GPU comparison with benchmarksIn the gpu comparison between the PowerColor Hellhound Spectral White Radeon RX 7900 XTX and the XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition, we compare both the technical data and the benchmark results of the two graphics cards.
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GPUThe PowerColor Hellhound Spectral White Radeon RX 7900 XTX is based on the AMD Radeon RX 7900 XTX and has 6144 texture shaders and 96 execution units. XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition is based on AMD Radeon RX 7900 XTX, which has 6144 shaders and 96 execution units. |
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PowerColor Hellhound Spectral White Radeon RX 7900 XTX | GPU | XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition |
AMD Radeon RX 7900 XTX | Based on | AMD Radeon RX 7900 XTX |
Navi 31 | GPU Chip | Navi 31 |
RDNA 3 | Architecture | RDNA 3 |
96 | Streaming Multiprocessors | 96 |
6144 | Shader | 6144 |
192 | Render Output Units | 192 |
384 | Texture Units | 384 |
96 | Raytracing Cores | 96 |
MemoryThe PowerColor Hellhound Spectral White Radeon RX 7900 XTX has 24 GB of graphics memory of the type GDDR6 and achieves a memory bandwidth of 960 GB/s. The XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition can access 24 GB GDDR6 graphics memory and thus achieves a memory bandwidth of 960 GB/s. |
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24 GB | Memory Size | 24 GB |
GDDR6 | Memory Type | GDDR6 |
2.500 GHz | Memory Clock | 2.500 GHz |
20.0 Gbps | Memory Speed | 20.0 Gbps |
960 GB/s | Memory bandwidth | 960 GB/s |
384 bit | Memory Interface | 384 bit |
Clock SpeedsThe PowerColor Hellhound Spectral White Radeon RX 7900 XTX clocks in the base with up to 1.900 GHz. The base frequency of the XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition is 1.900 GHz. |
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1.900 GHz | Base Clock | 1.900 GHz |
2.525 GHz+ 1 % | Boost Clock | 2.615 GHz+ 5 % |
2.33 GHz+ 1 % | Avg (Game) Clock | 2.46 GHz+ 7 % |
Yes | Overclocking | Yes |
Thermal DesignThe TDP (Thermal Design Power) of the PowerColor Hellhound Spectral White Radeon RX 7900 XTX is 355 W (Reference). The graphics card is supplied with energy via the 2 x 8-Pin connector. The XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition has a TDP of 355 W and is supplied with the required energy via 3 x 8-Pin PCIe power connectors. |
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355 W (Reference) | TDP | 355 W |
-- | TDP (up) | -- |
97 °C | Tjunction max | 97 °C |
2 x 8-Pin | PCIe-Power | 3 x 8-Pin |
Cooler & FansThe PowerColor Hellhound Spectral White Radeon RX 7900 XTX has a total of 3 Axial fans. The XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition has 3 Axial fans to cool the GPU and memory. |
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Axial | Fan-Type | Axial |
2 x 100 mm | Fan 1 | 3 x 100 mm |
1 x 90 mm | Fan 2 | -- |
Air cooling | Cooler-Type | Air cooling |
0 dB | Noise (Idle) | 0 dB |
-- | Noise (Load) | 40 dB |
ConnectivityIn the connectivity category, we recorded the number of ports on a graphics card. A total of 4 screens can be connected to the PowerColor Hellhound Spectral White Radeon RX 7900 XTX. The XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition supports a maximum of 4 screens. |
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4 | Max. Displays | 4 |
2.3 | HDCP-Version | 2.3 |
1x HDMI v2.1 | HDMI Ports | 1x HDMI v2.1 |
3x DP v2.1 | DP Ports | 3x DP v2.1 |
-- | DVI Ports | -- |
-- | VGA Ports | -- |
-- | USB-C Ports | -- |
FeaturesetThe PowerColor Hellhound Spectral White Radeon RX 7900 XTX supports a maximum resolution of 7680x4320 pixels. The maximum resolution of the XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition is 7680x4320 pixels. |
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7680x4320 | Max. resolution | 7680x4320 |
12_2 (Ultimate) | DirectX | 12_2 (Ultimate) |
Yes | Raytracing | Yes |
Yes | DLSS / FSR | Yes |
Addressable LED | LED | No LED lighting |
Supported Video CodecsThe support and acceleration of certain video codecs directly in the graphics card reduces the load when playing or creating videos. |
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Decode / Encode | h264 | Decode / Encode |
Decode / Encode | h265 / HEVC | Decode / Encode |
Decode / Encode | AV1 | Decode / Encode |
Decode / Encode | VP8 | Decode / Encode |
Decode / Encode | VP9 | Decode / Encode |
DimensionsThe PowerColor Hellhound Spectral White Radeon RX 7900 XTX is 320 mm long, 119 mm high and 62 mm wide. The XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition is 344 mm long, 128 mm high and 57 mm wide. |
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320 mm | Length | 344 mm |
119 mm | Height | 128 mm |
62 mm | Width | 57 mm |
3 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
-- | Weight | -- |
PCIe 4 x 16 | GPU Interface | PCIe 4 x 16 |
Additional dataThe PowerColor Hellhound Spectral White Radeon RX 7900 XTX was released in Q2/2023 at a price of 999 $ (Reference). The XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition was introduced in Q4/2022 at a price of 1,099 $. |
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RX 7900 XTX 24G-L/OC/WHITE | Part-no | RX-79XMERCB9 |
Q2/2023 | Release date | Q4/2022 |
999 $ (Reference) | Launch Price | 1,099 $ |
5 nm | Structure size | 5 nm |
data sheet | Documents | data sheet |
PowerColor Hellhound Spectral White Radeon RX 7900 XTX
24 GB GDDR6 |
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XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition
24 GB GDDR6 |
PowerColor Hellhound Spectral White Radeon RX 7900 XTX
24 GB GDDR6 |
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XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition
24 GB GDDR6 |
PowerColor Hellhound Spectral White Radeon RX 7900 XTX
24 GB GDDR6 |
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XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition
24 GB GDDR6 |
PowerColor Hellhound Spectral White Radeon RX 7900 XTX
24 GB GDDR6 |
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XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition
24 GB GDDR6 |
PowerColor Hellhound Spectral White Radeon RX 7900 XTX
24 GB GDDR6 |
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XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition
24 GB GDDR6 |
PowerColor Hellhound Spectral White Radeon RX 7900 XTX
24 GB GDDR6 |
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XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition
24 GB GDDR6 |
PowerColor Hellhound Spectral White Radeon RX 7900 XTX
24 GB GDDR6 |
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XFX Speedster MERC 310 Radeon RX 7900 XTX Black Edition
24 GB GDDR6 |