GeForce GTX 780 Ti 6 GB and Radeon R9 390X2 - video card comparison
GeForce GTX 780 Ti 6 GB
Radeon R9 390X2
Architecture
Kepler (2012−2018)
GCN (2011−2017)
GPU code name
GK110B
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Market segment
Desktop
Desktop
Release date
-
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Interface
PCIe 3.0 x16
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Supplementary power connectors
1x 6-pin + 1x 8-pin
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Boost clock speed
928 MHz
1000 MHz
Core clock speed
875 MHz
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Manufacturing process technology
28 nm
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Number of transistors
7,080 million
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Pipelines / CUDA cores
2880
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Power consumption (TDP)
250 Watt
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Texture fill rate
222.7
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Memory type
GDDR5
512
Maximum RAM amount
6 GB
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Memory bus width
384 Bit
5400 Bit
Memory clock speed
7 GB/s
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Memory bandwidth
336.6 GB/s
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Display Connectors
2x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
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HDMI
+
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DirectX
12 (11_1)
GDDR5
CUDA
3.5
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OpenCL
3.0
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OpenGL
4.6
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Shader Model
6.5 (5.1)
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Vulkan
1.2.175
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