NVIDIA Tesla K20X vs AMD Radeon Graphics 448SP
GPU · Specs Compare
Graphics Card
Release Date
Nov 2012
Jan 2021
Generation
Tesla
Lucienne
Type
Professional
Integrated
Bus Interface
PCIe 3.0 x16
IGP
Clock Speeds
Memory Clock
1300 MHz
System Shared
Base Clock
—
300 MHz
Boost Clock
—
1800 MHz
Memory
Memory Size
6GB
System Shared
Memory Type
GDDR5
System Shared
Memory Bus
384bit
System Shared
Bandwidth
249.6GB/s
System Dependent
Render Config
Shading Units
2688
448
TMUs
224
32
ROPs
48
8
L1 Cache
16 KB (per SMX)
—
L2 Cache
1536 KB
—
Compute Units
—
7
Theoretical Performance
Pixel Rate
40.99 GPixel/s
14.40 GPixel/s
Texture Rate
164.0 GTexel/s
57.60 GTexel/s
FP32 (float)
3.935 TFLOPS
1.613 TFLOPS
FP64 (double)
1312 GFLOPS
100.8 GFLOPS
FP16 (half)
—
3.226 TFLOPS
Graphics Processor
GPU Name
GK110
Lucienne
Architecture
Kepler
GCN 5.1
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
7.08 billion
9.8 billion
Die Size
561 mm²
156 mm²
Board Design
TDP
235W
25W
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 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.1
1.2
CUDA
3.5
—
Shader Model
5.1
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.