Home GPU Comparison NVIDIA Tesla S2050 vs NVIDIA Tesla K20Xm

NVIDIA Tesla S2050 vs NVIDIA Tesla K20Xm

We compared two Professional market GPUs: 3GB VRAM Tesla S2050 and 6GB VRAM Tesla K20Xm to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20Xm 's Advantages
Released 1 years and 4 months late
More VRAM (6GB vs 3GB)
Larger VRAM bandwidth (249.6GB/s vs 148.4GB/s)
2240 additional rendering cores
Lower TDP (235W vs 900W)

Score

Benchmark

FP32 (float)
Tesla S2050
1.028 TFLOPS
Tesla K20Xm +282%
3.935 TFLOPS
VS

Graphics Card

Jul 2011
Release Date
Nov 2012
Tesla
Generation
Tesla
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
-
-
-
-
-
773 MHz
Memory Clock
1300 MHz

Memory

3GB
Memory Size
6GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
384bit
148.4GB/s
Bandwidth
249.6GB/s

Render Config

-
-
-
14
SM Count
-
448
Shading Units
2688
56
TMUs
224
48
ROPs
48
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
16 KB (per SMX)
768 KB
L2 Cache
1536 KB
-
-
-

Theoretical Performance

16.07 GPixel/s
Pixel Rate
40.99 GPixel/s
32.14 GTexel/s
Texture Rate
164.0 GTexel/s
-
-
-
1028 GFLOPS
FP32 (float)
3.935 TFLOPS
513.9 GFLOPS
FP64 (double)
1312 GFLOPS

Board Design

900W
TDP
235W
1300 W
Suggested PSU
550 W
No outputs
Outputs
No outputs
-
-
-

Graphics Processor

GF100
GPU Name
GK110
-
-
-
Fermi
Architecture
Kepler
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
3.1 billion
Transistors
7.08 billion
529 mm²
Die Size
561 mm²

Graphics Features

12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.1
2.0
CUDA
3.5
5.1
Shader Model
5.1

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