NVIDIA Tesla K40s vs AMD Radeon RX 6800S
GPU · Specs Compare
Graphics Card
Release Date
Nov 2013
Jan 2022
Generation
Tesla Kepler
Mobility Radeon
Type
Professional
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
706 MHz
1800 MHz
Boost Clock
706 MHz
2100 MHz
Memory Clock
1502 MHz
2000 MHz
Memory
Memory Size
12GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
128bit
Bandwidth
288.4GB/s
256.0GB/s
Render Config
Shading Units
2880
2048
TMUs
240
128
ROPs
48
64
L1 Cache
16 KB (per SMX)
128 KB per Array
L2 Cache
1536 KB
2 MB
Compute Units
—
32
RT Cores
—
32
L3 Cache
—
32 MB
Theoretical Performance
Pixel Rate
42.36 GPixel/s
134.4 GPixel/s
Texture Rate
169.4 GTexel/s
268.8 GTexel/s
FP32 (float)
4.067 TFLOPS
8.602 TFLOPS
FP64 (double)
1355.5 GFLOPS
537.6 GFLOPS
FP16 (half)
—
17.20 TFLOPS
Graphics Processor
GPU Name
GK110B
Navi 23
Architecture
Kepler
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
7.08 billion
11.06 billion
Die Size
561 mm²
237 mm²
Board Design
TDP
245W
100W
Suggested PSU
550 W
—
Outputs
No outputs
No outputs
Power Connectors
—
None
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.2.175
1.3
CUDA
3.5
—
Shader Model
6.5 (5.1)
6.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.