NVIDIA Tesla K20X vs AMD Radeon RX 6600
GPU · Specs Compare
Graphics Card
Release Date
Nov 2012
Oct 2021
Generation
Tesla
Navi II
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Memory Clock
1300 MHz
1750 MHz
Base Clock
—
1626 MHz
Boost Clock
—
2491 MHz
Memory
Memory Size
6GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
128bit
Bandwidth
249.6GB/s
224.0GB/s
Render Config
Shading Units
2688
1792
TMUs
224
112
ROPs
48
64
L1 Cache
16 KB (per SMX)
128 KB per Array
L2 Cache
1536 KB
2 MB
Compute Units
—
28
RT Cores
—
28
L3 Cache
—
32 MB
Theoretical Performance
Pixel Rate
40.99 GPixel/s
159.4 GPixel/s
Texture Rate
164.0 GTexel/s
279.0 GTexel/s
FP32 (float)
3.935 TFLOPS
8.928 TFLOPS
FP64 (double)
1312 GFLOPS
558.0 GFLOPS
FP16 (half)
—
17.86 TFLOPS
Graphics Processor
GPU Name
GK110
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
GPU Variant
—
Navi 23 XL(215-130000016)
Board Design
TDP
235W
132W
Suggested PSU
550 W
300 W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
1x 6-pin + 1x 8-pin
1x 8-pin
Graphics Features
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.1
1.3
CUDA
3.5
—
Shader Model
5.1
6.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.