AMD Radeon Instinct MI250X vs AMD Radeon RX 6850M XT
GPU Specs Compare
Graphics Card
Release Date
Nov 2021
Jan 2022
Generation
Radeon Instinct
Navi Mobile
Type
Professional
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1000 MHz
2321 MHz
Boost Clock
1700 MHz
2581 MHz
Memory Clock
1600 MHz
2250 MHz
Memory
Memory Size
128GB
12GB
Memory Type
HBM2e
GDDR6
Memory Bus
8192bit
192bit
Bandwidth
3277GB/s
432.0GB/s
Render Config
Compute Units
220
40
Shading Units
14080
2560
TMUs
880
160
ROPs
0
64
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
16 MB
3 MB
RT Cores
-
40
L3 Cache
-
96 MB
Theoretical Performance
Pixel Rate
0 MPixel/s
165.2 GPixel/s
Texture Rate
1496 GTexel/s
413.0 GTexel/s
FP16 (half)
383.0 TFLOPS
26.43 TFLOPS
FP32 (float)
47.87 TFLOPS
13.21 TFLOPS
FP64 (double)
47.87 TFLOPS
825.9 GFLOPS
Graphics Processor
GPU Name
Aldebaran
Navi 22
GPU Variant
Aldebaran XT
Navi 22 XTM
Architecture
CDNA 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
6 nm
7 nm
Transistors
58.2 billion
17.2 billion
Die Size
Unknown
335 mm²
Board Design
TDP
500W
165W
Suggested PSU
900 W
-
Outputs
No outputs
Portable Device Dependent
Power Connectors
2x 8-pin
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