Home GPU Comparison NVIDIA Tesla K80 vs NVIDIA A100 PCIe 80 GB

NVIDIA Tesla K80 vs NVIDIA A100 PCIe 80 GB

We compared two Professional market GPUs: 12GB VRAM Tesla K80 and 80GB VRAM A100 PCIe 80 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A100 PCIe 80 GB 's Advantages
Released 6 years and 7 months late
Boost Clock has increased by 71% (1410MHz vs 824MHz)
More VRAM (80GB vs 12GB)
Larger VRAM bandwidth (1935GB/s vs 240.6GB/s)
4416 additional rendering cores

Score

Benchmark

FP32 (float)
Tesla K80
4.113 TFLOPS
A100 PCIe 80 GB +373%
19.49 TFLOPS
Blender
Tesla K80
373
A100 PCIe 80 GB +924%
3823
OctaneBench
Tesla K80
62
A100 PCIe 80 GB +400%
310
VS

Graphics Card

Nov 2014
Release Date
Jun 2021
Tesla
Generation
Tesla Ampere
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

562 MHz
Base Clock
1065 MHz
824 MHz
Boost Clock
1410 MHz
1253 MHz
Memory Clock
1512 MHz

Memory

12GB
Memory Size
80GB
GDDR5
Memory Type
HBM2e
384bit
Memory Bus
5120bit
240.6GB/s
Bandwidth
1935GB/s

Render Config

-
SM Count
108
-
Compute Units
-
2496
Shading Units
6912
208
TMUs
432
48
ROPs
160
-
Tensor Cores
432
-
RT Cores
-
16 KB (per SMX)
L1 Cache
192 KB (per SM)
1536 KB
L2 Cache
80 MB

Theoretical Performance

42.85 GPixel/s
Pixel Rate
225.6 GPixel/s
171.4 GTexel/s
Texture Rate
609.1 GTexel/s
-
FP16 (half)
77.97 TFLOPS
4.113 TFLOPS
FP32 (float)
19.49 TFLOPS
1371 GFLOPS
FP64 (double)
9.746 TFLOPS

Graphics Processor

GK210
GPU Name
GA100
GK210-885-A1
GPU Variant
-
Kepler 2.0
Architecture
Ampere
TSMC
Foundry
TSMC
28 nm
Process Size
7 nm
7.1 billion
Transistors
54.2 billion
561 mm²
Die Size
826 mm²

Board Design

300W
TDP
300W
700 W
Suggested PSU
700 W
No outputs
Outputs
No outputs
1x 8-pin
Power Connectors
8-pin EPS

Graphics Features

12 (11_1)
DirectX
N/A
4.6
OpenGL
N/A
3.0
OpenCL
3.0
1.1
Vulkan
N/A
3.7
CUDA
8.0
5.1
Shader Model
N/A

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