AMD Instinct MI250X vs AMD Instinct MI250

AMD Instinct MI250X
AMD Instinct MI250
14080 Shaders
128GB HBM2e
1700MHz
13312 Shaders
128GB HBM2e
1700MHz
Peak Performance
382.98 TOPS
INT4 Tensor
Peak Performance
362.09 TOPS
INT4 Tensor
FP32
47.87 TFLOPS
FP32
45.26 TFLOPS
FP16
95.74 TFLOPS
FP16
90.52 TFLOPS
Form Factor
OAM Module
-
Form Factor
OAM Module
-
TDP
560W
TDP
500W
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GB6 OpenCL N/A
0%
GB6 Metal N/A
0%
GB6 Metal N/A
0%
GB6 Vulkan 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
CDNA 2
Architecture
CDNA 2
Family
Instinct
Family
Instinct
Codename
Aldebaran
Aldebaran XTX
Variant
Aldebaran XTX
Codename
Aldebaran
Aldebaran XT
Variant
Aldebaran XT
Market Segment
Server
Market Segment
Server
Release Date
11/8/2021
Release Date
11/8/2021
Foundry
TSMC
-
Foundry
TSMC
-
Fabrication Node
N6
-
Fabrication Node
N6
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Die Size
2x 724 mm²
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Die Size
2x 724 mm²
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Transistor Count
2x 28 Billion
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Transistor Count
2x 28 Billion
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Transistor Density
38.67M/mm²
-
Transistor Density
38.67M/mm²
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Form
OAM Module
Form
OAM Module
Shading Units
14080 Shaders
-
Shading Units
13312 Shaders
-
Texture Mapping Units
880 TMUs
Texture Mapping Units
832 TMUs
Render Output Units
-
Render Output Units
-
Tensor Cores
880 T-Cores
Tensor Cores
832 T-Cores
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Compute Units
220 CUs
Compute Units
208 CUs
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1000MHz Base
1700MHz
-
-
1000MHz Base
1700MHz
Peak Performance
382.98 TOPS
INT4 Tensor
Peak Performance
362.09 TOPS
INT4 Tensor
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FP16
95.74 TFLOPS
382.98 TFLOPS Tensor (FP16 Accumulate)
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382.98 TFLOPS Tensor (FP32 Accumulate)
-
FP16
90.52 TFLOPS
362.09 TFLOPS Tensor (FP16 Accumulate)
-
362.09 TFLOPS Tensor (FP32 Accumulate)
-
FP32
47.87 TFLOPS
95.74 TFLOPS Tensor
-
FP32
45.26 TFLOPS
90.52 TFLOPS Tensor
-
FP64
47.87 TFLOPS
95.74 TFLOPS Tensor
FP64
45.26 TFLOPS
90.52 TFLOPS Tensor
BF16
-
382.98 TFLOPS Tensor
-
BF16
-
362.09 TFLOPS Tensor
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-
-
-
-
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-
INT4
382.98 TOPS Tensor
-
INT4
362.09 TOPS Tensor
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INT8
-
382.98 TOPS Tensor
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INT8
-
362.09 TOPS Tensor
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Pixel Fillrate
-
Pixel Fillrate
-
-
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Texture Fillrate
1496 GTexel/s
Texture Fillrate
1414.4 GTexel/s
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L1
-
-
16KB/CU
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L1
-
-
16KB/CU
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L2
16MB Shared
L2
16MB Shared
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-
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128GB
HBM2e
ECC
128GB
HBM2e
ECC
Bus Width
8192Bit
Bus Width
8192Bit
Clock
1600MHz
Transfer Rate
3.2GT/s
Bandwidth
3276.8GB/s
Clock
1600MHz
Transfer Rate
3.2GT/s
Bandwidth
3276.8GB/s
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TDP
560W
TDP
500W
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No Ports
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No Ports
Max Resolution
Unknown
Max Resolution
Unknown
Max Resolution Refresh Rate
-
Max Resolution Refresh Rate
-
Variable Refresh Rate
-
-
-
Variable Refresh Rate
-
-
-
Display Stream Compression (DSC)
Not Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
Unknown
Multi Monitor Support
Unknown
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-
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Model
2x VCN 2.6
Model
2x VCN 2.6
Codec
-
-
-
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AVC (H.264)
HEVC (H.265)
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Codec
-
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AVC (H.264)
HEVC (H.265)
-
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No Decoders
No Decoders
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OpenCL
3.0
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OpenCL
3.0
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-
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GFX
9.4
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GFX
9.4
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PCIe Version
4.0
PCIe Lanes
16
-
-
PCIe Version
4.0
PCIe Lanes
16
Multi GPU Support
Supported
Type
Infinity Fabric
Multi GPU Support
Supported
Type
Infinity Fabric
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Change Comparison