AMD Radeon Instinct MI455X vs AMD Radeon Pro V320
GPU Specs Compare
Graphics Card
Release Date
Jul 2026
Jun 2017
Generation
Radeon Instinct
Radeon Pro Vega
Type
Desktop
Desktop
Bus Interface
PCIe 6.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1000 MHz
852 MHz
Boost Clock
2400 MHz
1500 MHz
Memory Clock
1900 MHz
945 MHz
Memory
Memory Size
432GB
8GB
Memory Type
HBM4
HBM2
Memory Bus
24576bit
2048bit
Bandwidth
23.3TB/s
483.8GB/s
Render Config
Compute Units
256
56
Shading Units
32768
3584
TMUs
1024
224
ROPs
0
64
L1 Cache
32 KB (per CU)
16 KB (per CU)
L2 Cache
192 MB
4 MB
Theoretical Performance
Pixel Rate
0 MPixel/s
96.00 GPixel/s
Texture Rate
2457.6 GTexel/s
336.0 GTexel/s
FP16 (half)
157.3 TFLOPS
21.50 TFLOPS
FP32 (float)
157.3 TFLOPS
10.75 TFLOPS
FP64 (double)
2.458 TFLOPS
672.0 GFLOPS
Graphics Processor
GPU Name
MI450 256CU
Vega 10
Architecture
CDNA 5.0
GCN 5.0
Foundry
TSMC
GlobalFoundries
Process Size
2 nm
14 nm
Transistors
320 billion
12.5 billion
Die Size
Unknown
495 mm²
GPU Variant
-
Vega 10 XL GL SERVER(215-0894144)
Board Design
TDP
2300W
230W
Suggested PSU
2700 W
550 W
Outputs
No outputs
4x mini-DisplayPort 1.4a
Power Connectors
None
2x 8-pin
Graphics Features
DirectX
N/A
12 (12_1)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.3
Shader Model
N/A
6.7