AMD Radeon RX 6850M XT vs AMD Instinct MI300A
GPU · Specs Compare
Graphics Card
Release Date
Jan 2022
Dec 2023
Generation
Navi Mobile
Radeon Instinct
Type
Mobile
Professional
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
2321 MHz
1000 MHz
Boost Clock
2581 MHz
2100 MHz
Memory Clock
2250 MHz
1300 MHz
Memory
Memory Size
12GB
128GB
Memory Type
GDDR6
HBM3
Memory Bus
192bit
8192bit
Bandwidth
432.0GB/s
5.32TB/s
Render Config
Compute Units
40
228
Shading Units
2560
14592
TMUs
160
912
ROPs
64
0
RT Cores
40
—
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
3 MB
16 MB
L3 Cache
96 MB
256 MB
Theoretical Performance
Pixel Rate
165.2 GPixel/s
0 MPixel/s
Texture Rate
413.0 GTexel/s
1915.2 GTexel/s
FP16 (half)
26.43 TFLOPS
653.7 TFLOPS
FP32 (float)
13.21 TFLOPS
61.29 TFLOPS
FP64 (double)
825.9 GFLOPS
30.64 TFLOPS
Graphics Processor
GPU Name
Navi 22
Aqua Vanjaram
GPU Variant
Navi 22 XTM
—
Architecture
RDNA 2.0
CDNA 3.0
Foundry
TSMC
TSMC
Process Size
7 nm
5 nm
Transistors
17.2 billion
153 billion
Die Size
335 mm²
1017 mm²
Board Design
TDP
165W
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
2.1
3.0
Vulkan
1.3
N/A
Shader Model
6.8
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.