NVIDIA GeForce 9800 GX2 vs NVIDIA GeForce GT 620 OEM

VS

NVIDIA GeForce 9800 GX2

NVIDIA GeForce GT 620 OEM

We compared two Desktop platform GPUs: 512MB VRAM GeForce 9800 GX2 and 512MB VRAM GeForce GT 620 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 9800 GX2 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 14.37GB/s)

80 additional rendering cores

NVIDIA GeForce GT 620 OEM 's Advantages

Released 4 years and 1 months late

Lower TDP (30W vs 197W)

Score

Benchmark

FP32 (float)

GeForce 9800 GX2 +146%

0.384 TFLOPS

GeForce GT 620 OEM

0.156 TFLOPS

GeForce 9800 GX2

VS

GeForce GT 620 OEM

Graphics Card

Mar 2008

Release Date

Apr 2012

GeForce 9

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

898 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

DDR3

256bit

Memory Bus

64bit

64.00GB/s

Bandwidth

14.37GB/s

Render Config

-

16

SM Count

1

128

Shading Units

48

64

TMUs

8

16

ROPs

4

-

L1 Cache

64 KB (per SM)

64 KB

L2 Cache

128 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

1.620 GPixel/s

38.40 GTexel/s

Texture Rate

6.480 GTexel/s

-

384.0 GFLOPS

FP32 (float)

155.5 GFLOPS

-

FP64 (double)

12.96 GFLOPS

Board Design

197W

TDP

30W

450 W

Suggested PSU

200 W

2x DVI 1x HDMI

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

G92

GPU Name

GF119

G92-450-A2

GPU Variant

-

Tesla

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

65 nm

Process Size

40 nm

0.754 billion

Transistors

0.292 billion

324 mm²

Die Size

79 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.1

CUDA

2.1

4.0

Shader Model

5.1

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