NVIDIA Tesla K40d vs AMD Radeon R9 M280X
GPU Specs Compare
Graphics Card
Release Date
Nov 2013
Feb 2015
Generation
Tesla Kepler
Gem System
Type
Professional
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
745 MHz
900 MHz
Boost Clock
876 MHz
1000 MHz
Memory Clock
1502 MHz
1375 MHz
Memory
Memory Size
12GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
128bit
Bandwidth
288.4GB/s
88.00GB/s
Render Config
Shading Units
2880
896
TMUs
240
56
ROPs
48
16
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
1536 KB
256 KB
Compute Units
-
14
Theoretical Performance
Pixel Rate
52.56 GPixel/s
16.00 GPixel/s
Texture Rate
210.2 GTexel/s
56.00 GTexel/s
FP32 (float)
5.046 TFLOPS
1.792 TFLOPS
FP64 (double)
1.682 TFLOPS
112.0 GFLOPS
Graphics Processor
GPU Name
GK110B
Saturn
Architecture
Kepler
GCN 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
7.08 billion
2.08 billion
Die Size
561 mm²
160 mm²
GPU Variant
-
Saturn XT(216-0843024)
Board Design
TDP
245W
Unknown
Suggested PSU
550 W
-
Outputs
No outputs
Portable Device Dependent
Graphics Features
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.2.175
1.2.170
CUDA
3.5
-
Shader Model
6.5 (5.1)
6.5