NVIDIA Tesla K80 vs NVIDIA Tesla T40 24 GB
GPU · Specs Compare
Graphics Card
Release Date
Nov 2014
Unknown
Generation
Tesla
Tesla Turing
Type
Professional
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
562 MHz
1305 MHz
Boost Clock
824 MHz
1560 MHz
Memory Clock
1253 MHz
1625 MHz
Memory
Memory Size
12GB
24GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
384bit
Bandwidth
240.6GB/s
624.0GB/s
Render Config
Shading Units
2496
4608
TMUs
208
288
ROPs
48
96
L1 Cache
16 KB (per SMX)
64 KB (per SM)
L2 Cache
1536 KB
6 MB
SM Count
—
72
Tensor Cores
—
576
RT Cores
—
72
Theoretical Performance
Pixel Rate
42.85 GPixel/s
149.8 GPixel/s
Texture Rate
171.4 GTexel/s
449.3 GTexel/s
FP32 (float)
4.113 TFLOPS
14.38 TFLOPS
FP64 (double)
1371 GFLOPS
449.3 GFLOPS
FP16 (half)
—
28.75 TFLOPS
Graphics Processor
GPU Name
GK210
TU102
GPU Variant
GK210-885-A1
—
Architecture
Kepler 2.0
Turing
Foundry
TSMC
TSMC
Process Size
28 nm
12 nm
Transistors
7.1 billion
18.6 billion
Die Size
561 mm²
754 mm²
Board Design
TDP
300W
250W
Suggested PSU
700 W
600 W
Outputs
No outputs
No outputs
Power Connectors
1x 8-pin
1x 8-pin
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.3
CUDA
3.7
7.5
Shader Model
5.1
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.