NVIDIA GeForce GTX 650 Ti vs AMD Radeon R9 270X

VS

NVIDIA GeForce GTX 650 Ti

AMD Radeon R9 270X

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 650 Ti and 2GB VRAM Radeon R9 270X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 650 Ti 's Advantages

Lower TDP (110W vs 180W)

AMD Radeon R9 270X 's Advantages

Released 1 years late

Boost Clock1050MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (179.2GB/s vs 86.40GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 650 Ti

1.425 TFLOPS

Radeon R9 270X +88%

2.688 TFLOPS

GeForce GTX 650 Ti

VS

Radeon R9 270X

Graphics Card

Oct 2012

Release Date

Oct 2013

GeForce 600

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1050 MHz

1350 MHz

Memory Clock

1400 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

86.40GB/s

Bandwidth

179.2GB/s

Render Config

-

Compute Units

20

-

768

Shading Units

1280

64

TMUs

80

16

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

14.85 GPixel/s

Pixel Rate

33.60 GPixel/s

59.39 GTexel/s

Texture Rate

84.00 GTexel/s

-

1425 GFLOPS

FP32 (float)

2.688 TFLOPS

59.39 GFLOPS

FP64 (double)

168.0 GFLOPS

Board Design

110W

TDP

180W

300 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

GK106

GPU Name

Curacao

GK106-220-A1

GPU Variant

Curacao XT (215-0848004)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.54 billion

Transistors

2.8 billion

221 mm²

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

5.1

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