AMD FirePro D500 vs AMD Radeon Instinct MI455X
GPU Specs Compare
Graphics Card
Release Date
Jan 2014
Jul 2026
Generation
FirePro
Radeon Instinct
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 6.0 x16
Clock Speeds
Memory Clock
1270 MHz
1900 MHz
Base Clock
-
1000 MHz
Boost Clock
-
2400 MHz
Memory
Memory Size
3GB
432GB
Memory Type
GDDR5
HBM4
Memory Bus
384bit
24576bit
Bandwidth
243.8GB/s
23.3TB/s
Render Config
Compute Units
24
256
Shading Units
1536
32768
TMUs
96
1024
ROPs
32
0
L1 Cache
16 KB (per CU)
32 KB (per CU)
L2 Cache
768 KB
192 MB
Theoretical Performance
Pixel Rate
23.20 GPixel/s
0 MPixel/s
Texture Rate
69.60 GTexel/s
2457.6 GTexel/s
FP32 (float)
2.227 TFLOPS
157.3 TFLOPS
FP64 (double)
556.8 GFLOPS
2.458 TFLOPS
FP16 (half)
-
157.3 TFLOPS
Graphics Processor
GPU Name
Tahiti
MI450 256CU
GPU Variant
Tahiti LE GL
-
Architecture
GCN 1.0
CDNA 5.0
Foundry
TSMC
TSMC
Process Size
28 nm
2 nm
Transistors
4.313 billion
320 billion
Die Size
352 mm²
Unknown
Board Design
TDP
274W
2300W
Suggested PSU
600 W
2700 W
Outputs
6x mini-DisplayPort 1.21x SDI
No outputs
Power Connectors
-
None
Graphics Features
DirectX
12 (11_1)
N/A
OpenGL
4.6
N/A
OpenCL
1.2
3.0
Vulkan
1.2
N/A
Shader Model
5.1
N/A