NVIDIA GeForce GTX 650 vs NVIDIA GeForce GTX 490

VS

NVIDIA GeForce GTX 650

NVIDIA GeForce GTX 490

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 650 and 1536MB VRAM GeForce GTX 490 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 650 's Advantages

Lower TDP (65W vs 365W)

NVIDIA GeForce GTX 490 's Advantages

More VRAM (1536GB vs 1024GB)

Larger VRAM bandwidth (164.0GB/s vs 80.00GB/s)

96 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 650

0.812 TFLOPS

GeForce GTX 490 +43%

1.166 TFLOPS

GeForce GTX 650

VS

GeForce GTX 490

Graphics Card

Sep 2012

Release Date

Unknown

GeForce 600

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

854 MHz

Memory

1024MB

Memory Size

1536MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

384bit

80.00GB/s

Bandwidth

164.0GB/s

Render Config

-

SM Count

15

384

Shading Units

480

32

TMUs

60

16

ROPs

48

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

768 KB

-

Theoretical Performance

8.464 GPixel/s

Pixel Rate

18.24 GPixel/s

33.86 GTexel/s

Texture Rate

36.48 GTexel/s

-

812.5 GFLOPS

FP32 (float)

1166 GFLOPS

33.86 GFLOPS

FP64 (double)

145.8 GFLOPS

Board Design

65W

TDP

365W

250 W

Suggested PSU

750 W

2x DVI 1x mini-HDMI 1.4a

Outputs

3x DVI 1x mini-DisplayPort

1x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

GK107

GPU Name

GF100

GK107-450-A2

GPU Variant

GF100-375-A3

Kepler

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

3.1 billion

118 mm²

Die Size

529 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

2.0

5.1

Shader Model

5.1

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