NVIDIA GeForce GTX 980 vs NVIDIA GeForce GTX 650 Ti OEM

VS

NVIDIA GeForce GTX 980

NVIDIA GeForce GTX 650 Ti OEM

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 980 and 2GB VRAM GeForce GTX 650 Ti OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980 's Advantages

Released 1 years and 6 months late

Boost Clock1216MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (224.4GB/s vs 86.40GB/s)

1280 additional rendering cores

NVIDIA GeForce GTX 650 Ti OEM 's Advantages

Lower TDP (110W vs 165W)

Score

Benchmark

FP32 (float)

GeForce GTX 980 +249%

4.981 TFLOPS

GeForce GTX 650 Ti OEM

1.425 TFLOPS

GeForce GTX 980

VS

GeForce GTX 650 Ti OEM

Graphics Card

Sep 2014

Release Date

Mar 2013

GeForce 900

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1127 MHz

Base Clock

-

1216 MHz

Boost Clock

-

1753 MHz

Memory Clock

1350 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

224.4GB/s

Bandwidth

86.40GB/s

Render Config

-

2048

Shading Units

768

128

TMUs

64

ROPs

16

-

48 KB (per SMM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

77.82 GPixel/s

Pixel Rate

14.85 GPixel/s

155.6 GTexel/s

Texture Rate

59.39 GTexel/s

-

4.981 TFLOPS

FP32 (float)

1425 GFLOPS

155.6 GFLOPS

FP64 (double)

59.39 GFLOPS

Board Design

165W

TDP

110W

450 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x mini-HDMI 1.4a

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GM204

GPU Name

GK106

GM204-400-A1

GPU Variant

-

Maxwell 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5.2 billion

Transistors

2.54 billion

398 mm²

Die Size

221 mm²

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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