AMD Radeon R9 270 vs NVIDIA GeForce GTX 260

VS

AMD Radeon R9 270

NVIDIA GeForce GTX 260

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 and 896MB VRAM GeForce GTX 260 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270 's Advantages

Released 5 years and 5 months late

Boost Clock925MHz

More VRAM (2GB vs 896GB)

Larger VRAM bandwidth (179.2GB/s vs 111.9GB/s)

1088 additional rendering cores

Lower TDP (150W vs 182W)

Score

Benchmark

FP32 (float)

Radeon R9 270 +396%

2.368 TFLOPS

GeForce GTX 260

0.477 TFLOPS

Radeon R9 270

VS

GeForce GTX 260

Graphics Card

Nov 2013

Release Date

Jun 2008

Volcanic Islands

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

900 MHz

Base Clock

-

925 MHz

Boost Clock

-

1400 MHz

Memory Clock

999 MHz

Memory

2GB

Memory Size

896MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

448bit

179.2GB/s

Bandwidth

111.9GB/s

Render Config

20

Compute Units

-

SM Count

24

1280

Shading Units

192

80

TMUs

64

32

ROPs

28

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

224 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

16.13 GPixel/s

74.00 GTexel/s

Texture Rate

36.86 GTexel/s

-

2.368 TFLOPS

FP32 (float)

476.9 GFLOPS

148.0 GFLOPS

FP64 (double)

59.62 GFLOPS

Board Design

150W

TDP

182W

450 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Curacao

GPU Name

GT200

Curacao PRO (215-0848000)

GPU Variant

G200-100-A2

GCN 1.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

2.8 billion

Transistors

1.4 billion

212 mm²

Die Size

576 mm²

Graphics Features

12 (11_1)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.3

5.1

Shader Model

4.0

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