AMD Radeon RX 7800 XT vs AMD Radeon RX 7900 XT Full Specs
3,840 Shaders 2.43GHz | 5,376 Shaders 2.4GHz |
16GB GDDR6620.8GB/s | 20GB GDDR6800GB/s |
·· 37.32 TFLOPS | ·· 51.61 TFLOPS |
Form Factor PCIe Card | Form Factor PCIe Card |
TDP 263W | TDP 315W |
Power Connectors 2x 8-Pin | Power Connectors 2x 8-Pin |
Radeon RX 7800 XT149.3 TOPSINT4 Tensor
Radeon RX 7900 XT206.4 TOPSINT4 TensorClock Speed ··· | Clock Speed ··· |
Peak OPS 149.3 TOPSINT4 Tensor | Peak OPS 206.4 TOPSINT4 Tensor |
Tensor FP16-16 37.32 TFLOPSTensor FP16-32 37.32 TFLOPS | Tensor FP16-16 51.61 TFLOPSTensor FP16-32 51.61 TFLOPS |
BF16 74.65 TFLOPSTensor BF16 37.32 TFLOPS | BF16 103.2 TFLOPSTensor BF16 51.61 TFLOPS |
FP32 37.32 TFLOPS | FP32 51.61 TFLOPS |
FP64 1.17 TFLOPS | FP64 1.61 TFLOPS |
Tensor INT4 149.3 TOPS | Tensor INT4 206.4 TOPS |
Tensor INT8 37.32 TOPS | Tensor INT8 51.61 TOPS |
Pixel Rate 233.3 GPixel/s | Pixel Rate 460.8 GPixel/s |
Texture Rate 583.2 GTexel/s | Texture Rate 806.4 GTexel/s |
Shaders 3,840 Shaders | Shaders 5,376 Shaders |
TMUs 240 TMUs | TMUs 336 TMUs |
ROPs 96 ROPs | ROPs 192 ROPs |
Tensor Cores 120 T-Cores | Tensor Cores 168 T-Cores |
RT Cores 60 RT-Cores | RT Cores 84 RT-Cores |
CUs 60 CUs | CUs 84 CUs |
Base Clock 1.8GHz | Base Clock 1.5GHz |
Boost Clock 2.43GHz | Boost Clock 2.4GHz |
L2 Cache 4.1MB shared | L2 Cache 6.1MB shared |
L3 Cache 64MB shared | L3 Cache 80MB shared |
L3 Bandwidth 2.25TB/s | L3 Bandwidth 2.9TB/s |
16GB GDDR6 | 20GB GDDR6 |
Memory Bus 256-bit | Memory Bus 320-bit |
Memory Speed 19.4GT/s | Memory Speed 20GT/s |
Memory Bandwidth 620.8GB/s | Memory Bandwidth 800GB/s |
TDP 263W | TDP 315W |
Multi-Monitor 3 | Multi-Monitor 3 |
HDCP HDCP 2.3 | HDCP HDCP 2.3 |
3x DisplayPort 2.1 | 2x DisplayPort 2.1 |
1x HDMI 2.1 | 1x HDMI 2.1 |
- | 1x USB-C |
Encoder Model VCN 4.0 | Encoder Model VCN 4.0 |
Decoder Model VCN 4.0 | Decoder Model VCN 4.0 |
Form Factor PCIe Card | Form Factor PCIe Card |
PCIe 2.5-Slots | PCIe 2.5-Slots |
Height 111 mm (4.37")Width 267 mm (10.51")Depth 50 mm (1.97") | Height 110 mm (4.33")Width 276 mm (10.87")Depth 51 mm (2.01") |
Cooling Open-Air 2x 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 Wheat Nas | Codename Plum Bonito |
Chip Variant Navi 32 | Chip Variant Navi 31 XL |
Market Segment Desktop | Market Segment Desktop |
Release Date Aug 25, 2023 | Release Date Dec 13, 2022 |
Foundry TSMC | Foundry TSMC |
Other Foundries TSMCMCD | Other Foundries TSMCMCD |
Fabrication Node N5 N6MCD | Fabrication Node N5 N6MCD |
Die Size 200mm² 150mm²MCD | Die Size 304mm² 225mm²MCD |
Transistor Count 28.1 Billion 8.2 BillionMCD | Transistor Count 45.4 Billion 12.3 BillionMCD |
Transistor Density 140.5 MTr/mm² 54.67 MTr/mm²MCD | Transistor Density 149.2 MTr/mm² 54.67 MTr/mm²MCD |
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