NVIDIA Tesla K20c vs AMD Radeon RX 6650M
GPU Specs Compare
Graphics Card
Release Date
Nov 2012
Jan 2022
Generation
Tesla
Mobility Radeon
Type
Professional
Mobile
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x8
Clock Speeds
Memory Clock
1300 MHz
2000 MHz
Base Clock
-
2068 MHz
Boost Clock
-
2416 MHz
Memory
Memory Size
5GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
320bit
128bit
Bandwidth
208.0GB/s
256.0GB/s
Render Config
Shading Units
2496
1792
TMUs
208
112
ROPs
40
64
L1 Cache
16 KB (per SMX)
128 KB per Array
L2 Cache
1280 KB
2 MB
Compute Units
-
28
RT Cores
-
28
L3 Cache
-
32 MB
Theoretical Performance
Pixel Rate
36.71 GPixel/s
154.6 GPixel/s
Texture Rate
146.8 GTexel/s
270.6 GTexel/s
FP32 (float)
3.524 TFLOPS
8.659 TFLOPS
FP64 (double)
1175 GFLOPS
541.2 GFLOPS
FP16 (half)
-
17.32 TFLOPS
Graphics Processor
GPU Name
GK110
Navi 23
GPU Variant
GK110-885-KA-A1
-
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
225W
120W
Suggested PSU
550 W
-
Outputs
No outputs
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None
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
📊 Benchmark
OctaneBench
55
-
3DMark Time Spy
-
8,306
3DMark Time Spy Extreme
-
3,825
Blender
-
909