000 GHz clocks. The KFA2 GeForce GTX 950 OC has a 2 GB large GDDR5 graphics memory and the memory clock is 1.653GHz. |
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| 8 GB | Memory Size | 2 GB |
| GDDR5 | Memory Type | GDDR5 |
| 2.000 GHz | Memory Clock | 1.653 GHz |
| 8.0 Gbps | Memory Speed | 6.6 Gbps |
| 256 GB/s | Memory bandwidth | 106 GB/s |
| 256 bit | Memory Interface | 128 bit |
Clock SpeedsThe ASRock Phantom Gaming D Radeon RX 580 8G OC has a turbo clock of 1.424 GHz. The turbo frequency of the KFA2 GeForce GTX 950 OC is 1.304 GHz. |
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| 1.257 GHz | Base Clock | 1.114 GHz |
| 1.424 GHz | Boost Clock | 1.304 GHz |
| Avg (Game) Clock | ||
| Yes | Overclocking | Yes |
Thermal DesignThe ASRock Phantom Gaming D Radeon RX 580 8G OC has 1 x 6-Pin connectors through which it is supplied with power. The manufacturer specifies the maximum operating temperature of the graphics card as 90 °C. The KFA2 GeForce GTX 950 OC is equipped with a 1 x 6-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 95 °C. |
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| 185 W | TDP | 90 W |
| -- | TDP (up) | -- |
| 90 °C | Tjunction max | 95 °C |
| 1 x 6-Pin | PCIe-Power | 1 x 6-Pin |
Cooler & FansThe graphics processor and graphics memory of the ASRock Phantom Gaming D Radeon RX 580 8G OC are cooled with a Air cooling. The KFA2 GeForce GTX 950 OC is cooled by a Air cooling. |
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| Axial | Fan-Type | Axial |
| 2 x 80 mm | Fan 1 | 1 x 90 mm |
| -- | Fan 2 | -- |
| Air cooling | Cooler-Type | Air cooling |
| 0 dB | Noise (Idle) | 0 dB |
| -- | Noise (Load) | -- |
ConnectivityThe ASRock Phantom Gaming D Radeon RX 580 8G OC supports the downward compatible copy protection HDCP in version 2.2. The KFA2 GeForce GTX 950 OC supports HDCP in version 2.2 and all previous versions. |
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| 4 | Max. Displays | 4 |
| 2.2 | HDCP-Version | 2.2 |
| 1x HDMI v2.0 | HDMI Ports | 1x HDMI v2.0 |
| 3x DP v1.4 | DP Ports | 3x DP v1.2 |
| 1 | DVI Ports | 1 |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetThe ASRock Phantom Gaming D Radeon RX 580 8G OC supports the DirectX standard from Microsoft in version 12. The KFA2 GeForce GTX 950 OC supports Microsoft's DirectX version 12_1. |
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| 7680x4320 | Max. resolution | 4096x2160 |
| 12 | DirectX | 12_1 |
| No | Raytracing | No |
| Yes | DLSS / FSR | No |
| No LED lighting | LED | No LED lighting |
Supported Video CodecsThis area lists which video codecs can be decoded or encoded by the graphics cards in hardware. As a result, the power consumption can be reduced due to a lower processor load. |
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| Decode / Encode | h264 | Decode / Encode |
| Decode / Encode | h265 / HEVC | No |
| No | AV1 | No |
| Decode | VP8 | Decode |
| Decode | VP9 | No |
DimensionsThe ASRock Phantom Gaming D Radeon RX 580 8G OC is 42 mm wide and therefore needs the space of 2 PCIe-Slots in the case. The width of the KFA2 GeForce GTX 950 OC is 42 mm and thus requires the space of 2 PCIe-Slots in the PC case. |
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| 236 mm | Length | 194 mm |
| 128 mm | Height | 124 mm |
| 42 mm | Width | 41 mm |
| 2 PCIe-Slots | Width (Slots) | 2 PCIe-Slots |
| -- | Weight | -- |
| PCIe 3.0 x 16 | GPU Interface | PCIe 3 x 16 |
Additional dataManufactured using the 14 nanometer process, ASRock Phantom Gaming D Radeon RX 580 8G OC was released in Q2/2017. The KFA2 GeForce GTX 950 OC published in Q3/2015 is manufactured with a structure width of 28 nanometers. |
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| PG D RADEON RX580 8G OC | Part-no | 95NPH8DHG5OC |
| Q2/2017 | Release date | Q3/2015 |
| 229 $ | Launch Price | 149 $ |
| 14 nm | Structure size | 28 nm |
| data sheet | Documents | data sheet |
1.257 GHz, 8 GB (185 W TDP)
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1.114 GHz, 2 GB (90 W TDP)
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Benchmark results
3DMark Benchmark (DirectX, Raytracing)
3DMark is a benchmark program that determines the performance of certain components of a computer and then reports the performance as a numerical value.
Time Spy Extreme Graphics score
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ASRock Phantom Gaming D Radeon RX 580 8G OC
8 GB GDDR5 |
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KFA2 GeForce GTX 950 OC
2 GB GDDR5 |
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Battlefield 5
Battlefield 5 is a visually stunning game that is ideal as a graphics card benchmark. We test the game with maximum details on Windows 10.
3840x2160 (2160p)
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ASRock Phantom Gaming D Radeon RX 580 8G OC
8 GB GDDR5 |
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2560x1440 (1440p)
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ASRock Phantom Gaming D Radeon RX 580 8G OC
8 GB GDDR5 |
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1920x1080 (1080p)
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ASRock Phantom Gaming D Radeon RX 580 8G OC
8 GB GDDR5 |
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Geekbench 6 (OpenCL, Vulkan, Metal)
Geekbench 6 is a cross-platform benchmark for main processors, which also carries out 3 different graphics benchmarks and outputs them in the form of a numerical value.
Geekbench 6 - OpenCL
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ASRock Phantom Gaming D Radeon RX 580 8G OC
8 GB GDDR5 |
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KFA2 GeForce GTX 950 OC
2 GB GDDR5 |
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Geekbench 6 - Vulkan
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ASRock Phantom Gaming D Radeon RX 580 8G OC
8 GB GDDR5 |
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KFA2 GeForce GTX 950 OC
2 GB GDDR5 |
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Geekbench 6 - Metal
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ASRock Phantom Gaming D Radeon RX 580 8G OC
8 GB GDDR5 |
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FP32 Performance (Single-precision TFLOPS)
The theoretical computing power of the graphics card with single precision (32 bit) in TFLOPS indicates how many trillion FP32 floating point operations the graphics card (GPU) can perform per second.
FP32 (TFLOPS)
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ASRock Phantom Gaming D Radeon RX 580 8G OC
8 GB GDDR5 |
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KFA2 GeForce GTX 950 OC
2 GB GDDR5 |
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