AMD Radeon RX 7900 XTX vs PowerColor Radeon RX 6800 Red Dragon Full Specs
6,144 Shaders 2.5GHz | 3,840 Shaders 2.17GHz |
24GB GDDR6960GB/s | 16GB GDDR6512GB/s |
·· 61.44 TFLOPS | ·· 16.67 TFLOPS |
Form Factor PCIe Card | Form Factor PCIe Card |
TDP 355W | TDP 250W |
Power Connectors 2x 8-Pin | Power Connectors 2x 8-Pin |
Radeon RX 7900 XTX245.8 TOPSINT4 Tensor
Radeon RX 6800 Red Dragon33.33 TFLOPSFP16Clock Speed ··· | Clock Speed ··· |
Peak OPS 245.8 TOPSINT4 Tensor | Peak OPS 33.33 TFLOPSFP16 |
Tensor FP16-16 61.44 TFLOPSTensor FP16-32 61.44 TFLOPS | - |
BF16 122.9 TFLOPSTensor BF16 61.44 TFLOPS | - |
FP32 61.44 TFLOPS | FP32 16.67 TFLOPS |
FP64 1.92 TFLOPS | FP64 1.04 TFLOPS |
Tensor INT4 245.8 TOPS | Tensor INT4 - |
Tensor INT8 61.44 TOPS | - |
Pixel Rate 480 GPixel/s | Pixel Rate 208.3 GPixel/s |
Texture Rate 960 GTexel/s | Texture Rate 520.8 GTexel/s |
Shaders 6,144 Shaders | Shaders 3,840 Shaders |
TMUs 384 TMUs | TMUs 240 TMUs |
ROPs 192 ROPs | ROPs 96 ROPs |
Tensor Cores 192 T-Cores | Tensor Cores - |
RT Cores 96 RT-Cores | RT Cores 60 RT-Cores |
CUs 96 CUs | CUs 60 CUs |
Base Clock 1.9GHz | Base Clock 1.85GHz |
Boost Clock 2.5GHz | Boost Clock 2.17GHz |
L2 Cache 6.1MB shared | L2 Cache 4.1MB shared |
L3 Cache 96MB shared | L3 Cache 128MB shared |
L3 Bandwidth 3.5TB/s | L3 Bandwidth 1.66TB/s |
24GB GDDR6 | 16GB GDDR6 |
Memory Bus 384-bit | Memory Bus 256-bit |
Memory Speed 20GT/s | Memory Speed 16GT/s |
Memory Bandwidth 960GB/s | Memory Bandwidth 512GB/s |
ECC No | ECC No |
TDP 355W | TDP 250W |
Max Temp - | Max Temp 110°C Max |
Multi-Monitor 3 | Multi-Monitor 4 |
HDCP HDCP 2.3 | HDCP HDCP 2.3 |
2x DisplayPort 2.1 | - |
- | 3x DisplayPort 1.4 |
1x HDMI 2.1 | 1x HDMI 2.1 |
1x USB-C | - |
Encoder Model VCN 4.0 | Encoder Model VCN 3.0 |
Decoder Model VCN 4.0 | Decoder Model VCN 3.0 |
Form Factor PCIe Card | Form Factor PCIe Card |
PCIe 2.5-Slots | PCIe 2.7-Slots |
Height 135 mm (5.32")Width 287 mm (11.3")Depth 51 mm (2.01") | Height 135 mm (5.32")Width 310 mm (12.2")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 Plum Bonito | Codename Sienna Cichlid |
Chip Variant Navi 31 XL | Chip Variant Navi 21 XL |
Market Segment Desktop | Market Segment Desktop |
Release Date Dec 13, 2022 | Release Date Nov 18, 2020 |
Foundry TSMC | Foundry TSMC |
Other Foundries TSMCMCD | Other Foundries - |
Fabrication Node N5 N6MCD | Fabrication Node N7 - |
Die Size 304mm² 225mm²MCD | Die Size 520mm² - |
Transistor Count 45.4 Billion 12.3 BillionMCD | Transistor Count 26.8 Billion - |
Transistor Density 149.2 MTr/mm² 54.67 MTr/mm²MCD | Transistor Density 51.56 MTr/mm² - |
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Desktops | Desktops - |