Sapphire Toxic Radeon RX 6900 XT Extreme Edition
vs
GIGABYTE GeForce GTX 1660 TI OC 6G
GPU comparison with benchmarksIn the gpu comparison between the Sapphire Toxic Radeon RX 6900 XT Extreme Edition and the GIGABYTE GeForce GTX 1660 TI OC 6G, we compare both the technical data and the benchmark results of the two graphics cards.
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GPUThe Sapphire Toxic Radeon RX 6900 XT Extreme Edition is based on the AMD Radeon RX 6900 XT and has 5120 texture shaders and 80 execution units. GIGABYTE GeForce GTX 1660 TI OC 6G is based on NVIDIA GeForce GTX 1660 Ti, which has 1536 shaders and 24 execution units. |
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| Sapphire Toxic Radeon RX 6900 XT Extreme Edition | GPU | GIGABYTE GeForce GTX 1660 TI OC 6G |
| AMD Radeon RX 6900 XT | Based on | NVIDIA GeForce GTX 1660 Ti |
| Navi 21 | GPU Chip | TU116-400-A1 |
| RDNA 2 | Architecture | Turing |
| 80 | Streaming Multiprocessors | 24 |
| 5120 | Shader | 1536 |
| 128 | Render Output Units | 48 |
| 320 | Texture Units | 96 |
| 80 | Raytracing Cores | 0 |
MemoryThe Sapphire Toxic Radeon RX 6900 XT Extreme Edition has 16 GB of graphics memory of the type GDDR6 and achieves a memory bandwidth of 512 GB/s. The GIGABYTE GeForce GTX 1660 TI OC 6G can access 6 GB GDDR6 graphics memory and thus achieves a memory bandwidth of 288 GB/s. |
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| 16 GB | Memory Size | 6 GB |
| GDDR6 | Memory Type | GDDR6 |
| 2.000 GHz | Memory Clock | 1.500 GHz |
| 16.0 Gbps | Memory Speed | 12.0 Gbps |
| 512 GB/s | Memory bandwidth | 288 GB/s |
| 256 bit | Memory Interface | 192 bit |
Clock SpeedsThe Sapphire Toxic Radeon RX 6900 XT Extreme Edition clocks in the base with up to 1.825 GHz. The base frequency of the GIGABYTE GeForce GTX 1660 TI OC 6G is 1.500 GHz. |
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| 1.825 GHz | Base Clock | 1.500 GHz |
| 2.730 GHz | Boost Clock | 1.800 GHz |
| 2.38 GHz | Avg (Game) Clock | 1.77 GHz |
| Yes | Overclocking | Yes |
Thermal DesignThe TDP (Thermal Design Power) of the Sapphire Toxic Radeon RX 6900 XT Extreme Edition is 430 W. The graphics card is supplied with energy via the 1 x 6-Pin, 2 x 8-Pin connector. The GIGABYTE GeForce GTX 1660 TI OC 6G has a TDP of 120 W and is supplied with the required energy via 1 x 8-Pin PCIe power connectors. |
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| 430 W | TDP | 120 W |
| -- | TDP (up) | -- |
| 100 °C | Tjunction max | 95 °C |
| 1 x 6-Pin, 2 x 8-Pin | PCIe-Power | 1 x 8-Pin |
Cooler & FansThe Sapphire Toxic Radeon RX 6900 XT Extreme Edition has a total of 4 Axial fans. The GIGABYTE GeForce GTX 1660 TI OC 6G has 2 Axial fans to cool the GPU and memory. |
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| Axial | Fan-Type | Axial |
| 3 x 120 mm | Fan 1 | 2 x 90 mm |
| 1 x 90 mm | Fan 2 | -- |
| AIO water cooling | Cooler-Type | Air cooling |
| 0 dB | Noise (Idle) | 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 Sapphire Toxic Radeon RX 6900 XT Extreme Edition. The GIGABYTE GeForce GTX 1660 TI OC 6G supports a maximum of 3 screens. |
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| 4 | Max. Displays | 3 |
| 2.3 | HDCP-Version | 2.2 |
| 1x HDMI v2.1 | HDMI Ports | 1x HDMI v2.0b |
| 3x DP v1.4a | DP Ports | 3x DP v1.4 |
| -- | DVI Ports | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetThe Sapphire Toxic Radeon RX 6900 XT Extreme Edition supports a maximum resolution of 7680x4320 pixels. The maximum resolution of the GIGABYTE GeForce GTX 1660 TI OC 6G is 7680x4320 pixels. |
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| 7680x4320 | Max. resolution | 7680x4320 |
| 12_2 (Ultimate) | DirectX | 12_1 |
| Yes | Raytracing | No |
| 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 | AV1 | No |
| Decode / Encode | VP8 | Decode |
| Decode / Encode | VP9 | Decode |
DimensionsThe Sapphire Toxic Radeon RX 6900 XT Extreme Edition is 270 mm long, 130 mm high and 45 mm wide. The GIGABYTE GeForce GTX 1660 TI OC 6G is 226 mm long, 122 mm high and 41 mm wide. |
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| 270 mm | Length | 226 mm |
| 130 mm | Height | 122 mm |
| 45 mm | Width | 41 mm |
| 3 PCIe-Slots | Width (Slots) | 2 PCIe-Slots |
| 1148 g | Weight | -- |
| PCIe 4.0 x 16 | GPU Interface | PCIe 3.0 x 16 |
