NVIDIA Rubin GPU vs NVIDIA Tesla K80
GPU Specs Compare
Graphics Card
Release Date
Jan 2026
Nov 2014
Generation
Server Rubin
Tesla
Type
Desktop
Professional
Bus Interface
PCIe 6.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
700 MHz
562 MHz
Boost Clock
2267 MHz
824 MHz
Memory Clock
2695 MHz
1253 MHz
Memory
Memory Size
288GB
12GB
Memory Type
HBM4
GDDR5
Memory Bus
16384bit
384bit
Bandwidth
22.1TB/s
240.6GB/s
Render Config
SM Count
224
-
Shading Units
28672
2496
TMUs
896
208
ROPs
24
48
Tensor Cores
896
-
L1 Cache
256 KB (per SM)
16 KB (per SMX)
L2 Cache
128 MB
1536 KB
Theoretical Performance
Pixel Rate
54.41 GPixel/s
42.85 GPixel/s
Texture Rate
2031.2 GTexel/s
171.4 GTexel/s
FP16 (half)
260.0 TFLOPS
-
FP32 (float)
130.0 TFLOPS
4.113 TFLOPS
FP64 (double)
32.50 TFLOPS
1371 GFLOPS
Graphics Processor
GPU Name
GR100
GK210
Architecture
Rubin
Kepler 2.0
Foundry
TSMC
TSMC
Process Size
3 nm
28 nm
Transistors
336 billion
7.1 billion
Die Size
1456 mm²
561 mm²
GPU Variant
-
GK210-885-A1
Board Design
TDP
2300W
300W
Suggested PSU
2700 W
700 W
Outputs
No outputs
No outputs
Power Connectors
-
1x 8-pin
Graphics Features
DirectX
N/A
12 (11_1)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.1
CUDA
10.7
3.7
Shader Model
N/A
5.1