ATI Radeon HD 5950 vs NVIDIA Tesla K20m
GPU Specs Compare
Graphics Card
Release Date
Unknown
Jan 2013
Generation
Evergreen
Tesla
Type
Desktop
Professional
Bus Interface
PCIe 2.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
1000 MHz
1300 MHz
Memory
Memory Size
1024MB
5GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
320bit
Bandwidth
128.0GB/s
208.0GB/s
Render Config
Compute Units
18
-
Shading Units
1440
2496
TMUs
72
208
ROPs
32
40
L1 Cache
8 KB (per CU)
16 KB (per SMX)
L2 Cache
512 KB
1280 KB
Theoretical Performance
Pixel Rate
23.20 GPixel/s
36.71 GPixel/s
Texture Rate
52.20 GTexel/s
146.8 GTexel/s
FP32 (float)
2.088 TFLOPS
3.524 TFLOPS
FP64 (double)
-
1175 GFLOPS
Graphics Processor
GPU Name
Hemlock
GK110
GPU Variant
Hemlock PRO(215-0735443)
-
Architecture
TeraScale 2
Kepler
Foundry
TSMC
TSMC
Process Size
40 nm
28 nm
Transistors
2.154 billion
7.08 billion
Die Size
334 mm²
561 mm²
Board Design
TDP
302W
225W
Suggested PSU
700 W
550 W
Outputs
2x DVI1x mini-DisplayPort 1.1
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
11.2 (11_0)
12 (11_0)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.1
Shader Model
5.0
5.1
CUDA
-
3.5