AMD Radeon RX 7800M vs AMD Radeon R7 M460

AMD Radeon RX 7800M
AMD Radeon R7 M460
3840 Shaders
12GB GDDR6
2335MHz
384 Shaders
2GB DDR3
125MHz
Peak AI Performance
143.46 TOPS
INT4 Tensor
Peak AI Performance
100 GFLOPS
FP32
FP32
35.87 TFLOPS
FP32
100 GFLOPS
FP16
71.73 TFLOPS
-
-
Form Factor
Soldered
-
Form Factor
Soldered
-
TDP
180W
TDP
35W
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-
-
-
-
-
-
-
-
-
GB6 OpenCL N/A
0%
GB6 Metal N/A
0%
GB6 Metal N/A
0%
GB6 Vulkan N/A
0%
GB5 OpenCL N/A
0%
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 N/A
0%
GB5 Vulkan N/A
0%
OCT 2020.1 N/A
0%
OCT 2020.1 N/A
0%
OCT Metal N/A
0%
OCT Metal N/A
0%
Manufacturer
AMD
Manufacturer
AMD
Chip Designer
AMD
Chip Designer
AMD
Architecture
RDNA 3
Architecture
GCN 3
Family
Radeon RX 7000
Family
Radeon R 400
Codename
Wheat Nas
Navi 32
Variant
Navi 32
Codename
Topaz
-
Variant
Meso XT
Market Segment
Laptop
Market Segment
Laptop
Release Date
10/19/2023
Release Date
5/15/2016
Foundry
TSMC
TSMC Memory Cache Die
Foundry
TSMC
-
Fabrication Node
N5
N6 Memory Cache Die
Fabrication Node
28nm
-
Die Size
200 mm²
3x 38 mm² Memory Cache Die
Die Size
125 mm²
-
Transistor Count
28.1 Billion
3x 2.1 Billion Memory Cache Die
Transistor Count
1.6 Billion
-
Transistor Density
140.50M/mm²
54.64M/mm² Memory Cache Die
Transistor Density
12.40M/mm²
-
Form
Soldered
Form
Soldered
Shading Units
3840 Shaders
-
Shading Units
384 Shaders
-
Texture Mapping Units
240 TMUs
Texture Mapping Units
24 TMUs
Render Output Units
96 ROPs
Render Output Units
8 ROPs
Tensor Cores
120 T-Cores
-
-
Ray-Tracing Cores
60 RT-Cores
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-
-
-
-
-
Compute Units
60 CUs
Compute Units
6 CUs
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-
-
-
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-
-
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-
1825MHz Base
2335MHz
-
-
110MHz Base
125MHz
Peak AI Performance
143.46 TOPS
INT4 Tensor
Peak AI Performance
100 GFLOPS
FP32
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
FP16
71.73 TFLOPS
35.87 TFLOPS Tensor (FP16 Accumulate)
-
35.87 TFLOPS Tensor (FP32 Accumulate)
-
-
-
-
-
-
-
FP32
35.87 TFLOPS
-
-
FP32
100 GFLOPS
-
-
FP64
1.12 TFLOPS
-
FP64
10 GFLOPS
-
BF16
71.73 TFLOPS
35.87 TFLOPS Tensor
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-
-
-
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-
INT4
143.46 TOPS Tensor
-
-
-
-
INT8
-
35.87 TOPS Tensor
-
-
-
-
-
INT32
17.93 TOPS
-
-
-
-
-
-
Pixel Fillrate
224.16 GPixel/s
Pixel Fillrate
1 GPixel/s
-
-
-
-
Texture Fillrate
560.4 GTexel/s
Texture Fillrate
3 GTexel/s
L0
64KB/WGP
-
-
L1
-
-
-
256KB/Array
L1
-
-
16KB/CU
-
L2
4MB Shared
L2
256KB Shared
L3
48MB Shared
1.75TB/s
-
-
-
12GB
GDDR6
-
2GB
DDR3
-
Bus Width
192Bit
Bus Width
64Bit
Clock
2250MHz
Transfer Rate
18GT/s
Bandwidth
432GB/s
Clock
900MHz
Transfer Rate
1.8GT/s
Bandwidth
14.4GB/s
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-
-
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-
-
-
-
-
-
TDP
180W
TDP
35W
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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No Ports
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-
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-
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No Ports
Max Resolution
15360x8640
Max Resolution
4096x2160
Max Resolution Refresh Rate
165Hz
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
3
Multi Monitor Support
3
Content Protection
HDCP 2.3
Content Protection
HDCP 1.4
Model
VCN 4.0
No Encoders
-
Codec
-
-
-
-
-
-
VP9
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
-
-
-
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-
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-
-
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Model
VCN 4.0
No Decoders
Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
-
VP9
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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
6.7
-
-
GFX
11
-
-
-
-
Shader Model
6.5
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-
GFX
8
-
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Not a Card
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Not a Card
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PCIe Version
4.0
PCIe Lanes
16
-
-
PCIe Version
3.0
PCIe Lanes
8
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Change Comparison