AMD Radeon R9 270 1024SP vs NVIDIA GeForce GTX 980

VS

AMD Radeon R9 270 1024SP

NVIDIA GeForce GTX 980

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 4GB VRAM GeForce GTX 980 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270 1024SP 's Advantages

Released 6 months late

Lower TDP (150W vs 165W)

NVIDIA GeForce GTX 980 's Advantages

Boost Clock has increased by 31% (1216MHz vs 925MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (224.4GB/s vs 153.6GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 270 1024SP

1.894 TFLOPS

GeForce GTX 980 +162%

4.981 TFLOPS

Radeon R9 270 1024SP

VS

GeForce GTX 980

Graphics Card

Mar 2015

Release Date

Sep 2014

Volcanic Islands

Generation

GeForce 900

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

900 MHz

Base Clock

1127 MHz

925 MHz

Boost Clock

1216 MHz

1200 MHz

Memory Clock

1753 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

224.4GB/s

Render Config

16

Compute Units

-

1024

Shading Units

2048

64

TMUs

128

32

ROPs

64

-

16 KB (per CU)

L1 Cache

48 KB (per SMM)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

77.82 GPixel/s

59.20 GTexel/s

Texture Rate

155.6 GTexel/s

-

1.894 TFLOPS

FP32 (float)

4.981 TFLOPS

118.4 GFLOPS

FP64 (double)

155.6 GFLOPS

Board Design

150W

TDP

165W

450 W

Suggested PSU

450 W

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

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Pitcairn

GPU Name

GM204

Pitcairn PRO (215-0828062)

GPU Variant

GM204-400-A1

GCN 1.0

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

5.2 billion

212 mm²

Die Size

398 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

5.2

5.1

Shader Model

6.4

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