NVIDIA RTX 4000 SFF Ada Generation vs NVIDIA Tesla K40s
GPU Specs Compare
Graphics Card
Release Date
Nov 2018
Nov 2013
Generation
Radeon Instinct
Tesla Kepler
Type
Professional
Professional
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1200 MHz
706 MHz
Boost Clock
1746 MHz
706 MHz
Memory Clock
1000 MHz
1502 MHz
Memory
Memory Size
16GB
12GB
Memory Type
HBM2
GDDR5
Memory Bus
4096bit
384bit
Bandwidth
1.02TB/s
288.4GB/s
Render Config
SM Count
48
-
Compute Units
60
-
Shading Units
3840
2880
TMUs
240
240
ROPs
64
48
Tensor Cores
192
-
RT Cores
48
-
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
4 MB
1536 KB
Theoretical Performance
Pixel Rate
111.7 GPixel/s
42.36 GPixel/s
Texture Rate
419.0 GTexel/s
169.4 GTexel/s
FP16 (half)
26.82 TFLOPS
-
FP32 (float)
13.41 TFLOPS
4.067 TFLOPS
FP64 (double)
6.705 TFLOPS
1355.5 GFLOPS
Graphics Processor
GPU Name
Vega 20
GK110B
GPU Variant
Vega 20 GLXT
-
Architecture
GCN 5.1
Kepler
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
13.23 billion
7.08 billion
Die Size
331 mm²
561 mm²
Board Design
TDP
300W
245W
Suggested PSU
700 W
550 W
Outputs
1x mini-DisplayPort 1.4a
No outputs
Power Connectors
2x 8-pin
-
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.2.175
CUDA
8.9
3.5
Shader Model
6.7
6.5 (5.1)