AMD Radeon R9 Nano vs NVIDIA Tesla K20m
GPU Specs Compare
Graphics Card
Release Date
Aug 2015
Jan 2013
Generation
Pirate Islands
Tesla
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
500 MHz
1300 MHz
Memory
Memory Size
4GB
5GB
Memory Type
HBM
GDDR5
Memory Bus
4096bit
320bit
Bandwidth
512.0GB/s
208.0GB/s
Render Config
Compute Units
64
-
Shading Units
4096
2496
TMUs
256
208
ROPs
64
40
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
2 MB
1280 KB
Theoretical Performance
Pixel Rate
64.00 GPixel/s
36.71 GPixel/s
Texture Rate
256.0 GTexel/s
146.8 GTexel/s
FP16 (half)
8.192 TFLOPS
-
FP32 (float)
8.192 TFLOPS
3.524 TFLOPS
FP64 (double)
512.0 GFLOPS
1175 GFLOPS
Graphics Processor
GPU Name
Fiji
GK110
GPU Variant
Fiji XT CA(215-0862120)
-
Architecture
GCN 3.0
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
8.9 billion
7.08 billion
Die Size
596 mm²
561 mm²
Board Design
TDP
175W
225W
Suggested PSU
450 W
550 W
Outputs
1x HDMI 1.4a3x DisplayPort 1.2
No outputs
Power Connectors
1x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.1
Shader Model
6.3
5.1
CUDA
-
3.5