AMD Radeon RX 6600 XT
vs
Manli Gallardo GeForce RTX 5090 OC
GPU comparison with benchmarksIn the gpu comparison between the AMD Radeon RX 6600 XT and the Manli Gallardo GeForce RTX 5090 OC, 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. Manli Gallardo GeForce RTX 5090 OC is based on NVIDIA GeForce RTX 5090, which has 21760 shaders and 170 execution units. |
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| AMD Radeon RX 6600 XT | GPU | Manli Gallardo GeForce RTX 5090 OC |
| AMD Radeon RX 6600 XT | Based on | NVIDIA GeForce RTX 5090 |
| Navi 23 XT | GPU Chip | GB202-300-A1 |
| RDNA 2 | Architecture | Blackwell |
| 32 | Streaming Multiprocessors | 170 |
| 2048 | Shader | 21760 |
| 64 | Render Output Units | 176 |
| 128 | Texture Units | 680 |
| 32 | Raytracing Cores | 170 |
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 Manli Gallardo GeForce RTX 5090 OC can access 32 GB GDDR7 graphics memory and thus achieves a memory bandwidth of 1792 GB/s. |
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| 8 GB | Memory Size | 32 GB |
| GDDR6 | Memory Type | GDDR7 |
| 2.000 GHz | Memory Clock | 1.750 GHz |
| 16.0 Gbps | Memory Speed | 28.0 Gbps |
| 256 GB/s | Memory bandwidth | 1792 GB/s |
| 128 bit | Memory Interface | 512 bit |
Clock SpeedsThe AMD Radeon RX 6600 XT clocks in the base with up to 1.968 GHz. The base frequency of the Manli Gallardo GeForce RTX 5090 OC is 2.017 GHz. |
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| 1.968 GHz | Base Clock | 2.017 GHz |
| 2.589 GHz | Boost Clock | 2.482 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 Manli Gallardo GeForce RTX 5090 OC has a TDP of 575 W (Reference) and is supplied with the required energy via 1 x 16-Pin PCIe power connectors. |
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| 160 W | TDP | 575 W (Reference) |
| -- | TDP (up) | -- |
| 100 °C | Tjunction max | 90 °C |
| 1 x 8-Pin | PCIe-Power | 1 x 16-Pin |
Cooler & FansThe AMD Radeon RX 6600 XT has a total of 1 Axial fans. The Manli Gallardo GeForce RTX 5090 OC has 3 Axial fans to cool the GPU and memory. |
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| Axial | Fan-Type | Axial |
| 1 | Fan 1 | 3 x 100 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 Manli Gallardo GeForce RTX 5090 OC 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 v2.1b |
| 3x DP v1.4a | DP Ports | 3x DP v2.1b |
| -- | DVI Ports | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetThe AMD Radeon RX 6600 XT supports a maximum resolution of 7680x4320 pixels. The maximum resolution of the Manli Gallardo GeForce RTX 5090 OC 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 |
| No LED lighting | LED | 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 | Decode / Encode |
| Decode / Encode | VP8 | Decode / Encode |
| Decode / Encode | VP9 | Decode / Encode |
DimensionsThe AMD Radeon RX 6600 XT is -- long, -- high and -- wide. The Manli Gallardo GeForce RTX 5090 OC is 359 mm long, 145 mm high and 69 mm wide. |
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| -- | Length | 359 mm |
| -- | Height | 145 mm |
| -- | Width | 69 mm |
| 2 PCIe-Slots | Width (Slots) | 4 PCIe-Slots |
| -- | Weight | -- |
| PCIe 4.0 x 8 | GPU Interface | PCIe 5 x 16 |
| No | SFF-Ready | No |
Additional dataThe AMD Radeon RX 6600 XT was released in Q3/2021 at a price of 379 $ (Reference). The Manli Gallardo GeForce RTX 5090 OC was introduced in Q1/2025 at a price of 2,329 $ (Reference). |
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| -- | Part-no | M-N509GO/D732G-M3626 |
| Q3/2021 | Release date | Q1/2025 |
| 379 $ (Reference) | Launch Price | 2,329 $ (Reference) |
| 7 nm | Structure size | 5 nm |
| data sheet | Documents | data sheet |
1.968 GHz, 8 GB (160 W TDP)
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2.017 GHz, 32 GB (-- 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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AMD Radeon RX 6600 XT
8 GB GDDR6 |
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Manli Gallardo GeForce RTX 5090 OC
32 GB GDDR7 |
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Steel Nomad Light Graphics score
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Manli Gallardo GeForce RTX 5090 OC
32 GB GDDR7 |
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Steel Nomad Graphics score
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Manli Gallardo GeForce RTX 5090 OC
32 GB GDDR7 |
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Port Royal (Raytracing)
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AMD Radeon RX 6600 XT
8 GB GDDR6 |
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Manli Gallardo GeForce RTX 5090 OC
32 GB GDDR7 |
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Speed Way Graphics Score (Raytracing)
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AMD Radeon RX 6600 XT
8 GB GDDR6 |
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Manli Gallardo GeForce RTX 5090 OC
32 GB GDDR7 |
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Solar Bay (Raytracing)
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Manli Gallardo GeForce RTX 5090 OC
32 GB GDDR7 |
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Cyberpunk 2077
Cyberpunk 2077 was developed by CD Projekt Red and is based on the development studio's own REDengine 4. Ray tracing is switched off in our benchmarks.
3840x2160 (2160p)
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AMD Radeon RX 6600 XT
8 GB GDDR6 |
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2560x1440 (1440p)
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AMD Radeon RX 6600 XT
8 GB GDDR6 |
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1920x1080 (1080p)
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AMD Radeon RX 6600 XT
8 GB GDDR6 |
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The Last of Us Part 1
The Last of Us Part One is a game released by Sony in June 2013 exclusively for the Playstation and released for the PC in early 2023. The benchmark values here were determined at high details.
2560x1440 (1440p)
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AMD Radeon RX 6600 XT
8 GB GDDR6 |
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1920x1080 (1080p)
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AMD Radeon RX 6600 XT
8 GB GDDR6 |
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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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AMD Radeon RX 6600 XT
8 GB GDDR6 |
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2560x1440 (1440p)
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AMD Radeon RX 6600 XT
8 GB GDDR6 |
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1920x1080 (1080p)
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AMD Radeon RX 6600 XT
8 GB GDDR6 |
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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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AMD Radeon RX 6600 XT
8 GB GDDR6 |
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Geekbench 6 - Vulkan
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AMD Radeon RX 6600 XT
8 GB GDDR6 |
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Geekbench 6 - Metal
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AMD Radeon RX 6600 XT
8 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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AMD Radeon RX 6600 XT
8 GB GDDR6 |
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Manli Gallardo GeForce RTX 5090 OC
32 GB GDDR7 |
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