NVIDIA Quadro RTX 4000 vs NVIDIA Tesla K20Xm
GPU · Specs Compare
Graphics Card
Release Date
Nov 2018
Nov 2012
Generation
Quadro Turing
Tesla
Type
Professional
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1005 MHz
—
Boost Clock
1545 MHz
—
Memory Clock
1625 MHz
1300 MHz
Memory
Memory Size
8GB
6GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
384bit
Bandwidth
416.0GB/s
249.6GB/s
Render Config
SM Count
36
—
Shading Units
2304
2688
TMUs
144
224
ROPs
64
48
Tensor Cores
288
—
RT Cores
36
—
L1 Cache
64 KB (per SM)
16 KB (per SMX)
L2 Cache
4 MB
1536 KB
Theoretical Performance
Pixel Rate
98.88 GPixel/s
40.99 GPixel/s
Texture Rate
222.5 GTexel/s
164.0 GTexel/s
FP16 (half)
14.24 TFLOPS
—
FP32 (float)
7.119 TFLOPS
3.935 TFLOPS
FP64 (double)
222.5 GFLOPS
1312 GFLOPS
Graphics Processor
GPU Name
TU104
GK110
GPU Variant
TU104-850-A1
—
Architecture
Turing
Kepler
Foundry
TSMC
TSMC
Process Size
12 nm
28 nm
Transistors
13.6 billion
7.08 billion
Die Size
545 mm²
561 mm²
Board Design
TDP
160W
235W
Suggested PSU
450 W
550 W
Outputs
3x DisplayPort 1.4a1x USB Type-C
No outputs
Power Connectors
1x 8-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
7.5
3.5
Shader Model
6.8
5.1
Benchmark
3DMark Time Spy
7,853
—
3DMark Time Spy Extreme
3,696
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.