NVIDIA GeForce GTX 1080
vs
XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
GPU comparison with benchmarksThe NVIDIA GeForce GTX 1080 has 2560 shader units and these clock a maximum of 1.73 GHz which results in an FP32 computing power of 8.87 TFLOPS.
The XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming has 2048 shader units and these clock at a maximum of 2.61 GHz and achieve an FP32 computing power of 10.68 TFLOPS. |
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GPUThe NVIDIA GeForce GTX 1080 is equipped with a graphics chip of the Pascal architecture, which has 20 streaming multiprocessors. The graphics card XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming is based on the RDNA 2 architecture and is equipped with 32 execution units. |
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| NVIDIA GeForce GTX 1080 | GPU | XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming |
| NVIDIA GeForce GTX 1080 | Based on | AMD Radeon RX 6600 XT |
| GP104-400-A1 / GP104-410-A1 | GPU Chip | Navi 23 XT |
| Pascal | Architecture | RDNA 2 |
| 20 | Streaming Multiprocessors | 32 |
| 2560 | Shader | 2048 |
| 64 | Render Output Units | 64 |
| 160 | Texture Units | 128 |
| 0 | Raytracing Cores | 32 |
MemoryThe NVIDIA GeForce GTX 1080 is equipped with a 8 GB large GDDR5X graphics memory, which is equipped with 1.251 GHz clocks. The XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming has a 8 GB large GDDR6 graphics memory and the memory clock is 2.000GHz. |
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| 8 GB | Memory Size | 8 GB |
| GDDR5X | Memory Type | GDDR6 |
| 1.251 GHz | Memory Clock | 2.000 GHz |
| 10.0 Gbps | Memory Speed | 16.0 Gbps |
| 320 GB/s | Memory bandwidth | 256 GB/s |
| 256 bit | Memory Interface | 128 bit |
Clock SpeedsThe NVIDIA GeForce GTX 1080 has a turbo clock of 1.733 GHz. The turbo frequency of the XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming is 2.607 GHz. |
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| 1.607 GHz | Base Clock | 2.188 GHz |
| 1.733 GHz | Boost Clock | 2.607 GHz |
| Avg (Game) Clock | 2.43 GHz | |
| Yes | Overclocking | Yes |
Thermal DesignThe NVIDIA GeForce GTX 1080 has 1 x 8-Pin connectors through which it is supplied with power. The manufacturer specifies the maximum operating temperature of the graphics card as 94 °C. The XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming is equipped with a 1 x 8-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 100 °C. |
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| 180 W | TDP | 160 W |
| -- | TDP (up) | -- |
| 94 °C | Tjunction max | 100 °C |
| 1 x 8-Pin | PCIe-Power | 1 x 8-Pin |
Cooler & FansThe graphics processor and graphics memory of the NVIDIA GeForce GTX 1080 are cooled with a Air cooling. The XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming is cooled by a Air cooling. |
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| Radial | Fan-Type | Axial |
| 1 x 70 mm | Fan 1 | 3 x 80 mm |
| -- | Fan 2 | -- |
| Air cooling | Cooler-Type | Air cooling |
| dB | Noise (Idle) | 0 dB |
| -- | Noise (Load) | -- |
ConnectivityThe NVIDIA GeForce GTX 1080 supports the downward compatible copy protection HDCP in version 2.2. The XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming supports HDCP in version 2.3 and all previous versions. |
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| 4 | Max. Displays | 4 |
| 2.2 | HDCP-Version | 2.3 |
| 1x HDMI v2.0b | HDMI Ports | 1x HDMI v2.1 |
| 3x DP v1.4 | DP Ports | 3x DP v1.4 |
| 1 | DVI Ports | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetThe NVIDIA GeForce GTX 1080 supports the DirectX standard from Microsoft in version 12_1. The XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming supports Microsoft's DirectX version 12_2 (Ultimate). |
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| 7680x4320 | Max. resolution | 7680x4320 |
| 12_1 | DirectX | 12_2 (Ultimate) |
| No | Raytracing | Yes |
| Yes | DLSS / FSR | Yes |
| No LED lighting | LED | Addressable LED |
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 |
| No | AV1 | Decode |
| Decode | VP8 | Decode / Encode |
| Decode | VP9 | Decode / Encode |
DimensionsThe NVIDIA GeForce GTX 1080 is 38 mm wide and therefore needs the space of 3 PCIe-Slots in the case. The width of the XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming is 38 mm and thus requires the space of 3 PCIe-Slots in the PC case. |
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| 267 mm | Length | 274 mm |
| 111 mm | Height | 114 mm |
| 38 mm | Width | 50 mm |
| 2 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
| -- | Weight | -- |
| PCIe 3.0 x 16 | GPU Interface | PCIe 4.0 x 8 |
Additional dataManufactured using the 16 nanometer process, NVIDIA GeForce GTX 1080 was released in Q2/2016. The XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming published in Q3/2021 is manufactured with a structure width of 7 nanometers. |
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| -- | Part-no | RX-66XT8TBDQ |
| Q2/2016 | Release date | Q3/2021 |
| 599 $ (Reference) | Launch Price | 379 $ (Reference) |
| 16 nm | Structure size | 7 nm |
| data sheet | Documents | data sheet |
1.607 GHz, 8 GB (180 W TDP)
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2.188 GHz, 8 GB (160 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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NVIDIA GeForce GTX 1080
8 GB GDDR5X |
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XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
8 GB GDDR6 |
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Port Royal (Raytracing)
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NVIDIA GeForce GTX 1080
8 GB GDDR5X |
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XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
8 GB GDDR6 |
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Speed Way Graphics Score (Raytracing)
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)
2560x1440 (1440p)
1920x1080 (1080p)
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)
1920x1080 (1080p)
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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NVIDIA GeForce GTX 1080
8 GB GDDR5X |
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XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
8 GB GDDR6 |
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2560x1440 (1440p)
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NVIDIA GeForce GTX 1080
8 GB GDDR5X |
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XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
8 GB GDDR6 |
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1920x1080 (1080p)
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NVIDIA GeForce GTX 1080
8 GB GDDR5X |
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XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
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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NVIDIA GeForce GTX 1080
8 GB GDDR5X |
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XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
8 GB GDDR6 |
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Geekbench 6 - Vulkan
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NVIDIA GeForce GTX 1080
8 GB GDDR5X |
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XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
8 GB GDDR6 |
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Geekbench 6 - Metal
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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NVIDIA GeForce GTX 1080
8 GB GDDR5X |
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XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
8 GB GDDR6 |
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