AMD Radeon RX 6600M vs ATI Radeon HD 4670 Mac
AMD Radeon RX 6600M
ATI Radeon HD 4670 Mac
|
1792 Shaders
8GB GDDR6
2177MHz
|
320 Shaders
512MB GDDR3
680MHz
|
|
Peak AI Performance
15.61 TFLOPS
FP16
|
Peak AI Performance
440 GFLOPS
FP32
|
|
FP32
7.8 TFLOPS
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FP32
440 GFLOPS
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FP16
15.61 TFLOPS
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-
-
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Form Factor
Soldered
-
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Form Factor
MXM-A
-
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TDP
100W
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TDP
35W
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-
-
-
-
-
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-
-
-
-
-
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GB6 OpenCL N/A
0%
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GB6 Metal N/A
0%
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GB6 Vulkan N/A
0%
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GB5 OpenCL 64,780
21%
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GB5 OpenCL N/A
0%
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GB5 CUDA N/A
0%
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GB5 CUDA N/A
0%
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GB5 Metal N/A
0%
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GB5 Metal N/A
0%
|
|
GB5 Vulkan 47,760
23%
|
GB5 Vulkan N/A
0%
|
|
OCT 2020.1 N/A
0%
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OCT 2020.1 N/A
0%
|
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OCT Metal 155
27%
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OCT Metal N/A
0%
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Manufacturer
AMD
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Manufacturer
ATI
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Chip Designer
AMD
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Chip Designer
ATI
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Architecture
RDNA 2
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Architecture
TeraScale 1
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Family
Radeon RX 6000
|
Family
Radeon HD 4000
|
|
Codename
Dimgrey Cavefish
Navi 23
Variant
Navi 23 XL
|
Codename
Mario
RV730
Variant
M96 XT
|
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Market Segment
Laptop
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Market Segment
Laptop
|
|
Release Date
5/31/2021
|
Release Date
1/9/2009
|
|
Foundry
TSMC
-
|
Foundry
TSMC
-
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Fabrication Node
N7
-
|
Fabrication Node
55nm
-
|
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Die Size
237 mm²
-
|
Die Size
146 mm²
-
|
|
Transistor Count
11.1 Billion
-
|
Transistor Count
514 Million
-
|
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Transistor Density
46.67M/mm²
-
|
Transistor Density
3.52M/mm²
-
|
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Form
Soldered
|
Form
MXM-A
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|
Shading Units
1792 Shaders
-
|
Shading Units
320 Shaders
-
|
|
Texture Mapping Units
112 TMUs
|
Texture Mapping Units
32 TMUs
|
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Render Output Units
64 ROPs
|
Render Output Units
8 ROPs
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-
-
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-
-
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Ray-Tracing Cores
28 RT-Cores
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-
-
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-
-
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-
-
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Compute Units
28 CUs
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Compute Units
4 CUs
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-
-
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-
-
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Graphics Processing Clusters
1 GPC
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-
-
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-
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1489MHz Base
2177MHz
|
-
-
-
680MHz
|
|
Peak AI Performance
15.61 TFLOPS
FP16
|
Peak AI Performance
440 GFLOPS
FP32
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-
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-
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-
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-
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-
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-
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-
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-
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FP16
15.61 TFLOPS
-
-
-
-
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-
-
-
-
-
-
|
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FP32
7.8 TFLOPS
-
-
|
FP32
440 GFLOPS
-
-
|
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FP64
490 GFLOPS
-
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-
-
-
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-
-
-
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-
-
-
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-
-
-
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-
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-
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-
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-
-
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Pixel Fillrate
139.328 GPixel/s
|
Pixel Fillrate
5.44 GPixel/s
|
|
-
-
|
-
-
|
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Texture Fillrate
243.824 GTexel/s
|
Texture Fillrate
21.76 GTexel/s
|
|
L0
32KB/WGP
|
-
-
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L1
-
-
-
128KB/Array
|
L1
-
-
16KB/CU
-
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L2
2MB Shared
|
L2
256KB Shared
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L3
32MB Shared
0.83TB/s
|
-
-
-
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8GB
GDDR6
-
|
512MB
GDDR3
-
|
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Bus Width
128Bit
|
Bus Width
128Bit
|
|
Clock
2000MHz
Transfer Rate
16GT/s
Bandwidth
256GB/s
|
Clock
790MHz
Transfer Rate
1.6GT/s
Bandwidth
25.3GB/s
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TDP
100W
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TDP
35W
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-
-
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-
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No Ports
|
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No Ports
|
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Max Resolution
7680x4320
|
Max Resolution
2560x1600
|
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Max Resolution Refresh Rate
60Hz
|
Max Resolution Refresh Rate
60Hz
|
|
Variable Refresh Rate
-
FreeSync
-
|
Variable Refresh Rate
-
-
-
|
|
Display Stream Compression (DSC)
Supported
|
Display Stream Compression (DSC)
Not Supported
|
|
Multi Monitor Support
3
|
Multi Monitor Support
2
|
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Content Protection
HDCP 2.3
|
-
-
|
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Model
VCN 3.0
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No Encoders
-
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Codec
-
-
-
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AVC (H.264)
HEVC (H.265)
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-
-
-
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-
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Model
VCN 3.0
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Model
UVD 2.0
|
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Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
-
VP9
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
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Codec
-
-
-
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
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Direct X
12
Direct 3D
12_2
|
Direct X
10
Direct 3D
10_1
|
|
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
|
OpenGL
3.3
OpenCL
1.1
-
-
|
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Shader Model
6.5
-
-
GFX
10.3
-
-
-
-
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Shader Model
4.1
-
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GFX
3
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-
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Not a Card
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Not a Card
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PCIe Version
2.0
PCIe Lanes
16
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