GeForce GTS 450 vs GeForce GT 620

VS

NVIDIA GeForce GTS 450

NVIDIA GeForce GT 620

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 and 1024MB VRAM GeForce GT 620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

GeForce GTS 450 Advantages

Larger VRAM bandwidth (57.73GB/s vs 14.40GB/s)

96 additional rendering cores

GeForce GT 620 Advantages

Released 1 years and 8 months late

Lower TDP (49W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450 +123%

601

GeForce GT 620

269

GeForce GTS 450

VS

GeForce GT 620

Graphics Card

Sep 2010

Release Date

May 2012

GeForce 400

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

902 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

57.73GB/s

Bandwidth

14.40GB/s

Render Config

4

SM Count

2

192

Shading Units

96

32

TMUs

16

ROPs

4

64 KB (per SM)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

128 KB

Theoretical Performance

6.264 GPixel/s

Pixel Rate

2.800 GPixel/s

25.06 GTexel/s

Texture Rate

11.20 GTexel/s

601.3 GFLOPS

FP32 (float)

268.8 GFLOPS

50.11 GFLOPS

FP64 (double)

22.40 GFLOPS

Board Design

106W

TDP

49W

300 W

Suggested PSU

200 W

2x DVI
1x mini-HDMI 1.3a

Outputs

1x DVI
1x HDMI 1.3a
1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

GF106

GPU Name

GF108

GF106-250-KA-A1

GPU Variant

GF108-100-KB-A1

Fermi

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

0.585 billion

238 mm²

Die Size

116 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

2.1

5.1

Shader Model

5.1

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