NVIDIA GeForce GTX 650 vs NVIDIA GeForce GTS 450 Rev. 2

VS

NVIDIA GeForce GTX 650

NVIDIA GeForce GTS 450 Rev. 2

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 650 and 1024MB VRAM GeForce GTS 450 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 650 's Advantages

Released 1 years and 6 months late

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

192 additional rendering cores

Lower TDP (65W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTX 650 +35%

0.812 TFLOPS

GeForce GTS 450 Rev. 2

0.601 TFLOPS

GeForce GTX 650

VS

GeForce GTS 450 Rev. 2

Graphics Card

Sep 2012

Release Date

Mar 2011

GeForce 600

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

902 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

80.00GB/s

Bandwidth

57.73GB/s

Render Config

-

SM Count

4

384

Shading Units

192

32

TMUs

32

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

8.464 GPixel/s

Pixel Rate

6.264 GPixel/s

33.86 GTexel/s

Texture Rate

25.06 GTexel/s

-

812.5 GFLOPS

FP32 (float)

601.3 GFLOPS

33.86 GFLOPS

FP64 (double)

50.11 GFLOPS

Board Design

65W

TDP

106W

250 W

Suggested PSU

300 W

2x DVI 1x mini-HDMI 1.4a

Outputs

2x DVI 1x mini-HDMI 1.3a

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GK107

GPU Name

GF116

GK107-450-A2

GPU Variant

GF116-200-KA-A1

Kepler

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

1.17 billion

118 mm²

Die Size

238 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

2.1

5.1

Shader Model

5.1

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