NVIDIA GeForce GTX 590 vs NVIDIA GeForce GT 620

VS

NVIDIA GeForce GTX 590

NVIDIA GeForce GT 620

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 590 and 1024MB VRAM GeForce GT 620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 590 's Advantages

More VRAM (1536GB vs 1024GB)

Larger VRAM bandwidth (164.0GB/s vs 14.40GB/s)

416 additional rendering cores

NVIDIA GeForce GT 620 's Advantages

Released 1 years and 2 months late

Lower TDP (49W vs 365W)

Score

Benchmark

FP32 (float)

GeForce GTX 590 +362%

1.244 TFLOPS

GeForce GT 620

0.269 TFLOPS

GeForce GTX 590

VS

GeForce GT 620

Graphics Card

Mar 2011

Release Date

May 2012

GeForce 500

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

854 MHz

Memory Clock

900 MHz

Memory

1536MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

384bit

Memory Bus

64bit

164.0GB/s

Bandwidth

14.40GB/s

Render Config

-

16

SM Count

2

512

Shading Units

96

64

TMUs

16

48

ROPs

4

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

768 KB

L2 Cache

128 KB

-

Theoretical Performance

19.46 GPixel/s

Pixel Rate

2.800 GPixel/s

38.91 GTexel/s

Texture Rate

11.20 GTexel/s

-

1244 GFLOPS

FP32 (float)

268.8 GFLOPS

155.5 GFLOPS

FP64 (double)

22.40 GFLOPS

Board Design

365W

TDP

49W

750 W

Suggested PSU

200 W

3x DVI 1x mini-DisplayPort

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

GF110

GPU Name

GF108

GF110-351-A1

GPU Variant

GF108-100-KB-A1

Fermi 2.0

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

3 billion

Transistors

0.585 billion

520 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

2.0

CUDA

2.1

5.1

Shader Model

5.1

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