AMD Instinct MI300X vs Intel Arc Pro B50
GPU Specs Compare
Graphics Card
Release Date
Dec 2023
Sep 2025
Generation
Radeon Instinct
Battlemage
Type
Professional
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 5.0 x8
Clock Speeds
Base Clock
1000 MHz
1700 MHz
Boost Clock
2100 MHz
2600 MHz
Memory Clock
2525 MHz
1750 MHz
Memory
Memory Size
192GB
16GB
Memory Type
HBM3
GDDR6
Memory Bus
8192bit
128bit
Bandwidth
10.3TB/s
224.0GB/s
Render Config
Compute Units
304
-
Shading Units
19456
2048
TMUs
1216
128
ROPs
0
16
L1 Cache
16 KB (per CU)
-
L2 Cache
16 MB
4 MB
L3 Cache
256 MB
-
RT Cores
-
16
Theoretical Performance
Pixel Rate
0 MPixel/s
41.60 GPixel/s
Texture Rate
2553.6 GTexel/s
332.8 GTexel/s
FP16 (half)
653.7 TFLOPS
21.30 TFLOPS
FP32 (float)
81.72 TFLOPS
10.65 TFLOPS
FP64 (double)
81.72 TFLOPS
2.662 TFLOPS
Graphics Processor
GPU Name
Aqua Vanjaram
BMG-G21
Architecture
CDNA 3.0
Xe2
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
153 billion
19.6 billion
Die Size
1017 mm²
272 mm²
Board Design
TDP
750W
70W
Suggested PSU
1150 W
250 W
Outputs
No outputs
4x mini-DisplayPort 2.1
Power Connectors
None
None
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.4
Shader Model
N/A
6.6