AMD Radeon R9 270X vs NVIDIA TITAN X Pascal

VS

AMD Radeon R9 270X

NVIDIA TITAN X Pascal

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270X and 12GB VRAM TITAN X Pascal to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270X 's Advantages

Lower TDP (180W vs 250W)

NVIDIA TITAN X Pascal 's Advantages

Released 2 years and 10 months late

Boost Clock has increased by 46% (1531MHz vs 1050MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (480.4GB/s vs 179.2GB/s)

2304 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 270X

2.688 TFLOPS

TITAN X Pascal +308%

10.97 TFLOPS

3DMark Time Spy

Radeon R9 270X

1769

TITAN X Pascal +441%

9576

Radeon R9 270X

VS

TITAN X Pascal

Graphics Card

Oct 2013

Release Date

Aug 2016

Volcanic Islands

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

1417 MHz

1050 MHz

Boost Clock

1531 MHz

1400 MHz

Memory Clock

1251 MHz

Memory

2GB

Memory Size

12GB

GDDR5

Memory Type

GDDR5X

256bit

Memory Bus

384bit

179.2GB/s

Bandwidth

480.4GB/s

Render Config

20

Compute Units

-

SM Count

28

1280

Shading Units

3584

80

TMUs

224

32

ROPs

96

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

512 KB

L2 Cache

3 MB

-

Theoretical Performance

33.60 GPixel/s

Pixel Rate

147.0 GPixel/s

84.00 GTexel/s

Texture Rate

342.9 GTexel/s

-

FP16 (half)

171.5 GFLOPS

2.688 TFLOPS

FP32 (float)

10.97 TFLOPS

168.0 GFLOPS

FP64 (double)

342.9 GFLOPS

Board Design

180W

TDP

250W

450 W

Suggested PSU

600 W

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

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Curacao

GPU Name

GP102

Curacao XT (215-0848004)

GPU Variant

GP102-400-A1

GCN 1.0

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

2.8 billion

Transistors

11.8 billion

212 mm²

Die Size

471 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

6.1

5.1

Shader Model

6.4

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