NVIDIA GeForce GTX 950 Low Power vs NVIDIA GeForce GTX 680

VS

NVIDIA GeForce GTX 950 Low Power NVIDIA GeForce GTX 680

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 950 Low Power and 2GB VRAM GeForce GTX 680 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 950 Low Power 's Advantages

Released 4 years late

Boost Clock has increased by 12% (1190MHz vs 1058MHz)

Lower TDP (75W vs 195W)

NVIDIA GeForce GTX 680 's Advantages

Larger VRAM bandwidth (192.3GB/s vs 105.8GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 950 Low Power

1.828 TFLOPS

GeForce GTX 680 +77%

3.25 TFLOPS

GeForce GTX 950 Low Power

VS

GeForce GTX 680

Graphics Card

Mar 2016

Release Date

Mar 2012

GeForce 900

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1026 MHz

Base Clock

1006 MHz

1190 MHz

Boost Clock

1058 MHz

1653 MHz

Memory Clock

1502 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

105.8GB/s

Bandwidth

192.3GB/s

Render Config

-

SM Count

-

Compute Units

-

768

Shading Units

1536

48

TMUs

128

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

48 KB (per SMM)

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

512 KB

Theoretical Performance

38.08 GPixel/s

Pixel Rate

33.86 GPixel/s

57.12 GTexel/s

Texture Rate

135.4 GTexel/s

-

FP16 (half)

-

1.828 TFLOPS

FP32 (float)

3.250 TFLOPS

57.12 GFLOPS

FP64 (double)

135.4 GFLOPS

Graphics Processor

GM206

GPU Name

GK104

GM206-251-A1

GPU Variant

GK104-400-A2

Maxwell 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.94 billion

Transistors

3.54 billion

228 mm²

Die Size

294 mm²

Board Design

75W

TDP

195W

250 W

Suggested PSU

450 W

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

Outputs

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

None

Power Connectors

2x 6-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

3.0

6.4

Shader Model

5.1

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