NVIDIA Tesla K20s vs AMD Radeon R9 M290X Mac Edition
GPU Specs Compare
Graphics Card
Release Date
Feb 2013
Nov 2014
Generation
Tesla
Crystal System
Type
Professional
Mobile
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1300 MHz
1365 MHz
Base Clock
-
850 MHz
Boost Clock
-
975 MHz
Memory
Memory Size
5GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
320bit
256bit
Bandwidth
208.0GB/s
174.7GB/s
Render Config
Shading Units
2496
1024
TMUs
208
64
ROPs
40
32
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
1280 KB
512 KB
Compute Units
-
16
Theoretical Performance
Pixel Rate
29.90 GPixel/s
31.20 GPixel/s
Texture Rate
119.6 GTexel/s
62.40 GTexel/s
FP32 (float)
2.870 TFLOPS
1.997 TFLOPS
FP64 (double)
956.8 GFLOPS
124.8 GFLOPS
Graphics Processor
GPU Name
GK110
Pitcairn
Architecture
Kepler
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
7.08 billion
2.8 billion
Die Size
561 mm²
212 mm²
GPU Variant
-
Pitcairn PRO(215-0828062)
Board Design
TDP
225W
80W
Suggested PSU
550 W
-
Outputs
No outputs
No outputs
Power Connectors
-
None
Graphics Features
DirectX
12 (11_0)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.1
1.2
CUDA
3.5
-
Shader Model
5.1
5.1