AMD Radeon 680M vs AMD Instinct MI300X
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Dec 2023
Generation
Navi II IGP
Radeon Instinct
Type
Integrated
Professional
Bus Interface
PCIe 4.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
2000 MHz
1000 MHz
Boost Clock
2200 MHz
2100 MHz
Memory Clock
System Shared
2525 MHz
Memory
Memory Size
System Shared
192GB
Memory Type
System Shared
HBM3
Memory Bus
System Shared
8192bit
Bandwidth
System Dependent
10.3TB/s
Render Config
Compute Units
12
304
Shading Units
768
19456
TMUs
48
1216
ROPs
32
0
RT Cores
12
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
16 MB
L3 Cache
-
256 MB
Theoretical Performance
Pixel Rate
70.40 GPixel/s
0 MPixel/s
Texture Rate
105.6 GTexel/s
2553.6 GTexel/s
FP16 (half)
6.758 TFLOPS
653.7 TFLOPS
FP32 (float)
3.379 TFLOPS
81.72 TFLOPS
FP64 (double)
211.2 GFLOPS
81.72 TFLOPS
Graphics Processor
GPU Name
Rembrandt
Aqua Vanjaram
Architecture
RDNA 2.0
CDNA 3.0
Foundry
TSMC
TSMC
Process Size
6 nm
5 nm
Transistors
13.1 billion
153 billion
Die Size
208 mm²
1017 mm²
Board Design
TDP
50W
750W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Suggested PSU
-
1150 W
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
2.0
3.0
Vulkan
1.3
N/A
Shader Model
6.7
N/A