AMD Radeon RX 6400 vs AMD Radeon 520

AMD Radeon RX 6400 $149
AMD Radeon 520
768 Shaders
4GB GDDR6
2321MHz
320 Shaders
1GB GDDR5
1030MHz
FP32
3.57 TFLOPS
FP32
0.66 TFLOPS
FP16
7.13 TFLOPS
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Form Factor
PCIe Card
2.0-Slots
Form Factor
PCIe Card
1.0-Slots
TDP
53W
TDP
Unknown
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GB5 OpenCL 32,985
11%
GB5 OpenCL - N/A
0%
GB5 CUDA - N/A
0%
GB5 CUDA - N/A
0%
GB5 Metal - N/A
0%
GB5 Metal - N/A
0%
GB5 Vulkan 24,940
12%
GB5 Vulkan - N/A
0%
OCT 2020.1 - N/A
0%
OCT 2020.1 - N/A
0%
OCT Metal 45
8%
OCT Metal - N/A
0%
Manufacturer
AMD
Manufacturer
AMD
Chip Designer
AMD
Chip Designer
AMD
Architecture
RDNA 2
Architecture
GCN 1
Family
Radeon RX 6000
Family
Radeon RX 500
Codename
Beige Goby
Navi 24
Variant
Navi 24 XL
Codename
Hainan
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Variant
Banks Pro
Market Segment
Desktop
Market Segment
Desktop
Release Date
4/20/2022
Release Date
4/18/2017
Foundry
TSMC
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Foundry
TSMC
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Fabrication Node
N6
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Fabrication Node
28nm
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Die Size
107 mm²
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Die Size
56 mm²
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Transistor Count
5.4 Billion
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Transistor Count
690 Million
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Transistor Density
50.47M/mm²
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Transistor Density
12.32M/mm²
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Form
PCIe Card
Form
PCIe Card
Shading Units
768 Shaders
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Shading Units
320 Shaders
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Texture Mapping Units
48 TMUs
Texture Mapping Units
20 TMUs
Render Output Units
32 ROPs
Render Output Units
4 ROPs
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Ray-Tracing Cores
12 RT-Cores
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Compute Units
12 CUs
Compute Units
5 CUs
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Graphics Processing Clusters
1 GPC
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2039MHz Base
2321MHz
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1030MHz
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FP16
7.13 TFLOPS
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FP32
3.57 TFLOPS
FP32
0.66 TFLOPS
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FP64
0.22 TFLOPS
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FP64
0.04 TFLOPS
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Pixel Fillrate
74.272 GPixel/s
Pixel Fillrate
4.12 GPixel/s
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Texture Fillrate
111.408 GTexel/s
Texture Fillrate
20.6 GTexel/s
L0
32KB/WGP
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L1
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128KB/Array
L1
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16KB/CU
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L2
1MB Shared
L2
128KB Shared
L3
8MB Shared
0.21TB/s
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4GB
GDDR6
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1GB
GDDR5
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Bus Width
64Bit
Bus Width
64Bit
Clock
1750MHz
Transfer Rate
14GT/s
Bandwidth
112GB/s
Clock
1125MHz
Transfer Rate
4.5GT/s
Bandwidth
36GB/s
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TDP
53W
TDP
Unknown
Temp
110°C Max
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1x DisplayPort 1.4
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1x HDMI 2.1
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1x DVI-I Dual-Link
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1x DisplayPort 1.2
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Max Resolution
7680x4320
Max Resolution
4096x2160
Max Resolution Refresh Rate
120Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
-
FreeSync
-
Variable Refresh Rate
-
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Display Stream Compression (DSC)
Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
2
Multi Monitor Support
3
Content Protection
HDCP 2.3
Content Protection
HDCP 1.4
No Encoders
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No Encoders
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Model
VCN 3.0
No Decoders
Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
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VP9
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AVC (H.264)
HEVC (H.265)
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AV1
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Direct X
12
Direct 3D
12_2
Direct X
12
Direct 3D
11_1
OpenGL
4.6
OpenCL
2.2
Vulkan
1.3
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
Shader Model
6.6
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GFX
10.3
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Shader Model
6.5
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GFX
6
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1x Fan
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1x Fan
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Slots Required
2.0
PCIe Version
4.0
PCIe Lanes
4
Slots Required
1.0
PCIe Version
3.0
PCIe Lanes
8
Multi GPU Support
Supported
Type
Bridgeless
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Height
110 mm (4.33 in)
Width
190 mm (7.48 in)
Depth
40 mm (1.57 in)
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Change Comparison