NVIDIA GeForce GT 645 OEM vs NVIDIA GeForce GTX 260 Core 216

VS

NVIDIA GeForce GT 645 OEM

NVIDIA GeForce GTX 260 Core 216

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 645 OEM and 896MB VRAM GeForce GTX 260 Core 216 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 3 years and 7 months late

More VRAM (1024GB vs 896GB)

72 additional rendering cores

Lower TDP (102W vs 182W)

NVIDIA GeForce GTX 260 Core 216 's Advantages

Larger VRAM bandwidth (111.9GB/s vs 91.87GB/s)

Score

Benchmark

FP32 (float)

GeForce GT 645 OEM +66%

0.894 TFLOPS

GeForce GTX 260 Core 216

0.536 TFLOPS

GeForce GT 645 OEM

VS

GeForce GTX 260 Core 216

Graphics Card

Apr 2012

Release Date

Sep 2008

GeForce 600

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

957 MHz

Memory Clock

999 MHz

Memory

1024MB

Memory Size

896MB

GDDR5

Memory Type

GDDR3

192bit

Memory Bus

448bit

91.87GB/s

Bandwidth

111.9GB/s

Render Config

-

6

SM Count

27

288

Shading Units

216

48

TMUs

72

24

ROPs

28

-

64 KB (per SM)

L1 Cache

-

384 KB

L2 Cache

224 KB

-

Theoretical Performance

9.312 GPixel/s

Pixel Rate

16.13 GPixel/s

37.25 GTexel/s

Texture Rate

41.47 GTexel/s

-

894.0 GFLOPS

FP32 (float)

536.5 GFLOPS

74.50 GFLOPS

FP64 (double)

67.07 GFLOPS

Board Design

102W

TDP

182W

300 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI 1x S-Video

-

Power Connectors

2x 6-pin

Graphics Processor

GF114

GPU Name

GT200

-

GPU Variant

G200-103-A2

Fermi 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

1.95 billion

Transistors

1.4 billion

332 mm²

Die Size

576 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

1.3

5.1

Shader Model

4.0

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