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Radeon R7 350X OEM and Radeon RX 6400 - video card comparison


Radeon R7 350X OEM

Radeon RX 6400


Architecture
GCN 1.0 (2012−2020)
RDNA 2.0 (2020−2022)

GPU code name
Oland
Navi 24

Market segment
Desktop
Desktop

Release date
May 2015
January 2022

Interface
PCIe 3.0 x8
PCIe 4.0 x4

Supplementary power connectors
None
None

Boost clock speed
1050 MHz
2321 MHz

Core clock speed
1000 MHz
-

Floating-point performance
806.4 gflops
-

Manufacturing process technology
28 nm
6 nm

Number of transistors
950 million
5,400 million

Pipelines / CUDA cores
384
768

Power consumption (TDP)
65 Watt
53 Watt

Texture fill rate
25.20
111.4

Memory type
DDR3
GDDR6

Maximum RAM amount
4 GB
4 GB

Memory bus width
128 Bit
64 Bit

Memory clock speed
2000 MHz
16 GB/s

Memory bandwidth
32 GB/s
128.0 GB/s

Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x HDMI 2.1, 1x DisplayPort 1.4a

HDMI
+
+

DirectX
12 (11_1)
12 Ultimate (12_2)

OpenCL
1.2
2.2

OpenGL
4.6
4.6

Shader Model
5.1
6.6

Vulkan
1.2.131
1.3