XFX Radeon RX 6400 Speedster SWFT 105 vs AMD Radeon RX 455

XFX Radeon RX 6400 Speedster SWFT 105 $150
AMD Radeon RX 455
768 Shaders
4GB GDDR6
2321MHz
768 Shaders
2GB GDDR5
1050MHz
FP32
3.57 TFLOPS
FP32
1.61 TFLOPS
FP16
7.13 TFLOPS
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Form Factor
PCIe Card
0.7-Slots
Form Factor
PCIe Card
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TDP
53W
TDP
100W
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Power Connectors
1x 6-Pin
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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 40
7%
OCT Metal - N/A
0%
Manufacturer
XFX
Manufacturer
AMD
Chip Designer
AMD
Chip Designer
AMD
Architecture
RDNA 2
Architecture
GCN 2
Family
Radeon RX 6000
Family
Radeon R 400
Codename
Beige Goby
Navi 24
Variant
Navi 24 XL
Codename
Bonaire
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Variant
Tobago Pro
Market Segment
Desktop
Market Segment
Desktop
Release Date
4/20/2022
Release Date
6/30/2016
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
160 mm²
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Transistor Count
5.4 Billion
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Transistor Count
2.1 Billion
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Transistor Density
50.47M/mm²
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Transistor Density
13.00M/mm²
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Form
PCIe Card
Form
PCIe Card
Shading Units
768 Shaders
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Shading Units
768 Shaders
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Texture Mapping Units
48 TMUs
Texture Mapping Units
48 TMUs
Render Output Units
32 ROPs
Render Output Units
16 ROPs
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Ray-Tracing Cores
12 RT-Cores
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Compute Units
12 CUs
Compute Units
12 CUs
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Graphics Processing Clusters
1 GPC
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2039MHz Base
2321MHz
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1050MHz
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FP16
7.13 TFLOPS
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FP32
3.57 TFLOPS
FP32
1.61 TFLOPS
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FP64
0.22 TFLOPS
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FP64
0.1 TFLOPS
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Pixel Fillrate
74.272 GPixel/s
Pixel Fillrate
16.8 GPixel/s
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Texture Fillrate
111.408 GTexel/s
Texture Fillrate
50.4 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
256KB Shared
L3
8MB Shared
0.21TB/s
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4GB
GDDR6
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2GB
GDDR5
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Bus Width
64Bit
Bus Width
128Bit
Clock
1750MHz
Transfer Rate
14GT/s
Bandwidth
112GB/s
Clock
1625MHz
Transfer Rate
6.5GT/s
Bandwidth
104GB/s
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TDP
53W
TDP
100W
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-D Dual-Link
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1x DisplayPort 1.2
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1x HDMI 1.4
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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
-
FreeSync
-
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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Model
VCE 2.0
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Codec
-
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AVC (H.264)
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Model
VCN 3.0
Model
UVD 4.2
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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Codec
MPEG-1
MPEG-2
MPEG-4
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VC-1
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AVC (H.264)
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Direct X
12
Direct 3D
12_2
Direct X
12
Direct 3D
12_0
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
7
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1x Fan
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1x Fan
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Power Connectors
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1x 6-Pin
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Slots Required
0.7
PCIe Version
4.0
PCIe Lanes
4
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PCIe Version
3.0
PCIe Lanes
16
Multi GPU Support
Supported
Type
Bridgeless
Multi GPU Support
Supported
Type
CrossFire XDMA
Height
68 mm (2.68 in)
Width
155 mm (6.1 in)
Depth
15 mm (0.59 in)
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Change Comparison