NVIDIA Tesla K40st vs NVIDIA GeForce RTX 3080
GPU Specs Compare
Graphics Card
Release Date
Nov 2013
Sep 2020
Generation
Tesla
GeForce 30
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1502 MHz
1188 MHz
Base Clock
-
1440 MHz
Boost Clock
-
1710 MHz
Memory
Memory Size
12GB
10GB
Memory Type
GDDR5
GDDR6X
Memory Bus
384bit
320bit
Bandwidth
288.4GB/s
760.3GB/s
Render Config
Shading Units
2880
8704
TMUs
240
272
ROPs
48
96
L1 Cache
16 KB (per SMX)
128 KB (per SM)
L2 Cache
1536 KB
5 MB
SM Count
-
68
Tensor Cores
-
272
RT Cores
-
68
Theoretical Performance
Pixel Rate
34.50 GPixel/s
164.2 GPixel/s
Texture Rate
138.0 GTexel/s
465.1 GTexel/s
FP32 (float)
3.312 TFLOPS
29.77 TFLOPS
FP64 (double)
1104 GFLOPS
465.1 GFLOPS
FP16 (half)
-
29.77 TFLOPS
Graphics Processor
GPU Name
GK110B
GA102
Architecture
Kepler
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
7.08 billion
28.3 billion
Die Size
561 mm²
628 mm²
GPU Variant
-
GA102-200-KD-A1
Board Design
TDP
245W
320W
Suggested PSU
550 W
700 W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
-
1x 12-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
3.5
8.6
Shader Model
5.1
6.6
📊 Benchmark
3DMark Time Spy
-
17,662
3DMark Time Spy Extreme
-
8,879