Gigabyte Radeon RX 6800 XT vs Sapphire Radeon HD 7970

VS
Gigabyte Radeon RX 6800 XT
Gigabyte Radeon RX 6800 XT Image
Sapphire Radeon HD 7970
Sapphire Radeon HD 7970 Image
Gigabyte Radeon RX 6800 XT
Sapphire Radeon HD 7970
Key Differences Key Differences Gigabyte Radeon RX 6800 XT Sapphire Radeon HD 7970
GPU Base Clock Speed 1825MHz 925MHz
GPU Boost Clock Speed 2250MHz Not Known
Pixel Rate 288 GPixel/s 29.6 GPixel/s
GPU Memory Speed 2000MHz 1375MHz
GPU Render Output Units (ROPs) 128 32
No. of Supported Displays 4 6
Performance Performance Gigabyte Radeon RX 6800 XT Sapphire Radeon HD 7970
GPU Base Clock Speed 1825MHz 925MHz
Pixel Rate 288 GPixel/s 29.6 GPixel/s
FLOPS (Floating-point Performance) 20.74 TFLOPS 3.79 TFLOPS
GPU Memory Speed 2000MHz 1375MHz
Texture Filter Rate 648 GTexels/s 118 GTexels/s
Total GPU Shading Units 4608 2048
Total GPU TMUs 288 128
GPU Boost Clock Speed 2250MHz Not Known
GPU Render Output Units (ROPs) 128 32
DPFP (Double Precision Floating Point) Support No Yes
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Features Features Gigabyte Radeon RX 6800 XT Sapphire Radeon HD 7970
DirectX Version Info 12 11.1
OpenGL Driver Version 4.6 4.2
OpenCL Driver Version 2 1.2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Ray Tracing Support Yes No
No. of Supported Displays 4 6
PassMark (G3D) Score Not Known 5088
3DMark Vantage Texture Fill Result Not Known 107.55GTexels/s
GPU Temperature Under Load Not Known 72°C
3DMark Vantage Pixel Fill Result Not Known 13.33GPixel/s
PassMark (DirectCompute) Benchmark Result Not Known 3032
Idle GPU Temperature Not Known 34°C
Noise Level Under Load Not Known 53.1dB
Power Consumption Under Peak Load Not Known 360W
Idle Power Consumption Not Known 112W
Idle Noise Level Not Known 40.2dB
Multi-GPU Support Count Not Known 4
SmallLuxGPU (2.0d4) Result Not Known 23600
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Miscellaneous Miscellaneous Gigabyte Radeon RX 6800 XT Sapphire Radeon HD 7970
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Gigabyte Radeon RX 6800 XT Sapphire Radeon HD 7970
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 2 0
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 2
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General info General info Gigabyte Radeon RX 6800 XT Sapphire Radeon HD 7970
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 26800 million 4313 million
Semiconductor Size 7nm 28nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 267mm 274mm
Height 120mm 120mm
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Memory Memory Gigabyte Radeon RX 6800 XT Sapphire Radeon HD 7970
Effective Memory Clock 16000MHz 5500MHz
Max Memory Bandwidth 512GB/s 264GB/s
RAM 16GB 3GB
Memory Bus Interface Width 256bit 384bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No
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