AMD Radeon Instinct MI25 vs NVIDIA A800 SXM4 80 GB
GPU · Specs Compare
Graphics Card
Release Date
Jun 2017
Aug 2022
Generation
Radeon Instinct
Ampere
Type
Professional
AI GPU
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1400 MHz
1155 MHz
Boost Clock
1500 MHz
1410 MHz
Memory Clock
852 MHz
1593 MHz
Memory
Memory Size
16GB
80GB
Memory Type
HBM2
HBM2e
Memory Bus
2048bit
5120bit
Bandwidth
436.2GB/s
2039GB/s
Render Config
Compute Units
64
—
Shading Units
4096
6912
TMUs
256
432
ROPs
64
160
L1 Cache
16 KB (per CU)
192 KB (per SM)
L2 Cache
4 MB
40 MB
SM Count
—
108
Tensor Cores
—
432
Theoretical Performance
Pixel Rate
96.00 GPixel/s
225.6 GPixel/s
Texture Rate
384.0 GTexel/s
609.1 GTexel/s
FP16 (half)
24.58 TFLOPS
77.97 TFLOPS
FP32 (float)
12.29 TFLOPS
19.49 TFLOPS
FP64 (double)
768.0 GFLOPS
9.746 TFLOPS
Graphics Processor
GPU Name
Vega 10
GA100
GPU Variant
Vega 10 XT GL(215-0894124)
—
Architecture
GCN 5.0
Ampere
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
7 nm
Transistors
12.5 billion
54.2 billion
Die Size
495 mm²
826 mm²
Board Design
TDP
300W
400W
Suggested PSU
700 W
800 W
Outputs
No outputs
No outputs
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 (12_1)
N/A
OpenGL
4.6
N/A
OpenCL
2.1
3.0
Vulkan
1.2
N/A
Shader Model
6.4
N/A
CUDA
—
8.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.