AMD FirePro W8000 vs AMD Radeon Instinct MI455X
GPU Specs Compare
Graphics Card
Release Date
Jun 2012
Jul 2026
Generation
FirePro
Radeon Instinct
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 6.0 x16
Clock Speeds
Memory Clock
1375 MHz
1900 MHz
Base Clock
-
1000 MHz
Boost Clock
-
2400 MHz
Memory
Memory Size
4GB
432GB
Memory Type
GDDR5
HBM4
Memory Bus
256bit
24576bit
Bandwidth
176.0GB/s
23.3TB/s
Render Config
Compute Units
28
256
Shading Units
1792
32768
TMUs
112
1024
ROPs
32
0
L1 Cache
16 KB (per CU)
32 KB (per CU)
L2 Cache
512 KB
192 MB
Theoretical Performance
Pixel Rate
28.80 GPixel/s
0 MPixel/s
Texture Rate
100.8 GTexel/s
2457.6 GTexel/s
FP32 (float)
3.226 TFLOPS
157.3 TFLOPS
FP64 (double)
806.4 GFLOPS
2.458 TFLOPS
FP16 (half)
-
157.3 TFLOPS
Graphics Processor
GPU Name
Tahiti
MI450 256CU
GPU Variant
Tahiti PRO 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
225W
2300W
Suggested PSU
550 W
2700 W
Outputs
4x DisplayPort 1.21x SDI
No outputs
Power Connectors
2x 6-pin
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