NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce GTX 260 Core 216 Rev. 2

VS

NVIDIA GeForce GTX 645 OEM

NVIDIA GeForce GTX 260 Core 216 Rev. 2

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 645 OEM and 896MB VRAM GeForce GTX 260 Core 216 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 645 OEM 's Advantages

Released 4 years and 5 months late

More VRAM (1024GB vs 896GB)

360 additional rendering cores

Lower TDP (65W vs 171W)

NVIDIA GeForce GTX 260 Core 216 Rev. 2 's Advantages

Larger VRAM bandwidth (111.9GB/s vs 64.00GB/s)

Score

Benchmark

FP32 (float)

GeForce GTX 645 OEM +77%

0.949 TFLOPS

GeForce GTX 260 Core 216 Rev. 2

0.536 TFLOPS

GeForce GTX 645 OEM

VS

GeForce GTX 260 Core 216 Rev. 2

Graphics Card

Apr 2013

Release Date

Nov 2008

GeForce 600

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

999 MHz

Memory

1024MB

Memory Size

896MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

448bit

64.00GB/s

Bandwidth

111.9GB/s

Render Config

-

SM Count

27

576

Shading Units

216

48

TMUs

72

16

ROPs

28

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

224 KB

-

Theoretical Performance

9.888 GPixel/s

Pixel Rate

16.13 GPixel/s

39.55 GTexel/s

Texture Rate

41.47 GTexel/s

-

949.2 GFLOPS

FP32 (float)

536.5 GFLOPS

39.55 GFLOPS

FP64 (double)

67.07 GFLOPS

Board Design

65W

TDP

171W

250 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

2x DVI 1x S-Video

None

Power Connectors

2x 6-pin

Graphics Processor

GK106

GPU Name

GT200B

GK106-200-A1

GPU Variant

G200-103-B2

Kepler

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

2.54 billion

Transistors

1.4 billion

221 mm²

Die Size

470 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

1.3

5.1

Shader Model

4.0

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