NVIDIA GeForce 8800 GTS 320 vs NVIDIA GeForce GT 620

VS

NVIDIA GeForce 8800 GTS 320

NVIDIA GeForce GT 620

We compared two Desktop platform GPUs: 320MB VRAM GeForce 8800 GTS 320 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 8800 GTS 320 's Advantages

Larger VRAM bandwidth (63.36GB/s vs 14.40GB/s)

NVIDIA GeForce GT 620 's Advantages

Released 5 years and 3 months late

More VRAM (1024GB vs 320GB)

Lower TDP (49W vs 143W)

Score

Benchmark

FP32 (float)

GeForce 8800 GTS 320

0.228 TFLOPS

GeForce GT 620 +17%

0.269 TFLOPS

GeForce 8800 GTS 320

VS

GeForce GT 620

Graphics Card

Feb 2007

Release Date

May 2012

GeForce 8

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

792 MHz

Memory Clock

900 MHz

Memory

320MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

320bit

Memory Bus

64bit

63.36GB/s

Bandwidth

14.40GB/s

Render Config

-

12

SM Count

2

96

Shading Units

96

24

TMUs

16

20

ROPs

4

-

L1 Cache

64 KB (per SM)

80 KB

L2 Cache

128 KB

-

Theoretical Performance

10.26 GPixel/s

Pixel Rate

2.800 GPixel/s

24.62 GTexel/s

Texture Rate

11.20 GTexel/s

-

228.1 GFLOPS

FP32 (float)

268.8 GFLOPS

-

FP64 (double)

22.40 GFLOPS

Board Design

143W

TDP

49W

300 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

G80

GPU Name

GF108

G80-100-K0-A2

GPU Variant

GF108-100-KB-A1

Tesla

Architecture

Fermi

TSMC

Foundry

TSMC

90 nm

Process Size

40 nm

0.681 billion

Transistors

0.585 billion

484 mm²

Die Size

116 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1 (1.0)

OpenCL

1.1

N/A

Vulkan

N/A

1.0

CUDA

2.1

4.0

Shader Model

5.1

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