Sapphire Radeon RX 6900 XT Nitro+ vs XFX Radeon RX 6800 Speedster QICK 319 Full Specs
5,120 Shaders 2.29GHz | 3,840 Shaders 2.19GHz |
16GB GDDR6512GB/s | 16GB GDDR6512GB/s |
·· 23.4 TFLOPS | ·· 16.82 TFLOPS |
Form Factor PCIe Card | Form Factor PCIe Card |
TDP 340W | TDP 250W |
Power Connectors 2x 8-Pin | Power Connectors 2x 8-Pin |
Clock Speed ··· | Clock Speed ··· |
Peak OPS 46.8 TFLOPSFP16 | Peak OPS 33.64 TFLOPSFP16 |
FP32 23.4 TFLOPS | FP32 16.82 TFLOPS |
FP64 1.46 TFLOPS | FP64 1.05 TFLOPS |
Pixel Rate 292.5 GPixel/s | Pixel Rate 210.2 GPixel/s |
Texture Rate 731.2 GTexel/s | Texture Rate 525.6 GTexel/s |
Shaders 5,120 Shaders | Shaders 3,840 Shaders |
TMUs 320 TMUs | TMUs 240 TMUs |
ROPs 128 ROPs | ROPs 96 ROPs |
RT Cores 80 RT-Cores | RT Cores 60 RT-Cores |
CUs 80 CUs | CUs 60 CUs |
Base Clock 1.82GHz | Base Clock 1.85GHz |
Boost Clock 2.29GHz | Boost Clock 2.19GHz |
L2 Cache 4MB shared | L2 Cache 4MB shared |
L3 Cache 128MB shared | L3 Cache 128MB shared |
L3 Bandwidth 1.66TB/s | L3 Bandwidth 1.66TB/s |
16GB GDDR6 | 16GB GDDR6 |
Memory Bus 256-bit | Memory Bus 256-bit |
Memory Speed 16GT/s | Memory Speed 16GT/s |
Memory Bandwidth 512GB/s | Memory Bandwidth 512GB/s |
ECC No | ECC No |
TDP 340W | TDP 250W |
Max Temp 110°C Max | Max Temp 110°C Max |
Multi-Monitor 4 | Multi-Monitor 4 |
HDCP HDCP 2.3 | HDCP HDCP 2.3 |
3x DisplayPort 1.4 1x HDMI 2.1 | 3x DisplayPort 1.4 1x HDMI 2.1 |
Encoder Model VCN 3.0 | Encoder Model VCN 3.0 |
Codec AVC (H.264) HEVC (H.265) | Codec AVC (H.264) HEVC (H.265) |
Decoder Model VCN 3.0 | Decoder Model VCN 3.0 |
Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP9 AVC (H.264) HEVC (H.265) AV1 | Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP9 AVC (H.264) HEVC (H.265) AV1 |
Form Factor PCIe Card | Form Factor PCIe Card |
PCIe 2.7-Slots | PCIe 2.7-Slots |
Height 134.3 mm (5.29")Width 310 mm (12.2")Depth 55.3 mm (2.18") | Height 138 mm (5.43")Width 340 mm (13.39")Depth 54 mm (2.13") |
Cooling Open-Air 3x Fans | Cooling Open-Air 3x Fans |
Power Connectors 2x 8-Pin | Power Connectors 2x 8-Pin |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding |
Codename Sienna Cichlid | Codename Sienna Cichlid |
Chip Variant Navi 21 XL | Chip Variant Navi 21 XL |
Market Segment Desktop | Market Segment Desktop |
Release Date Dec 8, 2020 | Release Date Nov 18, 2020 |
Foundry TSMC | Foundry TSMC |
Fabrication Node N7 | Fabrication Node N7 |
Die Size 520mm² | Die Size 520mm² |
Transistor Count 26.8 Billion | Transistor Count 26.8 Billion |
Transistor Density 51.56 MTr/mm² | Transistor Density 51.56 MTr/mm² |