NVIDIA GeForce RTX 3080 Ti vs NVIDIA Tesla K20Xm
GPU · Specs Compare
Graphics Card
Release Date
May 2021
Nov 2012
Generation
GeForce 30
Tesla
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1365 MHz
—
Boost Clock
1665 MHz
—
Memory Clock
1188 MHz
1300 MHz
Memory
Memory Size
12GB
6GB
Memory Type
GDDR6X
GDDR5
Memory Bus
384bit
384bit
Bandwidth
912.4GB/s
249.6GB/s
Render Config
SM Count
80
—
Shading Units
10240
2688
TMUs
320
224
ROPs
112
48
Tensor Cores
320
—
RT Cores
80
—
L1 Cache
128 KB (per SM)
16 KB (per SMX)
L2 Cache
6 MB
1536 KB
Theoretical Performance
Pixel Rate
186.5 GPixel/s
40.99 GPixel/s
Texture Rate
532.8 GTexel/s
164.0 GTexel/s
FP16 (half)
34.10 TFLOPS
—
FP32 (float)
34.10 TFLOPS
3.935 TFLOPS
FP64 (double)
532.8 GFLOPS
1312 GFLOPS
Graphics Processor
GPU Name
GA102
GK110
GPU Variant
GA102-225-A1
—
Architecture
Ampere
Kepler
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
28.3 billion
7.08 billion
Die Size
628 mm²
561 mm²
Board Design
TDP
350W
235W
Suggested PSU
750 W
550 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
No outputs
Power Connectors
1x 12-pin
—
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.1
CUDA
8.6
3.5
Shader Model
6.6
5.1
Benchmark
3DMark Time Spy
19,629
—
3DMark Time Spy Extreme
10,032
—
3DMark Speed Way
5,330
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.