NVIDIA GeForce GTX 650 vs NVIDIA GeForce 405 OEM

VS

NVIDIA GeForce GTX 650

NVIDIA GeForce 405 OEM

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 650 and 512MB VRAM GeForce 405 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 650 's Advantages

Released 2 years late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (80.00GB/s vs 12.64GB/s)

368 additional rendering cores

NVIDIA GeForce 405 OEM 's Advantages

Lower TDP (25W vs 65W)

Score

Benchmark

FP32 (float)

GeForce GTX 650 +1704%

0.812 TFLOPS

GeForce 405 OEM

0.045 TFLOPS

GeForce GTX 650

VS

GeForce 405 OEM

Graphics Card

Sep 2012

Release Date

Sep 2010

GeForce 600

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

790 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

80.00GB/s

Bandwidth

12.64GB/s

Render Config

-

SM Count

2

384

Shading Units

16

32

TMUs

8

16

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

8.464 GPixel/s

Pixel Rate

2.356 GPixel/s

33.86 GTexel/s

Texture Rate

4.712 GTexel/s

-

812.5 GFLOPS

FP32 (float)

44.86 GFLOPS

33.86 GFLOPS

FP64 (double)

-

Board Design

65W

TDP

25W

250 W

Suggested PSU

200 W

2x DVI 1x mini-HDMI 1.4a

Outputs

1x DVI 1x HDMI 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

GK107

GPU Name

GT218

GK107-450-A2

GPU Variant

GT218-300-B1

Kepler

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

0.26 billion

118 mm²

Die Size

57 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

1.2

5.1

Shader Model

4.1

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