AMD Radeon Instinct MI300A vs AMD Radeon RX 6850M XT
GPU Specs Compare
Graphics Card
Release Date
Dec 2023
Jan 2022
Generation
Radeon Instinct
Navi Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1000 MHz
2321 MHz
Boost Clock
2100 MHz
2581 MHz
Memory Clock
2525 MHz
2250 MHz
Memory
Memory Size
192GB
12GB
Memory Type
HBM3
GDDR6
Memory Bus
8192bit
192bit
Bandwidth
10.3TB/s
432.0GB/s
Render Config
Compute Units
304
40
Shading Units
19456
2560
TMUs
1216
160
ROPs
0
64
Tensor Cores
1216
-
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
16 MB
3 MB
L3 Cache
256 MB
96 MB
RT Cores
-
40
Theoretical Performance
Pixel Rate
0 MPixel/s
165.2 GPixel/s
Texture Rate
2554 GTexel/s
413.0 GTexel/s
FP16 (half)
653.7 TFLOPS
26.43 TFLOPS
FP32 (float)
81.72 TFLOPS
13.21 TFLOPS
FP64 (double)
81.72 TFLOPS
825.9 GFLOPS
Graphics Processor
GPU Name
Aqua Vanjaram
Navi 22
Architecture
CDNA 3.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
153 billion
17.2 billion
Die Size
1017 mm²
335 mm²
GPU Variant
-
Navi 22 XTM
Board Design
TDP
750W
165W
Suggested PSU
1150 W
-
Outputs
No outputs
Portable Device Dependent
Power Connectors
None
None
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.3
Shader Model
N/A
6.8