GPU comparison with benchmarksIn the gpu comparison between the AMD Radeon RX 6600 XT and the Sapphire NITRO+ RX 590 8G G5, we compare both the technical data and the benchmark results of the two graphics cards.
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GPUThe AMD Radeon RX 6600 XT is based on the AMD Radeon RX 6600 XT and has 2048 texture shaders and 32 execution units. Sapphire NITRO+ RX 590 8G G5 is based on AMD Radeon RX 590, which has 2304 shaders and 36 execution units. |
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AMD Radeon RX 6600 XT | GPU | Sapphire NITRO+ RX 590 8G G5 |
AMD Radeon RX 6600 XT | Based on | AMD Radeon RX 590 |
Navi 23 XT | GPU Chip | Polaris 30 XT |
RDNA 2 | Architecture | GCN 4 |
32 | Streaming Multiprocessors | 36 |
2048 | Shader | 2304 |
64 | Render Output Units | 32 |
128 | Texture Units | 144 |
32 | Raytracing Cores | 0 |
MemoryThe AMD Radeon RX 6600 XT has 8 GB of graphics memory of the type GDDR6 and achieves a memory bandwidth of 256 GB/s. The Sapphire NITRO+ RX 590 8G G5 can access 8 GB GDDR5 graphics memory and thus achieves a memory bandwidth of 269 GB/s. |
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8 GB | Memory Size | 8 GB |
GDDR6 | Memory Type | GDDR5 |
2.000 GHz | Memory Clock | 2.100 GHz |
16.0 Gbps | Memory Speed | 8.4 Gbps |
256 GB/s | Memory bandwidth | 269 GB/s |
128 bit | Memory Interface | 256 bit |
Clock SpeedsThe AMD Radeon RX 6600 XT clocks in the base with up to 1.968 GHz. The base frequency of the Sapphire NITRO+ RX 590 8G G5 is 1.469 GHz. |
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1.968 GHz | Base Clock | 1.469 GHz |
2.589 GHz | Boost Clock | 1.560 GHz |
2.36 GHz | Avg (Game) Clock | |
Yes | Overclocking | Yes |
Thermal DesignThe TDP (Thermal Design Power) of the AMD Radeon RX 6600 XT is 160 W. The graphics card is supplied with energy via the 1 x 8-Pin connector. The Sapphire NITRO+ RX 590 8G G5 has a TDP of 225 W and is supplied with the required energy via 1 x 6-Pin, 1 x 8-Pin PCIe power connectors. |
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160 W | TDP | 225 W |
-- | TDP (up) | -- |
100 °C | Tjunction max | 98 °C |
1 x 8-Pin | PCIe-Power | 1 x 6-Pin, 1 x 8-Pin |
Cooler & FansThe AMD Radeon RX 6600 XT has a total of 1 Axial fans. The Sapphire NITRO+ RX 590 8G G5 has 2 Axial fans to cool the GPU and memory. |
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Axial | Fan-Type | Axial |
1 | Fan 1 | 2 x 95 mm |
-- | Fan 2 | -- |
Air cooling | Cooler-Type | Air cooling |
0 dB | Noise (Idle) | 0 dB |
-- | Noise (Load) | -- |
ConnectivityIn the connectivity category, we recorded the number of ports on a graphics card. A total of 4 screens can be connected to the AMD Radeon RX 6600 XT. The Sapphire NITRO+ RX 590 8G G5 supports a maximum of 4 screens. |
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4 | Max. Displays | 4 |
2.3 | HDCP-Version | 2.2 |
1x HDMI v2.1 | HDMI Ports | 2x HDMI v2.0b |
3x DP v1.4a | DP Ports | 2x DP v1.4 |
-- | DVI Ports | 1 |
-- | VGA Ports | -- |
-- | USB-C Ports | -- |
FeaturesetThe AMD Radeon RX 6600 XT supports a maximum resolution of 7680x4320 pixels. The maximum resolution of the Sapphire NITRO+ RX 590 8G G5 is 7680x4320 pixels. |
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7680x4320 | Max. resolution | 7680x4320 |
12_2 (Ultimate) | DirectX | 12 |
Yes | Raytracing | No |
Yes | DLSS / FSR | Yes |
No LED lighting | LED | Non addressable LED |
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 | AV1 | No |
Decode / Encode | VP8 | Decode |
Decode / Encode | VP9 | Decode |
DimensionsThe AMD Radeon RX 6600 XT is -- long, -- high and -- wide. The Sapphire NITRO+ RX 590 8G G5 is 260 mm long, 135 mm high and 43 mm wide. |
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-- | Length | 260 mm |
-- | Height | 135 mm |
-- | Width | 43 mm |
2 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
-- | Weight | -- |
PCIe 4.0 x 8 | GPU Interface | PCIe 3.0 x 16 |
Additional dataThe AMD Radeon RX 6600 XT was released in Q3/2021 at a price of 379 $ (Reference). The Sapphire NITRO+ RX 590 8G G5 was introduced in Q4/2018 at a price of 279 $. |
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-- | Part-no | 11289-05 |
Q3/2021 | Release date | Q4/2018 |
379 $ (Reference) | Launch Price | 279 $ |
7 nm | Structure size | 14 nm |
data sheet | Documents | data sheet |
AMD Radeon RX 6600 XT
8 GB GDDR6 |
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Sapphire NITRO+ RX 590 8G G5
8 GB GDDR5 |
AMD Radeon RX 6600 XT
8 GB GDDR6 |
AMD Radeon RX 6600 XT
8 GB GDDR6 |
AMD Radeon RX 6600 XT
8 GB GDDR6 |
AMD Radeon RX 6600 XT
8 GB GDDR6 |
AMD Radeon RX 6600 XT
8 GB GDDR6 |
AMD Radeon RX 6600 XT
8 GB GDDR6 |
AMD Radeon RX 6600 XT
8 GB GDDR6 |
AMD Radeon RX 6600 XT
8 GB GDDR6 |
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Sapphire NITRO+ RX 590 8G G5
8 GB GDDR5 |
AMD Radeon RX 6600 XT
8 GB GDDR6 |
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Sapphire NITRO+ RX 590 8G G5
8 GB GDDR5 |
AMD Radeon RX 6600 XT
8 GB GDDR6 |
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Sapphire NITRO+ RX 590 8G G5
8 GB GDDR5 |
AMD Radeon RX 6600 XT
8 GB GDDR6 |
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Sapphire NITRO+ RX 590 8G G5
8 GB GDDR5 |
AMD Radeon RX 6600 XT
8 GB GDDR6 |
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Sapphire NITRO+ RX 590 8G G5
8 GB GDDR5 |
AMD Radeon RX 6600 XT
8 GB GDDR6 |
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Sapphire NITRO+ RX 590 8G G5
8 GB GDDR5 |
AMD Radeon RX 6600 XT
8 GB GDDR6 |
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Sapphire NITRO+ RX 590 8G G5
8 GB GDDR5 |