NVIDIA GeForce GTX 950 vs NVIDIA GeForce GTX 780

VS

NVIDIA GeForce GTX 950 NVIDIA GeForce GTX 780

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

Main Differences

NVIDIA GeForce GTX 950 's Advantages

Released 2 years and 3 months late

Boost Clock has increased by 32% (1188MHz vs 902MHz)

Lower TDP (90W vs 250W)

NVIDIA GeForce GTX 780 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (288.4GB/s vs 105.8GB/s)

1536 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 950

1.825 TFLOPS

GeForce GTX 780 +127%

4.156 TFLOPS

3DMark Time Spy

GeForce GTX 950

1869

GeForce GTX 780 +48%

2775

GeForce GTX 950

VS

GeForce GTX 780

Graphics Card

Aug 2015

Release Date

May 2013

GeForce 900

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1024 MHz

Base Clock

863 MHz

1188 MHz

Boost Clock

902 MHz

1653 MHz

Memory Clock

1502 MHz

Memory

2GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

384bit

105.8GB/s

Bandwidth

288.4GB/s

Render Config

-

SM Count

-

Compute Units

-

768

Shading Units

2304

48

TMUs

192

32

ROPs

48

-

Tensor Cores

-

RT Cores

-

48 KB (per SMM)

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

1536 KB

Theoretical Performance

38.02 GPixel/s

Pixel Rate

43.30 GPixel/s

57.02 GTexel/s

Texture Rate

173.2 GTexel/s

-

FP16 (half)

-

1.825 TFLOPS

FP32 (float)

4.156 TFLOPS

57.02 GFLOPS

FP64 (double)

173.2 GFLOPS

Graphics Processor

GM206

GPU Name

GK110

GM206-250-A1

GPU Variant

GK110-300-A1

Maxwell 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.94 billion

Transistors

7.08 billion

228 mm²

Die Size

561 mm²

Board Design

90W

TDP

250W

250 W

Suggested PSU

600 W

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

Outputs

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

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

5.2

CUDA

3.5

6.4

Shader Model

5.1

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