AMD Radeon Instinct MI355X vs NVIDIA Tesla K40c
GPU · Specs Compare
Graphics Card
Release Date
Jun 2025
Oct 2013
Generation
Radeon Instinct
Tesla
Type
Professional
Professional
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1000 MHz
745 MHz
Boost Clock
2400 MHz
876 MHz
Memory Clock
2000 MHz
1502 MHz
Memory
Memory Size
288GB
12GB
Memory Type
HBM3e
GDDR5
Memory Bus
8192bit
384bit
Bandwidth
8.19TB/s
288.4GB/s
Render Config
Compute Units
256
—
Shading Units
16384
2880
TMUs
1024
240
ROPs
0
48
Tensor Cores
1216
—
L1 Cache
32 KB (per CU)
16 KB (per SMX)
L2 Cache
32 MB
1536 KB
L3 Cache
256 MB
—
Theoretical Performance
Pixel Rate
0 MPixel/s
52.56 GPixel/s
Texture Rate
2457.6 GTexel/s
210.2 GTexel/s
FP16 (half)
78.64 TFLOPS
—
FP32 (float)
78.64 TFLOPS
5.046 TFLOPS
FP64 (double)
39.32 TFLOPS
1.682 TFLOPS
Graphics Processor
GPU Name
MI350 256CU
GK180
Architecture
CDNA 4.0
Kepler
Foundry
TSMC
TSMC
Process Size
3 nm
28 nm
Transistors
185 billion
7.08 billion
Die Size
Unknown
561 mm²
GPU Variant
—
GK180-890-A1
Board Design
TDP
1400W
245W
Suggested PSU
1800 W
550 W
Outputs
No outputs
No outputs
Power Connectors
None
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
N/A
12 (11_0)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.1
Shader Model
N/A
5.1
CUDA
—
3.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.