NVIDIA GeForce GTX 780 Ti Engineering Sample vs NVIDIA GeForce GTX 950

VS

NVIDIA GeForce GTX 780 Ti Engineering Sample

NVIDIA GeForce GTX 950

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Ti Engineering Sample and 2GB VRAM GeForce GTX 950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 Ti Engineering Sample 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (336.6GB/s vs 105.8GB/s)

2112 additional rendering cores

NVIDIA GeForce GTX 950 's Advantages

Boost Clock has increased by 28% (1188MHz vs 928MHz)

Lower TDP (90W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 Ti Engineering Sample +192%

5.345 TFLOPS

GeForce GTX 950

1.825 TFLOPS

GeForce GTX 780 Ti Engineering Sample

VS

GeForce GTX 950

Graphics Card

Unknown

Release Date

Aug 2015

GeForce 700

Generation

GeForce 900

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

875 MHz

Base Clock

1024 MHz

928 MHz

Boost Clock

1188 MHz

1753 MHz

Memory Clock

1653 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

336.6GB/s

Bandwidth

105.8GB/s

Render Config

-

2880

Shading Units

768

240

TMUs

48

ROPs

32

-

16 KB (per SMX)

L1 Cache

48 KB (per SMM)

1536 KB

L2 Cache

1024 KB

-

Theoretical Performance

55.68 GPixel/s

Pixel Rate

38.02 GPixel/s

222.7 GTexel/s

Texture Rate

57.02 GTexel/s

-

5.345 TFLOPS

FP32 (float)

1.825 TFLOPS

222.7 GFLOPS

FP64 (double)

57.02 GFLOPS

Board Design

250W

TDP

90W

600 W

Suggested PSU

250 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

GK180

GPU Name

GM206

GK180-425-A1

GPU Variant

GM206-250-A1

Kepler

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

7.08 billion

Transistors

2.94 billion

561 mm²

Die Size

228 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.2.175

Vulkan

1.3

3.5

CUDA

5.2

5.1

Shader Model

6.4

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