Radeon Pro 555X vs ATI Radeon HD 2600 XT Mac MXM
Radeon Pro 555X
ATI Radeon HD 2600 XT Mac MXM
|
768 Shaders
4GB GDDR5
907MHz
|
120 Shaders
256MB GDDR3
600MHz
|
|
Peak AI Performance
1.39 TFLOPS
FP16
|
Peak AI Performance
140 GFLOPS
FP32
|
|
FP32
1.39 TFLOPS
|
FP32
140 GFLOPS
|
|
FP16
1.39 TFLOPS
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-
-
|
|
Form Factor
Soldered
-
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Form Factor
MXM-II
-
|
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TDP
35W
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TDP
Unknown
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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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|
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GB6 Vulkan N/A
0%
|
GB6 Vulkan N/A
0%
|
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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%
|
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Manufacturer
Apple
|
Manufacturer
ATI
|
|
Chip Designer
AMD
|
Chip Designer
ATI
|
|
Architecture
GCN 4
|
Architecture
TeraScale 1
|
|
Family
Radeon Pro
|
Family
Radeon HD 2000
|
|
Codename
Baffin
Polaris 21
Variant
Polaris 21 XLA
|
Codename
Shaka
RV630
Variant
M76XT
|
|
Market Segment
Laptop
|
Market Segment
Laptop
|
|
Release Date
7/16/2018
|
Release Date
6/28/2007
|
|
Foundry
GlobalFoundries
-
|
Foundry
TSMC
-
|
|
Fabrication Node
14LPP
-
|
Fabrication Node
65nm
-
|
|
Die Size
123 mm²
-
|
Die Size
153 mm²
-
|
|
Transistor Count
3 Billion
-
|
Transistor Count
390 Million
-
|
|
Transistor Density
24.39M/mm²
-
|
Transistor Density
2.55M/mm²
-
|
|
Form
Soldered
|
Form
MXM-II
|
|
Shading Units
768 Shaders
-
|
Shading Units
120 Shaders
-
|
|
Texture Mapping Units
48 TMUs
|
Texture Mapping Units
8 TMUs
|
|
Render Output Units
16 ROPs
|
Render Output Units
4 ROPs
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
Compute Units
12 CUs
|
Compute Units
3 CUs
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
-
907MHz
|
-
-
-
600MHz
|
|
Peak AI Performance
1.39 TFLOPS
FP16
|
Peak AI Performance
140 GFLOPS
FP32
|
|
-
-
-
|
-
-
-
|
|
-
-
-
-
-
-
|
-
-
-
-
-
-
|
|
FP16
1.39 TFLOPS
-
-
-
-
|
-
-
-
-
-
-
|
|
FP32
1.39 TFLOPS
-
-
|
FP32
140 GFLOPS
-
-
|
|
FP64
90 GFLOPS
-
|
-
-
-
|
|
-
-
-
-
|
-
-
-
-
|
|
-
-
-
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-
-
-
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-
-
-
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-
-
-
|
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-
-
-
-
|
-
-
-
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
Pixel Fillrate
14.512 GPixel/s
|
Pixel Fillrate
2.4 GPixel/s
|
|
-
-
|
-
-
|
|
Texture Fillrate
43.536 GTexel/s
|
Texture Fillrate
4.8 GTexel/s
|
|
-
-
|
-
-
|
|
L1
-
-
16KB/CU
-
|
L1
-
-
-
Unknown
|
|
L2
1MB Shared
|
L2
64KB Shared
|
|
-
-
-
|
-
-
-
|
|
4GB
GDDR5
-
|
256MB
GDDR3
-
|
|
Bus Width
128Bit
|
Bus Width
128Bit
|
|
Clock
1475MHz
Transfer Rate
5.9GT/s
Bandwidth
94.4GB/s
|
Clock
685MHz
Transfer Rate
1.4GT/s
Bandwidth
21.9GB/s
|
|
-
-
-
-
-
-
-
-
-
|
-
-
-
-
-
-
-
-
-
|
|
TDP
35W
|
TDP
Unknown
|
|
-
-
|
-
-
|
|
-
-
-
-
-
-
-
-
-
-
-
-
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-
-
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-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
No Ports
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
No Ports
|
|
Max Resolution
5120x2880
|
Max Resolution
2560x1600
|
|
Max Resolution Refresh Rate
60Hz
|
Max Resolution Refresh Rate
60Hz
|
|
Variable Refresh Rate
-
FreeSync
-
|
Variable Refresh Rate
-
-
-
|
|
Display Stream Compression (DSC)
Not Supported
|
Display Stream Compression (DSC)
Not Supported
|
|
Multi Monitor Support
3
|
Multi Monitor Support
2
|
|
Content Protection
HDCP 2.2
|
-
-
|
|
Model
VCE 3.4
|
No Encoders
-
|
|
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
|
|
Model
UVD 6.3
|
Model
UVD 1.0
|
|
Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
|
Codec
-
-
-
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
|
Direct X
12
Direct 3D
12_0
|
Direct X
10
Direct 3D
10_0
|
|
OpenGL
4.6
OpenCL
2.1
Vulkan
1.3
|
OpenGL
3.3
OpenCL
1.1
-
-
|
|
Shader Model
6.7
-
-
GFX
8
-
-
-
-
|
Shader Model
4.1
-
-
GFX
3
-
-
-
-
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Not a Card
-
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Not a Card
-
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-
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-
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-
-
-
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-
-
-
-
-
-
-
-
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-
-
PCIe Version
3.0
PCIe Lanes
8
|
-
-
PCIe Version
1.0
PCIe Lanes
16
|
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-
-
-
-
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-
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