Additional dataThe Sapphire Toxic Radeon RX 6900 XT Extreme Edition was released in Q1/2021 at a price of 1,499 $. The GIGABYTE GeForce GTX 1660 TI OC 6G was introduced in Q1/2019 at a price of 279 $ (Reference). |
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| 11308-08-20G | Part-no | GV-N166TOC-6GD |
| Q1/2021 | Release date | Q1/2019 |
| 1,499 $ | Launch Price | 279 $ (Reference) |
| 7 nm | Structure size | 12 nm |
| data sheet | Documents | data sheet |
1.825 GHz, 16 GB (430 W TDP)
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1.500 GHz, 6 GB (120 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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Sapphire Toxic Radeon RX 6900 XT Extreme Edition
16 GB GDDR6 |
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GIGABYTE GeForce GTX 1660 TI OC 6G
6 GB GDDR6 |
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Port Royal (Raytracing)
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Sapphire Toxic Radeon RX 6900 XT Extreme Edition
16 GB GDDR6 |
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GIGABYTE GeForce GTX 1660 TI OC 6G
6 GB GDDR6 |
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Speed Way Graphics Score (Raytracing)
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Sapphire Toxic Radeon RX 6900 XT Extreme Edition
16 GB GDDR6 |
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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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Sapphire Toxic Radeon RX 6900 XT Extreme Edition
16 GB GDDR6 |
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2560x1440 (1440p)
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Sapphire Toxic Radeon RX 6900 XT Extreme Edition
16 GB GDDR6 |
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1920x1080 (1080p)
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Sapphire Toxic Radeon RX 6900 XT Extreme Edition
16 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.
3840x2160 (2160p)
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Sapphire Toxic Radeon RX 6900 XT Extreme Edition
16 GB GDDR6 |
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2560x1440 (1440p)
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Sapphire Toxic Radeon RX 6900 XT Extreme Edition
16 GB GDDR6 |
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1920x1080 (1080p)
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Sapphire Toxic Radeon RX 6900 XT Extreme Edition
16 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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Sapphire Toxic Radeon RX 6900 XT Extreme Edition
16 GB GDDR6 |
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GIGABYTE GeForce GTX 1660 TI OC 6G
6 GB GDDR6 |
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2560x1440 (1440p)
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Sapphire Toxic Radeon RX 6900 XT Extreme Edition
16 GB GDDR6 |
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GIGABYTE GeForce GTX 1660 TI OC 6G
6 GB GDDR6 |
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1920x1080 (1080p)
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Sapphire Toxic Radeon RX 6900 XT Extreme Edition
16 GB GDDR6 |
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GIGABYTE GeForce GTX 1660 TI OC 6G
6 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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Sapphire Toxic Radeon RX 6900 XT Extreme Edition
16 GB GDDR6 |
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GIGABYTE GeForce GTX 1660 TI OC 6G
6 GB GDDR6 |
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Geekbench 6 - Vulkan
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Sapphire Toxic Radeon RX 6900 XT Extreme Edition
16 GB GDDR6 |
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GIGABYTE GeForce GTX 1660 TI OC 6G
6 GB GDDR6 |
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Geekbench 6 - Metal
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Sapphire Toxic Radeon RX 6900 XT Extreme Edition
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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Sapphire Toxic Radeon RX 6900 XT Extreme Edition
16 GB GDDR6 |
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GIGABYTE GeForce GTX 1660 TI OC 6G
6 GB GDDR6 |
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