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

NVIDIA A100 PCIe 80 GB vs NVIDIA Tesla K80

We compared two Professional market GPUs: 80GB VRAM A100 PCIe 80 GB and 12GB VRAM Tesla K80 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 (1.94TB/s vs 240.6GB/s)
4416 additional rendering cores

Score

Benchmark

FP32 (float)
A100 PCIe 80 GB +373%
19.49 TFLOPS
Tesla K80
4.113 TFLOPS
Blender
A100 PCIe 80 GB +897%
3722
Tesla K80
373
OctaneBench
A100 PCIe 80 GB +400%
310
Tesla K80
62
VS

Graphics Card

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

Clock Speeds

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

Memory

80GB
Memory Size
12GB
HBM2e
Memory Type
GDDR5
5120bit
Memory Bus
384bit
1.94TB/s
Bandwidth
240.6GB/s

Render Config

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

Theoretical Performance

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

Board Design

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

Graphics Processor

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

Graphics Features

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

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