PowerColor Hellhound Radeon RX 7900 GRE OC
vs
SAPPHIRE PULSE Radeon RX 7900 GRE 16GB
GPU comparison with benchmarksThe PowerColor Hellhound Radeon RX 7900 GRE OC has 5120 shader units and these clock a maximum of 2.37 GHz which results in an FP32 computing power of 48.46 TFLOPS.
The SAPPHIRE PULSE Radeon RX 7900 GRE 16GB has 5120 shader units and these clock at a maximum of 2.29 GHz and achieve an FP32 computing power of 46.90 TFLOPS. |
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GPUThe PowerColor Hellhound Radeon RX 7900 GRE OC is equipped with a graphics chip of the RDNA 3 architecture, which has 80 streaming multiprocessors. The graphics card SAPPHIRE PULSE Radeon RX 7900 GRE 16GB is based on the RDNA 3 architecture and is equipped with 80 execution units. |
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| PowerColor Hellhound Radeon RX 7900 GRE OC | GPU | SAPPHIRE PULSE Radeon RX 7900 GRE 16GB |
| AMD Radeon RX 7900 GRE | Based on | AMD Radeon RX 7900 GRE |
| Navi 31 | GPU Chip | Navi 31 |
| RDNA 3 | Architecture | RDNA 3 |
| 80 | Streaming Multiprocessors | 80 |
| 5120 | Shader | 5120 |
| 192 | Render Output Units | 192 |
| 320 | Texture Units | 320 |
| 80 | Raytracing Cores | 80 |
MemoryThe PowerColor Hellhound Radeon RX 7900 GRE OC is equipped with a 16 GB large GDDR6 graphics memory, which is equipped with 2.250 GHz clocks. The SAPPHIRE PULSE Radeon RX 7900 GRE 16GB has a 16 GB large GDDR6 graphics memory and the memory clock is 2.250GHz. |
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| 16 GB | Memory Size | 16 GB |
| GDDR6 | Memory Type | GDDR6 |
| 2.250 GHz | Memory Clock | 2.250 GHz |
| 18.0 Gbps | Memory Speed | 18.0 Gbps |
| 576 GB/s | Memory bandwidth | 576 GB/s |
| 256 bit | Memory Interface | 256 bit |
Clock SpeedsThe PowerColor Hellhound Radeon RX 7900 GRE OC has a turbo clock of 2.366 GHz  + 5 %. The turbo frequency of the SAPPHIRE PULSE Radeon RX 7900 GRE 16GB is 2.290 GHz+ 2 %. |
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| Base Clock | 1.287 GHz | |
| 2.366 GHz+ 5 % |
Boost Clock | 2.290 GHz+ 2 % |
| 2.01 GHz+ 7 % |
Avg (Game) Clock | 1.93 GHz+ 2 % |
| Yes | Overclocking | Yes |
Thermal DesignThe PowerColor Hellhound Radeon RX 7900 GRE OC has 2 x 8-Pin connectors through which it is supplied with power. The manufacturer specifies the maximum operating temperature of the graphics card as 97 °C. The SAPPHIRE PULSE Radeon RX 7900 GRE 16GB is equipped with a 2 x 8-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 97 °C. |
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| 260 W (Reference) | TDP | 268 W+ 3 % |
| -- | TDP (up) | -- |
| 97 °C | Tjunction max | 97 °C |
| 2 x 8-Pin | PCIe-Power | 2 x 8-Pin |
Cooler & FansThe graphics processor and graphics memory of the PowerColor Hellhound Radeon RX 7900 GRE OC are cooled with a Air cooling. The SAPPHIRE PULSE Radeon RX 7900 GRE 16GB is cooled by a Air cooling. |
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| Axial | Fan-Type | Axial |
| 2 x 100 mm | Fan 1 | 3 x 95 mm |
| 1 x 90 mm | Fan 2 | -- |
| Air cooling | Cooler-Type | Air cooling |
| 0 dB | Noise (Idle) | 0 dB |
| -- | Noise (Load) | -- |
ConnectivityThe PowerColor Hellhound Radeon RX 7900 GRE OC supports the downward compatible copy protection HDCP in version 2.3. The SAPPHIRE PULSE Radeon RX 7900 GRE 16GB supports HDCP in version 2.3 and all previous versions. |
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| 4 | Max. Displays | 4 |
| 2.3 | HDCP-Version | 2.3 |
| 1x HDMI v2.1 | HDMI Ports | 2x HDMI v2.1 |
| 3x DP v2.1 | DP Ports | 2x DP v2.1 |
| -- | DVI Ports | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetThe PowerColor Hellhound Radeon RX 7900 GRE OC supports the DirectX standard from Microsoft in version 12_2 (Ultimate). The SAPPHIRE PULSE Radeon RX 7900 GRE 16GB supports Microsoft's DirectX version 12_2 (Ultimate). |
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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 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 | Decode / Encode |
| Decode / Encode | AV1 | Decode / Encode |
| Decode / Encode | VP8 | Decode / Encode |
| Decode / Encode | VP9 | Decode / Encode |
DimensionsThe PowerColor Hellhound Radeon RX 7900 GRE OC is 50 mm wide and therefore needs the space of 3 PCIe-Slots in the case. The width of the SAPPHIRE PULSE Radeon RX 7900 GRE 16GB is 50 mm and thus requires the space of 3 PCIe-Slots in the PC case. |
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| 322 mm | Length | 280 mm |
| 134 mm | Height | 129 mm |
| 50 mm | Width | 53 mm |
| 3 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
| -- | Weight | -- |
| PCIe 4 x 16 | GPU Interface | PCIe 4 x 16 |
Additional dataManufactured using the 5 nanometer process, PowerColor Hellhound Radeon RX 7900 GRE OC was released in Q1/2024. The SAPPHIRE PULSE Radeon RX 7900 GRE 16GB published in Q3/2023 is manufactured with a structure width of 5 nanometers. |
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| RX 7900 GRE 16G-L/OC | Part-no | 11325-04-21G |
| Q1/2024 | Release date | Q3/2023 |
| 799 $ (Reference) | Launch Price | 799 $ (Reference) |
| 5 nm | Structure size | 5 nm |
| data sheet | Documents | data sheet |
, 16 GB (-- TDP)
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1.287 GHz, 16 GB (268 W TDP)
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Benchmark results
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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PowerColor Hellhound Radeon RX 7900 GRE OC
16 GB GDDR6 |
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SAPPHIRE PULSE Radeon RX 7900 GRE 16GB
16 GB GDDR6 |
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Geekbench 6 - Vulkan
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PowerColor Hellhound Radeon RX 7900 GRE OC
16 GB GDDR6 |
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SAPPHIRE PULSE Radeon RX 7900 GRE 16GB
16 GB GDDR6 |
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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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PowerColor Hellhound Radeon RX 7900 GRE OC
16 GB GDDR6 |
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SAPPHIRE PULSE Radeon RX 7900 GRE 16GB
16 GB GDDR6 |
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