GPU comparison with benchmarksThe Sapphire Radeon RX Vega 64 LE has 4096 shader units and these clock a maximum of 1.55 GHz which results in an FP32 computing power of 12.66 TFLOPS.
The Sapphire Toxic Radeon RX 6900 XT Limited Edition has 5120 shader units and these clock at a maximum of 2.37 GHz and achieve an FP32 computing power of 24.22 TFLOPS. |
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GPUThe Sapphire Radeon RX Vega 64 LE is equipped with a graphics chip of the GCN 5 architecture, which has 64 streaming multiprocessors. The graphics card Sapphire Toxic Radeon RX 6900 XT Limited Edition is based on the RDNA 2 architecture and is equipped with 80 execution units. |
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Sapphire Radeon RX Vega 64 LE | GPU | Sapphire Toxic Radeon RX 6900 XT Limited Edition |
AMD RX Vega 64 | Based on | AMD Radeon RX 6900 XT |
Vega 10 XT | GPU Chip | Navi 21 |
GCN 5 | Architecture | RDNA 2 |
64 | Streaming Multiprocessors | 80 |
4096 | Shader | 5120 |
64 | Render Output Units | 128 |
256 | Texture Units | 320 |
0 | Raytracing Cores | 80 |
MemoryThe Sapphire Radeon RX Vega 64 LE is equipped with a 8 GB large HBM2 graphics memory, which is equipped with 0.945 GHz clocks. The Sapphire Toxic Radeon RX 6900 XT Limited Edition has a 16 GB large GDDR6 graphics memory and the memory clock is 2.000GHz. |
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8 GB | Memory Size | 16 GB |
HBM2 | Memory Type | GDDR6 |
0.945 GHz | Memory Clock | 2.000 GHz |
1.9 Gbps | Memory Speed | 16.0 Gbps |
484 GB/s | Memory bandwidth | 512 GB/s |
2048 bit | Memory Interface | 256 bit |
Clock SpeedsThe Sapphire Radeon RX Vega 64 LE has a turbo clock of 1.546 GHz. The turbo frequency of the Sapphire Toxic Radeon RX 6900 XT Limited Edition is 2.365 GHz. |
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1.247 GHz | Base Clock | 1.825 GHz |
1.546 GHz | Boost Clock | 2.365 GHz |
Avg (Game) Clock | 2.14 GHz | |
Yes | Overclocking | Yes |
Thermal DesignThe Sapphire Radeon RX Vega 64 LE 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 100 °C. The Sapphire Toxic Radeon RX 6900 XT Limited Edition is equipped with a 1 x 6-Pin, 2 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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295 W | TDP | 400 W |
-- | TDP (up) | -- |
100 °C | Tjunction max | 100 °C |
2 x 8-Pin | PCIe-Power | 1 x 6-Pin, 2 x 8-Pin |
Cooler & FansThe graphics processor and graphics memory of the Sapphire Radeon RX Vega 64 LE are cooled with a Air cooling. The Sapphire Toxic Radeon RX 6900 XT Limited Edition is cooled by a AIO water cooling. |
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Radial | Fan-Type | Axial |
1 x 75 mm | Fan 1 | 3 x 120 mm |
-- | Fan 2 | 1 x 90 mm |
Air cooling | Cooler-Type | AIO water cooling |
dB | Noise (Idle) | 0 dB |
-- | Noise (Load) | -- |
ConnectivityThe Sapphire Radeon RX Vega 64 LE supports the downward compatible copy protection HDCP in version 2.2. The Sapphire Toxic Radeon RX 6900 XT Limited Edition 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 | 2x DP v1.4a |
-- | DVI Ports | -- |
-- | VGA Ports | -- |
-- | USB-C Ports | 1 |
FeaturesetThe Sapphire Radeon RX Vega 64 LE supports the DirectX standard from Microsoft in version 12_1. The Sapphire Toxic Radeon RX 6900 XT Limited Edition 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 |
Non addressable LED | 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 / Encode | VP9 | Decode / Encode |
DimensionsThe Sapphire Radeon RX Vega 64 LE is 40 mm wide and therefore needs the space of 3 PCIe-Slots in the case. The width of the Sapphire Toxic Radeon RX 6900 XT Limited Edition is 40 mm and thus requires the space of 3 PCIe-Slots in the PC case. |
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282 mm | Length | 270 mm |
125 mm | Height | 130 mm |
40 mm | Width | 45 mm |
2 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
-- | Weight | 1148 g |
PCIe 3.0 x 16 | GPU Interface | PCIe 4.0 x 16 |
Additional dataManufactured using the 14 nanometer process, Sapphire Radeon RX Vega 64 LE was released in Q3/2017. The Sapphire Toxic Radeon RX 6900 XT Limited Edition published in Q1/2021 is manufactured with a structure width of 7 nanometers. |
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21275-01 | Part-no | 11308-04-20G |
Q3/2017 | Release date | Q1/2021 |
499 $ (Reference) | Launch Price | 1,499 $ |
14 nm | Structure size | 7 nm |
data sheet | Documents | data sheet |
Sapphire Radeon RX Vega 64 LE
8 GB HBM2 |
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Sapphire Toxic Radeon RX 6900 XT Limited Edition
16 GB GDDR6 |
Sapphire Toxic Radeon RX 6900 XT Limited Edition
16 GB GDDR6 |
Sapphire Toxic Radeon RX 6900 XT Limited Edition
16 GB GDDR6 |
Sapphire Toxic Radeon RX 6900 XT Limited Edition
16 GB GDDR6 |
Sapphire Toxic Radeon RX 6900 XT Limited Edition
16 GB GDDR6 |
Sapphire Toxic Radeon RX 6900 XT Limited Edition
16 GB GDDR6 |
Sapphire Toxic Radeon RX 6900 XT Limited Edition
16 GB GDDR6 |
Sapphire Toxic Radeon RX 6900 XT Limited Edition
16 GB GDDR6 |
Sapphire Toxic Radeon RX 6900 XT Limited Edition
16 GB GDDR6 |
Sapphire Radeon RX Vega 64 LE
8 GB HBM2 |
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Sapphire Toxic Radeon RX 6900 XT Limited Edition
16 GB GDDR6 |
Sapphire Radeon RX Vega 64 LE
8 GB HBM2 |
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Sapphire Toxic Radeon RX 6900 XT Limited Edition
16 GB GDDR6 |
Sapphire Radeon RX Vega 64 LE
8 GB HBM2 |
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Sapphire Toxic Radeon RX 6900 XT Limited Edition
16 GB GDDR6 |
Sapphire Radeon RX Vega 64 LE
8 GB HBM2 |
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Sapphire Toxic Radeon RX 6900 XT Limited Edition
16 GB GDDR6 |
Sapphire Radeon RX Vega 64 LE
8 GB HBM2 |
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Sapphire Toxic Radeon RX 6900 XT Limited Edition
16 GB GDDR6 |
Sapphire Radeon RX Vega 64 LE
8 GB HBM2 |
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Sapphire Toxic Radeon RX 6900 XT Limited Edition
16 GB GDDR6 |
Sapphire Radeon RX Vega 64 LE
8 GB HBM2 |
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Sapphire Toxic Radeon RX 6900 XT Limited Edition
16 GB GDDR6 |