ATI FirePro V7800P vs AMD Radeon Instinct MI455X
GPU · Specs Compare
Graphics Card
Release Date
May 2011
Jul 2026
Generation
FirePro
Radeon Instinct
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 6.0 x16
Clock Speeds
Memory Clock
1000 MHz
1900 MHz
Base Clock
—
1000 MHz
Boost Clock
—
2400 MHz
Memory
Memory Size
2GB
432GB
Memory Type
GDDR5
HBM4
Memory Bus
256bit
24576bit
Bandwidth
128.0GB/s
23.3TB/s
Render Config
Compute Units
18
256
Shading Units
1440
32768
TMUs
72
1024
ROPs
32
0
L1 Cache
8 KB (per CU)
32 KB (per CU)
L2 Cache
512 KB
192 MB
Theoretical Performance
Pixel Rate
22.40 GPixel/s
0 MPixel/s
Texture Rate
50.40 GTexel/s
2457.6 GTexel/s
FP32 (float)
2.016 TFLOPS
157.3 TFLOPS
FP64 (double)
403.2 GFLOPS
2.458 TFLOPS
FP16 (half)
—
157.3 TFLOPS
Graphics Processor
GPU Name
Cypress
MI450 256CU
GPU Variant
Cypress PRO GL
—
Architecture
TeraScale 2
CDNA 5.0
Foundry
TSMC
TSMC
Process Size
40 nm
2 nm
Transistors
2.154 billion
320 billion
Die Size
334 mm²
Unknown
Board Design
TDP
138W
2300W
Suggested PSU
300 W
2700 W
Outputs
1x DisplayPort 1.1
No outputs
Power Connectors
1x 6-pin
None
Graphics Features
DirectX
11.2 (11_0)
N/A
OpenGL
4.4
N/A
OpenCL
1.2
3.0
Vulkan
N/A
N/A
Shader Model
5.0
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.