NVIDIA Tesla K80 vs AMD Radeon Instinct MI355X
GPU Specs Compare
Graphics Card
Release Date
Nov 2014
Jun 2025
Generation
Tesla
Radeon Instinct
Type
Professional
Professional
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
562 MHz
1000 MHz
Boost Clock
824 MHz
2400 MHz
Memory Clock
1253 MHz
2000 MHz
Memory
Memory Size
12GB
288GB
Memory Type
GDDR5
HBM3e
Memory Bus
384bit
8192bit
Bandwidth
240.6GB/s
8.19TB/s
Render Config
Shading Units
2496
16384
TMUs
208
1024
ROPs
48
0
L1 Cache
16 KB (per SMX)
32 KB (per CU)
L2 Cache
1536 KB
32 MB
Compute Units
-
256
Tensor Cores
-
1216
L3 Cache
-
256 MB
Theoretical Performance
Pixel Rate
42.85 GPixel/s
0 MPixel/s
Texture Rate
171.4 GTexel/s
2457.6 GTexel/s
FP32 (float)
4.113 TFLOPS
78.64 TFLOPS
FP64 (double)
1371 GFLOPS
39.32 TFLOPS
FP16 (half)
-
78.64 TFLOPS
Graphics Processor
GPU Name
GK210
MI350 256CU
GPU Variant
GK210-885-A1
-
Architecture
Kepler 2.0
CDNA 4.0
Foundry
TSMC
TSMC
Process Size
28 nm
3 nm
Transistors
7.1 billion
185 billion
Die Size
561 mm²
Unknown
Board Design
TDP
300W
1400W
Suggested PSU
700 W
1800 W
Outputs
No outputs
No outputs
Power Connectors
1x 8-pin
None
Graphics Features
DirectX
12 (11_1)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.1
N/A
CUDA
3.7
-
Shader Model
5.1
N/A