AMD Radeon 890M vs AMD Radeon Instinct MI455X
GPU Specs Compare
Graphics Card
Release Date
Jul 2024
Jul 2026
Generation
Navi III IGP(Strix Point Mobile)
Radeon Instinct
Type
Integrated
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 6.0 x16
Clock Speeds
Base Clock
400 MHz
1000 MHz
Boost Clock
2900 MHz
2400 MHz
Memory Clock
System Shared
1900 MHz
Memory
Memory Size
System Shared
432GB
Memory Type
System Shared
HBM4
Memory Bus
System Shared
24576bit
Bandwidth
System Dependent
23.3TB/s
Render Config
Compute Units
16
256
Shading Units
1024
32768
TMUs
64
1024
ROPs
32
0
RT Cores
16
-
L1 Cache
128 KB per Array
32 KB (per CU)
L2 Cache
2 MB
192 MB
Theoretical Performance
Pixel Rate
92.80 GPixel/s
0 MPixel/s
Texture Rate
185.6 GTexel/s
2457.6 GTexel/s
FP16 (half)
11.88 TFLOPS
157.3 TFLOPS
FP32 (float)
5.939 TFLOPS
157.3 TFLOPS
FP64 (double)
371.2 GFLOPS
2.458 TFLOPS
Graphics Processor
GPU Name
Strix Point
MI450 256CU
Architecture
RDNA 3.5
CDNA 5.0
Foundry
TSMC
TSMC
Process Size
4 nm
2 nm
Transistors
34 billion
320 billion
Die Size
233 mm²
Unknown
Board Design
TDP
15W
2300W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Suggested PSU
-
2700 W
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
2.1
3.0
Vulkan
1.3
N/A
Shader Model
6.8
N/A
📊 Benchmark
3DMark Time Spy
3,373
-
3DMark Time Spy Extreme
1,640
-
3DMark Speed Way
544
-