NVIDIA GeForce GTX TITAN X vs AMD Radeon R9 270X

VS

NVIDIA GeForce GTX TITAN X

AMD Radeon R9 270X

We compared two Desktop platform GPUs: 12GB VRAM GeForce GTX TITAN X 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 TITAN X 's Advantages

Released 1 years and 5 months late

Boost Clock has increased by 4% (1089MHz vs 1050MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (336.6GB/s vs 179.2GB/s)

1792 additional rendering cores

AMD Radeon R9 270X 's Advantages

Lower TDP (180W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX TITAN X +148%

6.691 TFLOPS

Radeon R9 270X

2.688 TFLOPS

GeForce GTX TITAN X

VS

Radeon R9 270X

Graphics Card

Mar 2015

Release Date

Oct 2013

GeForce 900

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

1000 MHz

1089 MHz

Boost Clock

1050 MHz

1753 MHz

Memory Clock

1400 MHz

Memory

12GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

336.6GB/s

Bandwidth

179.2GB/s

Render Config

-

Compute Units

20

-

3072

Shading Units

1280

192

TMUs

80

96

ROPs

32

-

48 KB (per SMM)

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

512 KB

-

Theoretical Performance

104.5 GPixel/s

Pixel Rate

33.60 GPixel/s

209.1 GTexel/s

Texture Rate

84.00 GTexel/s

-

6.691 TFLOPS

FP32 (float)

2.688 TFLOPS

209.1 GFLOPS

FP64 (double)

168.0 GFLOPS

Board Design

250W

TDP

180W

600 W

Suggested PSU

450 W

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

GM200

GPU Name

Curacao

GM200-400-A1

GPU Variant

Curacao XT (215-0848004)

Maxwell 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

8 billion

Transistors

2.8 billion

601 mm²

Die Size

212 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

5.2

CUDA

-

6.4

Shader Model

5.1

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