AMD Radeon RX 6800 XT vs NVIDIA Tesla K20m
GPU · Specs Compare
Graphics Card
Release Date
Oct 2020
Jan 2013
Generation
Navi II
Tesla
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
1825 MHz
—
Boost Clock
2250 MHz
—
Memory Clock
2000 MHz
1300 MHz
Memory
Memory Size
16GB
5GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
320bit
Bandwidth
512.0GB/s
208.0GB/s
Render Config
Compute Units
72
—
Shading Units
4608
2496
TMUs
288
208
ROPs
128
40
RT Cores
72
—
L1 Cache
128 KB per Array
16 KB (per SMX)
L2 Cache
4 MB
1280 KB
L3 Cache
128 MB
—
Theoretical Performance
Pixel Rate
288.0 GPixel/s
36.71 GPixel/s
Texture Rate
648.0 GTexel/s
146.8 GTexel/s
FP16 (half)
41.47 TFLOPS
—
FP32 (float)
20.74 TFLOPS
3.524 TFLOPS
FP64 (double)
1296 GFLOPS
1175 GFLOPS
Graphics Processor
GPU Name
Navi 21
GK110
GPU Variant
Navi 21 XT(215-121000177)
—
Architecture
RDNA 2.0
Kepler
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
26.8 billion
7.08 billion
Die Size
520 mm²
561 mm²
Board Design
TDP
300W
225W
Suggested PSU
700 W
550 W
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
No outputs
Power Connectors
2x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.1
Shader Model
6.5
5.1
CUDA
—
3.5
Benchmark
3DMark Time Spy
19,329
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.