NVIDIA GeForce2 Ultra vs NVIDIA GeForce GT 645 OEM

VS

NVIDIA GeForce2 Ultra

NVIDIA GeForce GT 645 OEM

We compared two Desktop platform GPUs: 64MB VRAM GeForce2 Ultra and 1024MB VRAM GeForce GT 645 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 645 OEM 's Advantages

Released 11 years and 8 months late

More VRAM (1024GB vs 64GB)

Larger VRAM bandwidth (91.87GB/s vs 7.360GB/s)

288 additional rendering cores

Score

GeForce2 Ultra

VS

GeForce GT 645 OEM

Graphics Card

Aug 2000

Release Date

Apr 2012

GeForce 2

Generation

GeForce 600

Desktop

Type

Desktop

AGP 4x

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

230 MHz

Memory Clock

957 MHz

Memory

64MB

Memory Size

1024MB

DDR

Memory Type

GDDR5

128bit

Memory Bus

192bit

7.360GB/s

Bandwidth

91.87GB/s

Render Config

-

SM Count

6

-

Shading Units

288

8

TMUs

48

4

ROPs

24

-

L1 Cache

64 KB (per SM)

-

L2 Cache

384 KB

-

Theoretical Performance

1.000 GPixel/s

Pixel Rate

9.312 GPixel/s

2.000 GTexel/s

Texture Rate

37.25 GTexel/s

-

FP32 (float)

894.0 GFLOPS

-

FP64 (double)

74.50 GFLOPS

Board Design

Unknown

TDP

102W

200 W

Suggested PSU

300 W

1x DVI 1x VGA

Outputs

2x DVI 1x mini-HDMI 1.3a

None

Power Connectors

-

Graphics Processor

NV15

GPU Name

GF114

GeForce2 Ultra

GPU Variant

-

Celsius

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

180 nm

Process Size

40 nm

0.025 billion

Transistors

1.95 billion

88 mm²

Die Size

332 mm²

Graphics Features

7.0

DirectX

12 (11_0)

1.5

OpenGL

4.6

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

-

Shader Model

5.1

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