NVIDIA GeForce GTS 450 OEM vs NVIDIA GeForce GTX 650

VS

NVIDIA GeForce GTS 450 OEM

NVIDIA GeForce GTX 650

We compared two Desktop platform GPUs: 512MB VRAM GeForce GTS 450 OEM and 1024MB VRAM GeForce GTX 650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 650 's Advantages

Released 2 years late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (80.00GB/s vs 57.73GB/s)

240 additional rendering cores

Lower TDP (65W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450 OEM

0.451 TFLOPS

GeForce GTX 650 +80%

0.812 TFLOPS

GeForce GTS 450 OEM

VS

GeForce GTX 650

Graphics Card

Sep 2010

Release Date

Sep 2012

GeForce 400

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

902 MHz

Memory Clock

1250 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

57.73GB/s

Bandwidth

80.00GB/s

Render Config

-

3

SM Count

-

144

Shading Units

384

24

TMUs

32

16

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

4.698 GPixel/s

Pixel Rate

8.464 GPixel/s

18.79 GTexel/s

Texture Rate

33.86 GTexel/s

-

451.0 GFLOPS

FP32 (float)

812.5 GFLOPS

37.58 GFLOPS

FP64 (double)

33.86 GFLOPS

Board Design

106W

TDP

65W

300 W

Suggested PSU

250 W

1x DVI 1x DisplayPort 1x VGA

Outputs

2x DVI 1x mini-HDMI 1.4a

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GF106

GPU Name

GK107

-

GPU Variant

GK107-450-A2

Fermi

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

1.27 billion

238 mm²

Die Size

118 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

2.1

CUDA

3.0

5.1

Shader Model

5.1

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